Out-of-bounds Write Affecting kernel-doc package, versions <0:4.18.0-193.113.1.el8_2
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Test your applications- Snyk ID SNYK-RHEL8-KERNELDOC-5874153
- published 23 Jun 2023
- disclosed 29 May 2023
Introduced: 29 May 2023
CVE-2023-35788 Open this link in a new tabHow to fix?
Upgrade RHEL:8 kernel-doc to version 0:4.18.0-193.113.1.el8_2 or higher.
This issue was patched in RHSA-2023:4815.
NVD Description
Note: Versions mentioned in the description apply only to the upstream kernel-doc package and not the kernel-doc package as distributed by RHEL.
See How to fix? for RHEL:8 relevant fixed versions and status.
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://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://www.openwall.com/lists/oss-security/2023/06/07/1
- https://security.netapp.com/advisory/ntap-20230714-0002/
- https://www.debian.org/security/2023/dsa-5448
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html
- https://www.debian.org/security/2023/dsa-5480