The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:2260 advisory.

  - libwebp: heap-based buffer overflow in PutLE16() (CVE-2018-25011)

  - libwebp: heap-based buffer overflow in WebPDecode*Into functions (CVE-2020-36328)

  - libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c (CVE-2020-36329)

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

The remote Scientific Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the SLSA-2021:2260-1 advisory.

  - libwebp: heap-based buffer overflow in PutLE16() (CVE-2018-25011)

  - libwebp: heap-based buffer overflow in WebPDecode*Into functions (CVE-2020-36328)

  - libwebp: use-after-free in EmitFancyRGB() in dec/io_dec.c (CVE-2020-36329)

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

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2021-2354 advisory.

    [1.0.0-3]
    - Added fixes for rhbz#1956829, rhbz#1956843, rhbz#1956919

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

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

According to the versions of the libwebp package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - A flaw was found in libwebp in versions before 1.0.1.
    An out-of-bounds read was found in function     ChunkAssignData. The highest threat from this     vulnerability is to data confidentiality and to the     service availability.(CVE-2020-36331)

  - A flaw was found in libwebp in versions before 1.0.1.
    An out-of-bounds read was found in function     WebPMuxCreateInternal. The highest threat from this     vulnerability is to data confidentiality and to the     service availability.(CVE-2018-25009)

  - A flaw was found in libwebp in versions before 1.0.1. A     heap-based buffer overflow was found in PutLE16(). The     highest threat from this vulnerability is to data     confidentiality and integrity as well as system     availability.(CVE-2018-25011)

  - A flaw was found in libwebp in versions before 1.0.1.
    An out-of-bounds read was found in function     WebPMuxCreateInternal. The highest threat from this     vulnerability is to data confidentiality and to the     service availability.(CVE-2018-25012)

  - A flaw was found in libwebp in versions before 1.0.1.
    An out-of-bounds read was found in function ShiftBytes.
    The highest threat from this vulnerability is to data     confidentiality and to the service     availability.(CVE-2018-25013)

  - A flaw was found in libwebp in versions before 1.0.1.
    An unitialized variable is used in function ReadSymbol.
    The highest threat from this vulnerability is to data     confidentiality and integrity as well as system     availability.(CVE-2018-25014)

  - A flaw was found in libwebp in versions before 1.0.1. A     heap-based buffer overflow in function     WebPDecodeRGBInto is possible due to an invalid check     for buffer size. The highest threat from this     vulnerability is to data confidentiality and integrity     as well as system availability.(CVE-2020-36328)

  - A flaw was found in libwebp in versions before 1.0.1. A     use-after-free was found due to a thread being killed     too early. The highest threat from this vulnerability     is to data confidentiality and integrity as well as     system availability.(CVE-2020-36329)

  - A flaw was found in libwebp in versions before 1.0.1.
    An out-of-bounds read was found in function     ChunkVerifyAndAssign. The highest threat from this     vulnerability is to data confidentiality and to the     service availability.(CVE-2020-36330)

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.

The version of Apple iOS running on the mobile device is prior to 14.7. It is, therefore, affected by multiple vulnerabilities.

The remote NewStart CGSL host, running version CORE 5.04 / MAIN 5.04, has libwebp packages installed that are affected by multiple vulnerabilities:

  - A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow was found in PutLE16().
    The highest threat from this vulnerability is to data confidentiality and integrity as well as system     availability. (CVE-2018-25011)

  - A flaw was found in libwebp in versions before 1.0.1. A heap-based buffer overflow in function     WebPDecodeRGBInto is possible due to an invalid check for buffer size. The highest threat from this     vulnerability is to data confidentiality and integrity as well as system availability. (CVE-2020-36328)

  - A flaw was found in libwebp in versions before 1.0.1. A use-after-free was found due to a thread being     killed too early. The highest threat from this vulnerability is to data confidentiality and integrity as     well as system availability. (CVE-2020-36329)

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

ID	Name	Product	Family	Published	Updated	Severity
150321	RHEL 7 : libwebp (RHSA-2021:2260)	Nessus	Red Hat Local Security Checks	6/7/2021	4/28/2024	critical
150446	Scientific Linux Security Update : libwebp on SL7.x i686/x86_64 (2021:2260)	Nessus	Scientific Linux Local Security Checks	6/10/2021	6/10/2021	critical
150494	Oracle Linux 8 : libwebp (ELSA-2021-2354)	Nessus	Oracle Linux Local Security Checks	6/10/2021	10/22/2024	critical
153081	EulerOS 2.0 SP5 : libwebp (EulerOS-SA-2021-2338)	Nessus	Huawei Local Security Checks	9/7/2021	9/9/2021	critical
152037	Apple iOS < 14.7 Multiple Vulnerabilities (HT212601)	Nessus	Mobile Devices	7/23/2021	9/4/2024	critical
154481	NewStart CGSL CORE 5.04 / MAIN 5.04 : libwebp Multiple Vulnerabilities (NS-SA-2021-0117)	Nessus	NewStart CGSL Local Security Checks	10/27/2021	10/27/2021	critical

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