Out-of-bounds Write The advisory has been revoked - it doesn't affect any version of package kpatch-patch-5_14_0-284_18_1 (opens in a new tab)
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL9-KPATCHPATCH5140284181-11460427
- published5 Aug 2025
- disclosed29 May 2023
Introduced: 29 May 2023
CVE-2023-35788 (opens in a new tab)Amendment
The Red Hat security team deemed this advisory irrelevant for RHEL:9.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kpatch-patch-5_14_0-284_18_1 package and not the kpatch-patch-5_14_0-284_18_1 package as distributed by RHEL.
An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.
References
- https://access.redhat.com/security/cve/CVE-2023-35788
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html
- http://www.openwall.com/lists/oss-security/2023/06/17/1
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.7
- https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825c
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://security.netapp.com/advisory/ntap-20230714-0002/
- https://www.debian.org/security/2023/dsa-5448
- https://www.debian.org/security/2023/dsa-5480
- https://www.openwall.com/lists/oss-security/2023/06/07/1