The remote SUSE Linux SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2274-1 advisory.

    - CVE-2023-1668: Fixed remote traffic denial of service via crafted packets with IP proto 0 (bsc#1210054).
    - CVE-2022-4338: Fixed Integer Underflow in Organization Specific TLV (bsc#1206580).
    - CVE-2022-4337: Fixed Out-of-Bounds Read in Organization Specific TLV (bsc#1206581).

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

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

An update of the openvswitch package has been released.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0689 advisory.

    Open vSwitch provides standard network bridging functions and support for     the OpenFlow protocol for remote per-flow control of traffic.

    Security Fix(es):

    * openvswitch: Out-of-Bounds Read in Organization Specific TLV (CVE-2022-4337)
    * openvswitch: Integer Underflow in Organization Specific TLV (CVE-2022-4338)

    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 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-5890-1 advisory.

    Qian Chen discovered that Open vSwitch incorrectly handled certain Organization Specific TLVs. A remote     attacker could use this issue to cause Open vSwitch to crash, resulting in a denial of service, or     possibly execute arbitrary code.

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 version of openvswitch installed on the remote CBL Mariner 2.0 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the CVE-2022-4337 advisory.

  - An out-of-bounds read in Organization Specific TLV was found in various versions of OpenvSwitch.
    (CVE-2022-4337)

Note that Nessus has not tested for this issue 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-2023:2275-1 advisory.

    - CVE-2023-1668: Fixed remote traffic denial of service via crafted packets with IP proto 0 (bsc#1210054).
    - CVE-2022-4338: Fixed Integer Underflow in Organization Specific TLV (bsc#1206580).
    - CVE-2022-4337: Fixed Out-of-Bounds Read in Organization Specific TLV (bsc#1206581).

Tenable has extracted the preceding description block directly from the SUSE 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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0687 advisory.

    Open vSwitch provides standard network bridging functions and support for     the OpenFlow protocol for remote per-flow control of traffic.

    Security Fix(es):

    * openvswitch: Out-of-Bounds Read in Organization Specific TLV (CVE-2022-4337)
    * openvswitch: Integer Underflow in Organization Specific TLV (CVE-2022-4338)

    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 packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2023:0685 advisory.

    Open vSwitch provides standard network bridging functions and support for     the OpenFlow protocol for remote per-flow control of traffic.

    Security Fix(es):

    * openvswitch: Out-of-Bounds Read in Organization Specific TLV (CVE-2022-4337)
    * openvswitch: Integer Underflow in Organization Specific TLV (CVE-2022-4338)

    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 Debian 11 host has packages installed that are affected by multiple vulnerabilities as referenced in the dsa-5319 advisory.

    Two vulnerabilities were discovered in the LLPD implementation of Open vSwitch, software-based Ethernet     virtual switch, which could result in denial of service. For the stable distribution (bullseye), these     problems have been fixed in version 2.15.0+ds1-2+deb11u2. We recommend that you upgrade your openvswitch     packages. For the detailed security status of openvswitch please refer to its security tracker page at:
    https://security-tracker.debian.org/tracker/openvswitch

Tenable has extracted the preceding description block directly from the Debian 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 SLES12 / SLES_SAP12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2023:2360-1 advisory.

    - CVE-2022-4338: Fixed Integer Underflow in Organization Specific TLV (bsc#1206580).
    - CVE-2022-4337: Fixed Out-of-Bounds Read in Organization Specific TLV (bsc#1206581).
    - CVE-2022-32166: Fixed a out of bounds read in minimask_equal() (bsc#1203865).
    - CVE-2021-36980: Fixed a use-after-free issue during the decoding of a RAW_ENCAP action (bsc#1188524).

Tenable has extracted the preceding description block directly from the SUSE 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 Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - An out-of-bounds read in Organization Specific TLV was found in various versions of OpenvSwitch.
    (CVE-2022-4337)

Note that Nessus relies on the presence of the package as reported by the vendor.

ID	名稱	產品	系列	已發布	已更新	嚴重性
176271	SUSE SLES15: libopenvswitch-2_13-0 / libovn-20_03-0 / openvswitch / etc (SUSE-SU-2023:2274-1)	Nessus	SuSE Local Security Checks	2023/5/24	2026/6/25	critical
204277	Photon OS 5.0: Openvswitch PHSA-2023-5.0-0089	Nessus	PhotonOS Local Security Checks	2024/7/24	2026/10/14	critical
171234	RHEL 8 : openvswitch2.16 (RHSA-2023:0689)	Nessus	Red Hat Local Security Checks	2023/2/9	2024/11/7	critical
171941	Ubuntu 18.04 LTS / 20.04 LTS / 22.04 LTS : Open vSwitch vulnerabilities (USN-5890-1)	Nessus	Ubuntu Local Security Checks	2023/2/28	2024/8/27	critical
172885	CBL Mariner 2.0 Security Update: openvswitch (CVE-2022-4337)	Nessus	MarinerOS Local Security Checks	2023/3/20	2025/2/10	critical
176264	SUSE SLES15: libopenvswitch-2_14-0 / libovn-20_06-0 / openvswitch / etc (SUSE-SU-2023:2275-1)	Nessus	SuSE Local Security Checks	2023/5/24	2026/6/25	critical
171231	RHEL 8 : openvswitch2.15 (RHSA-2023:0687)	Nessus	Red Hat Local Security Checks	2023/2/9	2024/11/8	critical
171235	RHEL 8 : openvswitch2.13 (RHSA-2023:0685)	Nessus	Red Hat Local Security Checks	2023/2/9	2024/11/7	critical
334019	Photon OS 5.0: Openvswitch PHSA-2023-5.0-92-0089	Nessus	PhotonOS Local Security Checks	2026/8/10	2026/11/2	critical
170048	Debian DSA-5319-1 : openvswitch - security update	Nessus	Debian Local Security Checks	2023/1/14	2025/1/24	critical
176646	SUSE SLES12 Security Update : openvswitch (SUSE-SU-2023:2360-1)	Nessus	SuSE Local Security Checks	2023/6/3	2026/6/25	critical
225064	Linux Distros Unpatched Vulnerability : CVE-2022-4337	Nessus	Misc.	2025/3/5	2026/8/19	critical

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