Summary
[5.4.17-2136.323.8.2.el8]
- netfilter: nfnetlink_osf: avoid OOB read (Wander Lairson Costa) [Orabug: 35824307]
- netfilter: xt_sctp: validate the flag_info count (Wander Lairson Costa) [Orabug: 35824307]
- netfilter: xt_u32: validate user space input (Wander Lairson Costa) [Orabug: 35824307]
- netfilter: ipset: add the missing IP_SET_HASH_WITH_NET0 macro for ip_set_hash_netportnet.c (Kyle Zeng) [Orabug: 35824307] {CVE-2023-42753}
Fixed packages 2
| Release | Package | Fixed in |
|---|---|---|
| Oracle Linux · 8 | kernel-uek-container | 0:5.4.17-2136.323.8.2.el8 |
| Oracle Linux · 8 | kernel-uek-container-debug | 0:5.4.17-2136.323.8.2.el8 |
Vulnerabilities 1
-
High 7.0
Kernel: netfilter: potential slab-out-of-bound access due to integer underflow
An array indexing vulnerability was found in the netfilter subsystem of the Linux kernel. A missing macro could lead to a miscalculation of the `h->nets` array offset, providing attackers with the primitive to arbitrarily increment/decrement a memory buffer o…