decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in calculations of when to perform memset zero operations.

The remote Ubuntu 16.04 ESM host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5167-1 advisory.

    It was discovered that FFmpeg did not properly verify certain input when processing video and audio files.
    An attacker could possibly use this to send specially crafted input to the application, force a division     by zero, and cause a denial of service (application crash). (CVE-2020-20445, CVE-2020-20446,     CVE-2020-20453, CVE-2020-20892)

    It was discovered that FFmpeg did not properly perform certain bit shift and memory operations. An     attacker could possibly use this issue to expose sensitive information. (CVE-2020-20902)

    It was discovered that FFmpeg did not properly perform memory management operations in various of its     functions. An attacker could possibly use this issue to send specially crafted input to the application     and cause a denial of service (application crash) or execute arbitrary code. (CVE-2020-21041,     CVE-2020-20451, CVE-2020-21688, CVE-2020-21697, CVE-2020-22020, CVE-2020-22021, CVE-2020-22022,     CVE-2020-22025, CVE-2020-22031, CVE-2020-22032, CVE-2020-22037, CVE-2020-22040, CVE-2020-22041,     CVE-2020-22042, CVE-2020-22044)

    It was discovered that FFmpeg did not properly perform memory management operations in various of its     functions. An attacker could possibly use this issue to send specially crafted input to the application     and cause a denial of service (application crash) or execute arbitrary code. (CVE-2020-22016,     CVE-2020-22046, CVE-2020-22049, CVE-2020-22054)

    It was discovered that FFmpeg did not properly perform memory management operations in various of its     functions. An attacker could possibly use this issue to send specially crafted input to the application     and cause a denial of service (application crash) or execute arbitrary code. (CVE-2020-35965)

    It was discovered that FFmpeg did not properly handle data assigned to the tty demuxer. An attacker could     possibly use this issue to send specially crafted input to the application and expose sensitive     information. (CVE-2021-3566)

    It was discovered that FFmpeg did not perform checks on function return values when encoding and     formatting input video and audio files. An attacker could possibly use this issue to cause a denial of     service (application crash) or execute arbitrary code. (CVE-2021-38114, CVE-2021-38171)

    It was discovered that FFmpeg did not properly sanitize function returned data when calculating frame     duration values. An attacker could possibly use this issue to cause an assertion failure and then cause a     denial of service (application crash). (CVE-2021-38291)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SLES15 / SLES_SAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:0005-1 advisory.

  - Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts. (CVE-2020-20891)

  - An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.
    (CVE-2020-20892)

  - An issue was discovered in function latm_write_packet in libavformat/latmenc.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference.
    (CVE-2020-20896)

  - A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in     FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that could     result in disclosure of information. (CVE-2020-20902)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at     options.c. (CVE-2020-22037)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak is affected by: memory leak in     the link_filter_inouts function in libavfilter/graphparser.c. (CVE-2020-22042)

  - decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in     calculations of when to perform memset zero operations. (CVE-2020-35965)

  - Prior to ffmpeg version 4.3, the tty demuxer did not have a 'read_probe' function assigned to it. By     crafting a legitimate ffconcat file that references an image, followed by a file the triggers the tty     demuxer, the contents of the second file will be copied into the output file verbatim (as long as the     `-vcodec copy` option is passed to ffmpeg). (CVE-2021-3566)

  - Integer Overflow vulnerability in function filter_prewitt in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38092)

  - Integer Overflow vulnerability in function filter_robert in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38093)

  - Integer Overflow vulnerability in function filter_sobel in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38094)

  - An issue was discovered in the FFmpeg package, where vp3_decode_frame in libavcodec/vp3.c lacks check of     the return value of av_malloc() and will cause a null pointer dereference, impacting availability.
    (CVE-2022-3109)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5472-1 advisory.

    It was discovered that FFmpeg would attempt to divide by zero when using Linear Predictive Coding (LPC) or     AAC codecs. An attacker could possibly use this issue to cause a denial of service. This issue only     affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2020-20445, CVE-2020-20446,     CVE-2020-20453)

    It was discovered that FFmpeg incorrectly handled certain input. An attacker could possibly use this issue     to cause a denial of service. This issue only affected Ubuntu 20.04 LTS. (CVE-2020-20450)

    It was discovered that FFmpeg incorrectly handled file conversion to APNG format. An attacker could     possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu     20.04 LTS. (CVE-2020-21041)

    It was discovered that FFmpeg incorrectly handled remuxing RTP-hint tracks. A remote attacker could     possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 18.04 LTS and Ubuntu     20.04 LTS. (CVE-2020-21688)

    It was discovered that FFmpeg incorrectly handled certain specially crafted AVI files. An attacker could     possibly use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu     20.04 LTS. (CVE-2020-21697)

    It was discovered that FFmpeg incorrectly handled writing MOV video tags. An attacker could possibly use     this issue to cause a denial of service, obtain sensitive information or execute arbitrary code. This     issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2020-22015)

    It was discovered that FFmpeg incorrectly handled writing MOV files. An attacker could possibly use this     issue to cause a denial of service or other unspecified impact. This issue affected only Ubuntu 18.04 LTS.
    (CVE-2020-22016)

    It was discovered that FFmpeg incorrectly handled memory when using certain filters. An attacker could     possibly use this issue to cause a denial of service or other unspecified impact. This issue only affected     Ubuntu 18.04 LTS and Ubuntu 20.04 LTS. (CVE-2020-22017, CVE-2020-22020, CVE-2020-22022, CVE-2020-22023,     CVE-2022-22025, CVE-2020-22026, CVE-2020-22028, CVE-2020-22031, CVE-2020-22032, CVE-2020-22034,     CVE-2020-22036, CVE-2020-22042)

    It was discovered that FFmpeg incorrectly handled memory when using certain filters. An attacker could     possibly use this issue to cause a denial of service or other unspecified impact. This issue only affected     Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2020-22019, CVE-2020-22021, CVE-2020-22033)

    It was discovered that FFmpeg incorrectly handled memory when using certain filters. An attacker could     possibly use this issue to cause a denial of service or other unspecified impact. This issue only affected     Ubuntu 21.10. (CVE-2020-22027, CVE-2020-22029, CVE-2020-22030, CVE-2020-22035)

    It was discovered that FFmpeg incorrectly handled certain specially crafted JPEG files. An attacker could     possibly use this issue to obtain sensitive information. This issue only affected Ubuntu 18.04 LTS, Ubuntu     20.04 LTS and Ubuntu 21.10. (CVE-2020-22037)

    It was discovered that FFmpeg incorrectly performed calculations in EXR codec. An attacker could possibly     use this issue to cause a denial of service. This issue only affected Ubuntu 18.04 LTS and Ubuntu 20.04     LTS. (CVE-2020-35965)

    It was discovered that FFmpeg did not verify return values of functions init_vlc and init_get_bits. An     attacker could possibly use this issue to cause a denial of service or other unspecified impact. This     issue only affected Ubuntu 18.04 LTS, Ubuntu 20.04 LTS and Ubuntu 21.10. (CVE-2021-38114, CVE-2021-38171)

    It was discovered that FFmpeg incorrectly handled certain specially crafted files. An attacker could     possibly use this issue to cause a denial of service. This issue only affected Ubuntu 21.10 and Ubuntu     22.04 LTS. (CVE-2022-1475)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote host is affected by the vulnerability described in GLSA-202105-24 (FFmpeg: Multiple vulnerabilities)

    Multiple vulnerabilities have been discovered in FFmpeg. Please review       the CVE identifiers referenced below for details.
  Impact :

    A remote attacker could entice a user to open a specially crafted media       file using FFmpeg, possibly resulting in execution of arbitrary code with       the privileges of the process or a Denial of Service condition.
  Workaround :

    There is no known workaround at this time.

The remote SUSE Linux SLED15 / SLES15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2021:3521-1 advisory.

  - Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts. (CVE-2020-20891)

  - An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.
    (CVE-2020-20892)

  - An issue was discovered in function latm_write_packet in libavformat/latmenc.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference.
    (CVE-2020-20896)

  - A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in     FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that could     result in disclosure of information. (CVE-2020-20902)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at     options.c. (CVE-2020-22037)

  - decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in     calculations of when to perform memset zero operations. (CVE-2020-35965)

  - Prior to ffmpeg version 4.3, the tty demuxer did not have a 'read_probe' function assigned to it. By     crafting a legitimate ffconcat file that references an image, followed by a file the triggers the tty     demuxer, the contents of the second file will be copied into the output file verbatim (as long as the     `-vcodec copy` option is passed to ffmpeg). (CVE-2021-3566)

  - Integer Overflow vulnerability in function filter_prewitt in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38092)

  - Integer Overflow vulnerability in function filter_robert in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38093)

  - Integer Overflow vulnerability in function filter_sobel in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38094)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote SUSE Linux SUSE15 host has packages installed that are affected by multiple vulnerabilities as referenced in the openSUSE-SU-2021:3521-1 advisory.

  - Buffer Overflow vulnerability in function config_input in libavfilter/vf_gblur.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts. (CVE-2020-20891)

  - An issue was discovered in function filter_frame in libavfilter/vf_lenscorrection.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts due to a division by zero.
    (CVE-2020-20892)

  - ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2020-22028. Reason: This candidate is a     duplicate of CVE-2020-22028. Notes: All CVE users should reference CVE-2020-22028 instead of this     candidate. All references and descriptions in this candidate have been removed to prevent accidental     usage. (CVE-2020-20895)

  - An issue was discovered in function latm_write_packet in libavformat/latmenc.c in Ffmpeg 4.2.1, allows     attackers to cause a Denial of Service or other unspecified impacts due to a Null pointer dereference.
    (CVE-2020-20896)

  - ** REJECT ** DO NOT USE THIS CANDIDATE NUMBER. ConsultIDs: CVE-2020-22036. Reason: This candidate is a     duplicate of CVE-2020-22036. Notes: All CVE users should reference CVE-2020-22036 instead of this     candidate. All references and descriptions in this candidate have been removed to prevent accidental     usage. (CVE-2020-20899)

  - A CWE-125: Out-of-bounds read vulnerability exists in long_term_filter function in g729postfilter.c in     FFmpeg 4.2.1 during computation of the denominator of pseudo-normalized correlation R'(0), that could     result in disclosure of information. (CVE-2020-20902)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at     options.c. (CVE-2020-22037)

  - decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in     calculations of when to perform memset zero operations. (CVE-2020-35965)

  - Prior to ffmpeg version 4.3, the tty demuxer did not have a 'read_probe' function assigned to it. By     crafting a legitimate ffconcat file that references an image, followed by a file the triggers the tty     demuxer, the contents of the second file will be copied into the output file verbatim (as long as the     `-vcodec copy` option is passed to ffmpeg). (CVE-2021-3566)

  - Integer Overflow vulnerability in function filter_prewitt in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38092)

  - Integer Overflow vulnerability in function filter_robert in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38093)

  - Integer Overflow vulnerability in function filter_sobel in libavfilter/vf_convolution.c in Ffmpeg 4.2.1,     allows attackers to cause a Denial of Service or other unspecified impacts. (CVE-2021-38094)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Debian 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-4990 advisory.

  - FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/lpc.h, which allows a remote malicious     user to cause a Denial of Service. (CVE-2020-20445)

  - FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aacpsy.c, which allows a remote malicious     user to cause a Denial of Service. (CVE-2020-20446)

  - FFmpeg 4.2 is affected by a Divide By Zero issue via libavcodec/aaccoder, which allows a remote malicious     user to cause a Denial of Service (CVE-2020-20453)

  - Buffer Overflow vulnerability exists in FFmpeg 4.1 via apng_do_inverse_blend in libavcodec/pngenc.c, which     could let a remote malicious user cause a Denial of Service (CVE-2020-21041)

  - Buffer Overflow vulnerability in FFmpeg 4.2 in mov_write_video_tag due to the out of bounds in     libavformat/movenc.c, which could let a remote malicious user obtain sensitive information, cause a Denial     of Service, or execute arbitrary code. (CVE-2020-22015)

  - A heap-based Buffer Overflow vulnerability in FFmpeg 4.2 at libavcodec/get_bits.h when writing .mov files,     which might lead to memory corruption and other potential consequences. (CVE-2020-22016)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at ff_fill_rectangle in     libavfilter/drawutils.c, which might lead to memory corruption and other potential consequences.
    (CVE-2020-22017)

  - Buffer Overflow vulnerability in FFmpeg 4.2 at convolution_y_10bit in libavfilter/vf_vmafmotion.c, which     could let a remote malicious user cause a Denial of Service. (CVE-2020-22019)

  - Buffer Overflow vulnerability in FFmpeg 4.2 in the build_diff_map function in libavfilter/vf_fieldmatch.c,     which could let a remote malicious user cause a Denial of Service. (CVE-2020-22020)

  - Buffer Overflow vulnerability in FFmpeg 4.2 at filter_edges function in libavfilter/vf_yadif.c, which     could let a remote malicious user cause a Denial of Service. (CVE-2020-22021)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_frame at     libavfilter/vf_fieldorder.c, which might lead to memory corruption and other potential consequences.
    (CVE-2020-22022)

  - A heap-based Buffer Overflow vulnerabililty exists in FFmpeg 4.2 in filter_frame at     libavfilter/vf_bitplanenoise.c, which might lead to memory corruption and other potential consequences.
    (CVE-2020-22023)

  - A heap-based Buffer Overflow vulnerability exists in gaussian_blur at libavfilter/vf_edgedetect.c, which     might lead to memory corruption and other potential consequences. (CVE-2020-22025)

  - Buffer Overflow vulnerability exists in FFmpeg 4.2 in the config_input function at     libavfilter/af_tremolo.c, which could let a remote malicious user cause a Denial of Service.
    (CVE-2020-22026)

  - A heap-based Buffer Overflow vulnerability exits in FFmpeg 4.2 in deflate16 at libavfilter/vf_neighbor.c,     which might lead to memory corruption and other potential consequences. (CVE-2020-22027)

  - Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_vertically_8 at libavfilter/vf_avgblur.c,     which could cause a remote Denial of Service. (CVE-2020-22028)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_colorconstancy.c: in     slice_get_derivative, which crossfade_samples_fltp, which might lead to memory corruption and other     potential consequences. (CVE-2020-22029)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/af_afade.c in     crossfade_samples_fltp, which might lead to memory corruption and other potential consequences.
    (CVE-2020-22030)

  - A Heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 at libavfilter/vf_w3fdif.c in     filter16_complex_low, which might lead to memory corruption and other potential consequences.
    (CVE-2020-22031)

  - A heap-based Buffer Overflow vulnerability exists FFmpeg 4.2 at libavfilter/vf_edgedetect.c in     gaussian_blur, which might lead to memory corruption and other potential consequences. (CVE-2020-22032)

  - A heap-based Buffer Overflow Vulnerability exists FFmpeg 4.2 at libavfilter/vf_vmafmotion.c in     convolution_y_8bit, which could let a remote malicious user cause a Denial of Service. (CVE-2020-22033)

  - A heap-based Buffer Overflow vulnerability exists FFmpeg 4.2 at libavfilter/vf_floodfill.c, which might     lead to memory corruption and other potential consequences. (CVE-2020-22034)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in get_block_row at libavfilter/vf_bm3d.c,     which might lead to memory corruption and other potential consequences. (CVE-2020-22035)

  - A heap-based Buffer Overflow vulnerability exists in FFmpeg 4.2 in filter_intra at libavfilter/vf_bwdif.c,     which might lead to memory corruption and other potential consequences. (CVE-2020-22036)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in avcodec_alloc_context3 at     options.c. (CVE-2020-22037)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the wtvfile_open_sector     function in wtvdec.c. (CVE-2020-22049)

  - A Denial of Service vulnerability exists in FFmpeg 4.2 due to a memory leak in the av_dict_set function in     dict.c. (CVE-2020-22054)

  - decode_frame in libavcodec/exr.c in FFmpeg 4.3.1 has an out-of-bounds write because of errors in     calculations of when to perform memset zero operations. (CVE-2020-35965)

  - libavcodec/dnxhddec.c in FFmpeg 4.4 does not check the return value of the init_vlc function, a similar     issue to CVE-2013-0868. (CVE-2021-38114)

  - adts_decode_extradata in libavformat/adtsenc.c in FFmpeg 4.4 does not check the init_get_bits return     value, which is a necessary step because the second argument to init_get_bits can be crafted.
    (CVE-2021-38171)

  - FFmpeg version (git commit de8e6e67e7523e48bb27ac224a0b446df05e1640) suffers from a an assertion failure     at src/libavutil/mathematics.c. (CVE-2021-38291)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Two vulnerabilities have been discovered in ffmpeg, a widely used multimedia framework.

CVE-2019-17539

a NULL pointer dereference and possibly unspecified other impact when there is no valid close function pointer

CVE-2020-35965

an out-of-bounds write because of errors in calculations of when to perform memset zero operations

For Debian 9 stretch, these problems have been fixed in version 7:3.2.15-0+deb9u2.

We recommend that you upgrade your ffmpeg packages.

For the detailed security status of ffmpeg please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/ffmpeg

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
183614	Ubuntu 16.04 ESM : FFmpeg vulnerabilities (USN-5167-1)	Nessus	Ubuntu Local Security Checks	critical
169467	SUSE SLES15 Security Update : ffmpeg (SUSE-SU-2023:0005-1)	Nessus	SuSE Local Security Checks	high
161986	Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : FFmpeg vulnerabilities (USN-5472-1)	Nessus	Ubuntu Local Security Checks	critical
156993	GLSA-202105-24 : FFmpeg: Multiple vulnerabilities	Nessus	Gentoo Local Security Checks	high
154620	SUSE SLED15 / SLES15 Security Update : ffmpeg (SUSE-SU-2021:3521-1)	Nessus	SuSE Local Security Checks	high
154611	openSUSE 15 Security Update : ffmpeg (openSUSE-SU-2021:3521-1)	Nessus	SuSE Local Security Checks	high
154263	Debian DSA-4990-1 : ffmpeg - security update	Nessus	Debian Local Security Checks	critical
145724	Debian DLA-2537-1 : ffmpeg security update	Nessus	Debian Local Security Checks	critical

Detections

Analytics

CVE-2020-35965

high

Tenable Plugins

critical

high

critical

high

high

high

critical

critical