An error in the "read_metadata_vorbiscomment_()" function (src/libFLAC/stream_decoder.c) in FLAC version 1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file.

The remote Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-5733-1 advisory.

    It was discovered that FLAC was not properly performing memory management operations, which could result     in a memory leak. An attacker could possibly use this issue to cause FLAC to consume resources, leading to     a denial of service. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 ESM and Ubuntu 18.04 LTS.
    (CVE-2017-6888)

    It was discovered that FLAC was not properly performing bounds checking operations when decoding data. If     a user or automated system were tricked into processing a specially crafted file, an attacker could     possibly use this issue to expose sensitive information or to cause FLAC to crash, leading to a denial of     service. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 ESM, Ubuntu 18.04 LTS and Ubuntu 20.04     LTS. (CVE-2020-0499)

    It was discovered that FLAC was not properly performing bounds checking operations when encoding data. If     a user or automated system were tricked into processing a specially crafted file, an attacker could     possibly use this issue to expose sensitive information or to cause FLAC to crash, leading to a denial of     service. (CVE-2021-0561)

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 Fedora 33 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-ed9c13a1d5 advisory.

  - An error in the read_metadata_vorbiscomment_() function (src/libFLAC/stream_decoder.c) in FLAC version     1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file. (CVE-2017-6888)

  - In FLAC__bitreader_read_rice_signed_block of bitreader.c, there is a possible out of bounds read due to a     heap buffer overflow. This could lead to remote information disclosure with no additional execution     privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android     ID: A-156076070 (CVE-2020-0499)

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

The remote Fedora 32 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2021-a48ccc6754 advisory.

  - An error in the read_metadata_vorbiscomment_() function (src/libFLAC/stream_decoder.c) in FLAC version     1.3.2 can be exploited to cause a memory leak via a specially crafted FLAC file. (CVE-2017-6888)

  - In FLAC__bitreader_read_rice_signed_block of bitreader.c, there is a possible out of bounds read due to a     heap buffer overflow. This could lead to remote information disclosure with no additional execution     privileges needed. User interaction is needed for exploitation.Product: AndroidVersions: Android-11Android     ID: A-156076070 (CVE-2020-0499)

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

Two vulnerabilities were fixed in flac, the library for the Free Lossless Audio Codec.

CVE-2017-6888

Memory leak via a specially crafted FLAC file

CVE-2020-0499

Out of bounds read due to a heap buffer overflow

For Debian 9 stretch, these problems have been fixed in version 1.3.2-2+deb9u1.

We recommend that you upgrade your flac packages.

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

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.

According to the version of the flac package installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability :

  - An error in the 'read_metadata_vorbiscomment_()'     function (src/libFLAC/stream_decoder.c) in FLAC version     1.3.2 can be exploited to cause a memory leak via a     specially crafted FLAC file.(CVE-2017-6888)

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

This update for flac fixes the following issues :

  - CVE-2017-6888: An error in the     'read_metadata_vorbiscomment_()' function could be     exploited to cause a memory leak via a specially crafted     FLAC file (bsc#1091045).

This update was imported from the SUSE:SLE-15:Update update project.

This update for flac fixes the following issues :

CVE-2017-6888: An error in the 'read_metadata_vorbiscomment_()' function could be exploited to cause a memory leak via a specially crafted FLAC file (bsc#1091045).

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

Security fix for CVE-2017-6888.

Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website.
Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

This update for flac fixes the following issues :

  - CVE-2017-6888: Fix memory leak in     read_metadata_vorbiscomment_() function could lead to     denial of service (boo#1091045).

ID	Name	Product	Family	Severity
168010	Ubuntu 16.04 ESM / 18.04 LTS / 20.04 LTS / 22.04 LTS : FLAC vulnerabilities (USN-5733-1)	Nessus	Ubuntu Local Security Checks	medium
146848	Fedora 33 : mingw-flac (2021-ed9c13a1d5)	Nessus	Fedora Local Security Checks	medium
146830	Fedora 32 : mingw-flac (2021-a48ccc6754)	Nessus	Fedora Local Security Checks	medium
144723	Debian DLA-2514-1 : flac security update	Nessus	Debian Local Security Checks	medium
140819	EulerOS Virtualization for ARM 64 3.0.6.0 : flac (EulerOS-SA-2020-2052)	Nessus	Huawei Local Security Checks	medium
131492	EulerOS Virtualization for ARM 64 3.0.3.0 : flac (EulerOS-SA-2019-2327)	Nessus	Huawei Local Security Checks	medium
124146	openSUSE Security Update : flac (openSUSE-2019-1225)	Nessus	SuSE Local Security Checks	medium
123970	SUSE SLED15 / SLES15 Security Update : flac (SUSE-SU-2019:0920-1)	Nessus	SuSE Local Security Checks	medium
120495	Fedora 28 : flac (2018-6a378e32c3)	Nessus	Fedora Local Security Checks	medium
109821	Fedora 27 : flac (2018-46f48df07d)	Nessus	Fedora Local Security Checks	medium
109522	openSUSE Security Update : flac (openSUSE-2018-408)	Nessus	SuSE Local Security Checks	medium

Detections

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CVE-2017-6888

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