The remote Alibaba Cloud Linux 3 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALINUX3-SA-2023:0129 advisory.

    Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities:

    CVE-2023-44488:
    VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding.

    CVE-2023-5217:
    Heap buffer overflow in vp8 encoding in libvpx in Google Chrome prior to 117.0.5938.132 and libvpx 1.13.1     allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium     security severity: High)

Tenable has extracted the preceding description block directly from the Alibaba Cloud 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.

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:5534 advisory.

    The libvpx packages provide the VP8 SDK, which allows the encoding and decoding of the VP8 video codec,     commonly used with the WebM multimedia container file format.

    Security Fix(es):

    * libvpx: Heap buffer overflow in vp8 encoding in libvpx (CVE-2023-5217)

    * libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

The remote CentOS Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the CESA-2023:6194 advisory.

  - VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding. (CVE-2023-44488)

  - It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by     the user due to an insufficient activation-delay. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1. (CVE-2023-5721)

  - Drivers are not always robust to extremely large draw calls and in some cases this scenario could have led     to a crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
    (CVE-2023-5724)

  - A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be     leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR < 115.4,     and Thunderbird < 115.4.1. (CVE-2023-5725)

  - During garbage collection extra operations were performed on a object that should not be. This could have     led to a potentially exploitable crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5728)

  - Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs     showed evidence of memory corruption and we presume that with enough effort some of these could have been     exploited to run arbitrary code. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5730)

  - An attacker could have created a malicious link using bidirectional characters to spoof the location in     the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5732)

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

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:6186 advisory.

    Mozilla Firefox is an open-source web browser, designed for standards compliance, performance, and     portability.

    This update upgrades Firefox to version 115.4.0 ESR.

    Security Fix(es):

    * Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)

    * Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4     (CVE-2023-5730)

    * libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

    * Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)

    * Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)

    * Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash.
    (CVE-2023-5728)

    * Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

The remote Oracle Linux 7 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2023-6162 advisory.

    - Add fix for CVE-2023-44488

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.

The remote Oracle Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the ELSA-2023-6194 advisory.

    [115.4.1-1.0.1]
    - Update to 115.4.1 build1
    - Add fix for CVE-2023-44488

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.

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:6198 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    This update upgrades Thunderbird to version 115.4.1.

    Security Fix(es):

    * Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)

    * Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4     (CVE-2023-5730)

    * libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

    * Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)

    * Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)

    * Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash.
    (CVE-2023-5728)

    * Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2023:0261 advisory.

    Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:

      CVE-2023-5721:
      It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by     the user due to an insufficient activation-delay. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5724:
      Drivers are not always robust to extremely large draw calls and in some cases this scenario could have     led to a crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

      CVE-2023-5725:
      A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could     be leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5728:
      During garbage collection extra operations were performed on a object that should not be. This could     have led to a potentially exploitable crash. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5730:
      Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs     showed evidence of memory corruption and we presume that with enough effort some of these could have been     exploited to run arbitrary code. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1.

      CVE-2023-5732:
      An attacker could have created a malicious link using bidirectional characters to spoof the location in     the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and     Thunderbird < 115.4.1.

      CVE-2023-44488:
      VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding.

Tenable has extracted the preceding description block directly from the Tencent 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.

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:6196 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    This update upgrades Thunderbird to version 115.4.1.

    Security Fix(es):

    * Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)

    * Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4     (CVE-2023-5730)

    * libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

    * Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)

    * Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)

    * Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash.
    (CVE-2023-5728)

    * Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2023:6197 advisory.

    Mozilla Thunderbird is a standalone mail and newsgroup client.

    This update upgrades Thunderbird to version 115.4.1.

    Security Fix(es):

    * Mozilla: Queued up rendering could have allowed websites to clickjack (CVE-2023-5721)

    * Mozilla: Memory safety bugs fixed in Firefox 119, Firefox ESR 115.4, and Thunderbird 115.4     (CVE-2023-5730)

    * libvpx: crash related to VP9 encoding in libvpx (CVE-2023-44488)

    * Mozilla: Large WebGL draw could have led to a crash (CVE-2023-5724)

    * Mozilla: WebExtensions could open arbitrary URLs (CVE-2023-5725)

    * Mozilla: Improper object tracking during GC in the JavaScript engine could have led to a crash.
    (CVE-2023-5728)

    * Mozilla: Address bar spoofing via bidirectional characters (CVE-2023-5732)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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.

The remote Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2023:6188 advisory.

  - VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding. (CVE-2023-44488)

  - It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by     the user due to an insufficient activation-delay. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1. (CVE-2023-5721)

  - Drivers are not always robust to extremely large draw calls and in some cases this scenario could have led     to a crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.
    (CVE-2023-5724)

  - A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could be     leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR < 115.4,     and Thunderbird < 115.4.1. (CVE-2023-5725)

  - During garbage collection extra operations were performed on a object that should not be. This could have     led to a potentially exploitable crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5728)

  - Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs     showed evidence of memory corruption and we presume that with enough effort some of these could have been     exploited to run arbitrary code. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5730)

  - An attacker could have created a malicious link using bidirectional characters to spoof the location in     the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and     Thunderbird < 115.4.1. (CVE-2023-5732)

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

The version of Tencent Linux installed on the remote TencentOS Server 2 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2023:0273 advisory.

    Package updates are available for TencentOS Server 2 that fix the following vulnerabilities:

      CVE-2023-5721:
      It was possible for certain browser prompts and dialogs to be activated or dismissed unintentionally by     the user due to an insufficient activation-delay. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5724:
      Drivers are not always robust to extremely large draw calls and in some cases this scenario could have     led to a crash. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and Thunderbird < 115.4.1.

      CVE-2023-5725:
      A malicious installed WebExtension could open arbitrary URLs, which under the right circumstance could     be leveraged to collect sensitive user data. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5728:
      During garbage collection extra operations were performed on a object that should not be. This could     have led to a potentially exploitable crash. This vulnerability affects Firefox < 119, Firefox ESR <     115.4, and Thunderbird < 115.4.1.

      CVE-2023-5730:
      Memory safety bugs present in Firefox 118, Firefox ESR 115.3, and Thunderbird 115.3. Some of these bugs     showed evidence of memory corruption and we presume that with enough effort some of these could have been     exploited to run arbitrary code. This vulnerability affects Firefox < 119, Firefox ESR < 115.4, and     Thunderbird < 115.4.1.

      CVE-2023-5732:
      An attacker could have created a malicious link using bidirectional characters to spoof the location in     the address bar when visited. This vulnerability affects Firefox < 117, Firefox ESR < 115.4, and     Thunderbird < 115.4.1.

      CVE-2023-44488:
      VP9 in libvpx before 1.13.1 mishandles widths, leading to a crash related to encoding.

Tenable has extracted the preceding description block directly from the Tencent 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.

ID	Name	Product	Family	Published	Updated	Severity
236224	Alibaba Cloud Linux 3 : 0129: libvpx (ALINUX3-SA-2023:0129)	Nessus	Alibaba Cloud Linux Local Security Checks	5/14/2025	5/14/2025	high
182782	RHEL 8 : libvpx (RHSA-2023:5534)	Nessus	Red Hat Local Security Checks	10/9/2023	11/7/2024	high
190202	CentOS 8 : thunderbird (CESA-2023:6194)	Nessus	CentOS Local Security Checks	2/8/2024	2/8/2024	critical
184041	RHEL 8 : firefox (RHSA-2023:6186)	Nessus	Red Hat Local Security Checks	10/30/2023	11/7/2024	critical
184059	Oracle Linux 7 : firefox (ELSA-2023-6162)	Nessus	Oracle Linux Local Security Checks	10/30/2023	9/9/2025	critical
184091	Oracle Linux 8 : thunderbird (ELSA-2023-6194)	Nessus	Oracle Linux Local Security Checks	10/31/2023	9/9/2025	critical
184038	RHEL 8 : thunderbird (RHSA-2023:6198)	Nessus	Red Hat Local Security Checks	10/30/2023	11/7/2024	critical
276142	TencentOS Server 3: firefox (TSSA-2023:0261)	Nessus	Tencent Local Security Checks	11/20/2025	11/20/2025	critical
184043	RHEL 8 : thunderbird (RHSA-2023:6196)	Nessus	Red Hat Local Security Checks	10/30/2023	11/7/2024	critical
184046	RHEL 8 : thunderbird (RHSA-2023:6197)	Nessus	Red Hat Local Security Checks	10/30/2023	11/7/2024	critical
185469	Rocky Linux 9 : firefox (RLSA-2023:6188)	Nessus	Rocky Linux Local Security Checks	11/11/2023	12/1/2023	critical
238869	TencentOS Server 2: firefox (TSSA-2023:0273)	Nessus	Tencent Local Security Checks	6/16/2025	11/20/2025	critical

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