Description
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.
Affected products
Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.
n/a n/a
n/aaffected
References
- https://www.openwall.com/lists/oss-security/2023/06/07/1 ↗
- https://git.kernel.org/linus/4d56304e5827c8cc8cc18c75343d283af7c4825c ↗
- https://cdn.kernel.org/pub/linux/kernel/v6.x/ChangeLog-6.3.7 ↗
- http://www.openwall.com/lists/oss-security/2023/06/17/1 ↗
- https://www.debian.org/security/2023/dsa-5448 ↗
- https://security.netapp.com/advisory/ntap-20230714-0002/ ↗
- https://lists.debian.org/debian-lts-announce/2023/07/msg00030.html ↗
- https://www.debian.org/security/2023/dsa-5480 ↗
- http://packetstormsecurity.com/files/174577/Kernel-Live-Patch-Security-Notice-LSN-0097-1.html ↗
- https://lists.debian.org/debian-lts-announce/2023/10/msg00027.html ↗