Security update for the Linux Kernel (Live Patch 31 for SLE 15 SP1)
This update for the Linux Kernel 4.12.14-150100_197_114 fixes several issues.
The following security issues were fixed:
- CVE-2022-43945: Fixed a buffer overflow in the NFSD implementation (bsc#1205128).
- CVE-2022-4378: Fixed stack overflow in __do_proc_dointvec (bsc#1206207).
- CVE-2022-3586: Fixed use-after-free in socket buffer (SKB) that could allow a local unprivileged user to cause a denial of service (bsc#1204439).
- CVE-2022-3545: Fixed a use-after-free in area_cache_get() of the file drivers/net/ethernet/netronome/nfp/nfpcore/nfp_cppcore.c (bsc#1204415).
- CVE-2022-41218: Fixed a use-after-free caused by refcount races, affecting
The SUSE Linux Enterprise 15 LTSS kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2020-36516: Fixed an issue in the mixed IPID assignment method where an attacker was able to inject data into or terminate a victim's TCP session (bnc#1196616).
- CVE-2021-4203: Fixed use-after-free read flaw that was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (bnc#1194535).
- CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg() (bsc#1202346).
- CVE-2022-20369: Fixed possible out of bounds write due to improper input validation