# CVE-2023-5366: openvswitch: This update for openvswitch fixes the following issues: Update to v3.1.7: - CVE-2023-3966: openvswitch, openvswitc... CVE-2023-5366 is fixed in 12 products on 1 platform, first by DEBIAN-CVE-2023-5366, released October 6, 2023. It is not reported as exploited. Patch Radar priority: Routine. - Web page: https://patchblox.com/security/cve/CVE-2023-5366 - Priority: Routine - CVSS: 5.5 (Medium) - EPSS: 0.0042 - CISA KEV: not listed - Exploited (vendor report): no - Publicly disclosed: no - Published: Oct 6, 2023 ## Description This update for openvswitch fixes the following issues: Update to v3.1.7: - CVE-2023-3966: openvswitch, openvswitch3: Invalid memory access in Geneve with HW offload (bsc#1219465). - CVE-2024-2182: openvswitch: ov: insufficient validation of incoming BFD packets may lead to denial of service (bsc#1255435). - CVE-2023-1668: openvswitch: remote traffic denial of service via crafted packets with IP proto 0 (bsc#1210054). - CVE-2023-3153: openvswitch,openvswitch3: service monitor MAC flow is not rate limited (bsc#1212125). - CVE-2023-5366: openvswitch: missing masks on a final stage with ports trie (bsc#1216002). ## Where it's fixed | Platform | Product | Fixed in | Fix | Released | |---|---|---|---|---| | Linux | openvswitch Debian 12.15 (bookworm) | 3.1.0-2+deb12u1 | [DEBIAN-CVE-2023-5366](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5366.md) | Oct 6, 2023 | | Linux | openvswitch Debian 13.5 (trixie) | 3.1.2-1 | [DEBIAN-CVE-2023-5366](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5366.md) | Oct 6, 2023 | | Linux | openvswitch Debian 14 | 3.1.2-1 | [DEBIAN-CVE-2023-5366](https://patchblox.com/security/data/fix/linux/debian-cve-2023-5366.md) | Oct 6, 2023 | | Linux | openvswitch opensuse-leap 15.6 | 3.1.7-150600.33.9.1 | [SUSE-SU-2026:0280-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0280-1.md) | Jan 23, 2026 | | Linux | openvswitch sles 15.6 | 3.1.7-150600.33.9.1 | [SUSE-SU-2026:0280-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0280-1.md) | Jan 23, 2026 | | Linux | openvswitch-common Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-common 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-common-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-common Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-common 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-common-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-common Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-common 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-common-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-common Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-common 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-common-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-ipsec Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-ipsec 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-ipsec-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-ipsec Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-ipsec 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-ipsec-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-ipsec Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-ipsec 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-ipsec-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-pki Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-pki 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-pki-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-pki Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-pki 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-pki-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-pki Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-pki 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-pki-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-pki Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-pki 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-pki-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-source Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-source 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-source-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-source Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-source 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-source-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-source Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-source 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-source-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-source Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-source 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-source-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-switch Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-switch 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-switch-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-switch Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-switch 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-switch-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-switch Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-switch 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-switch-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-switch Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-switch 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-switch-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-switch-dpdk Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-switch-dpdk 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-switch-dpdk-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-switch-dpdk Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-switch-dpdk 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-switch-dpdk-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-switch-dpdk Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-switch-dpdk 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-switch-dpdk-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-switch-dpdk Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-switch-dpdk 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-switch-dpdk-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-test Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-test 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-test-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-test Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-test 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-test-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-test Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-test 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-test-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-test Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-test 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-test-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-testcontroller Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-testcontroller 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-testcontroller-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-testcontroller Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-testcontroller 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-testcontroller-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-testcontroller Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-testcontroller 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-testcontroller-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-testcontroller Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-testcontroller 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-testcontroller-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-vtep Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [openvswitch-vtep 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-openvswitch-vtep-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | openvswitch-vtep Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [openvswitch-vtep 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-openvswitch-vtep-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | openvswitch-vtep Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-vtep 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-openvswitch-vtep-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch-vtep Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [openvswitch-vtep 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-openvswitch-vtep-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | openvswitch3 opensuse-leap 15.6 | 3.1.7-150500.3.25.1 | [SUSE-SU-2026:0290-1](https://patchblox.com/security/data/fix/linux/suse-su-2026-0290-1.md) | Jan 26, 2026 | | Linux | python3-openvswitch Ubuntu 20.04 LTS (focal) | 2.13.8-0ubuntu1.4 | [python3-openvswitch 2.13.8-0ubuntu1.4](https://patchblox.com/security/data/fix/linux/ubuntu-focal-python3-openvswitch-2.13.8-0ubuntu1.4.md) | Feb 7, 2024 | | Linux | python3-openvswitch Ubuntu 22.04.1 LTS (jammy) | 2.17.9-0ubuntu0.22.04.1 | [python3-openvswitch 2.17.9-0ubuntu0.22.04.1](https://patchblox.com/security/data/fix/linux/ubuntu-jammy-python3-openvswitch-2.17.9-0ubuntu0.22.04.1.md) | Feb 7, 2024 | | Linux | python3-openvswitch Ubuntu 24.10 (oracular) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [python3-openvswitch 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-oracular-python3-openvswitch-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | | Linux | python3-openvswitch Ubuntu 25.04 (plucky) | 3.3.0~git20240118.e802fe7-3ubuntu1 | [python3-openvswitch 3.3.0~git20240118.e802fe7-3ubuntu1](https://patchblox.com/security/data/fix/linux/ubuntu-plucky-python3-openvswitch-3.3.0-git20240118.e802fe7-3ubuntu1.md) | Jan 16, 2026 | --- Data as of 2026-11-07T18:46:35Z UTC. Source: Patchblox Patch Radar (https://patchblox.com/security/patch-radar). Patchblox finds out-of-date software on Windows, macOS and Linux and updates it through release rings: https://patchblox.com/demo Free to use with attribution: show "Data: Patchblox Patch Radar" with a link to https://patchblox.com/security/patch-radar. Terms, including what needs a written agreement: https://patchblox.com/security/patch-radar/use-the-data Product names, logos and trademarks shown on Patch Radar belong to their respective owners. They are used only to identify the software each security fix applies to and to help readers find their platform. Their use does not imply any affiliation with, or endorsement by, those owners, and Patchblox is not affiliated with any of them.