Ubuntu 22.04 Security Update: UBUNTU-SA-2023:0547-2 Published
suse
January 23, 2026
An update that solves seven vulnerabilities can now be installed.
Summary
## 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). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch".
Topics Covered
References
* bsc#1210054
* bsc#1212125
* bsc#1216002
* bsc#1219465
* bsc#1255435
Cross-
* CVE-2023-1668
* CVE-2023-3152
* CVE-2023-3153
* CVE-2023-3966
* CVE-2023-5366
* CVE-2024-2182
* CVE-2025-0650
CVSS scores:
* CVE-2023-1668 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
* CVE-2023-1668 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2023-1668 ( NVD ): 8.2 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:H
* CVE-2023-3152 ( NVD ): 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-3152 ( NVD ): 6.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
* CVE-2023-3152 ( NVD ): 6.3 CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
* CVE-2023-3153 ( SUSE ): 5.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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Severity
important
Lowest
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Critical
Announcement ID: SUSE-SU-2026:0280-1
Release Date: 2026-01-23T15:34:06Z
Rating: important
Topics Covered
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