SUSE-SU-2022:3294-1

Описание

The SUSE Linux Enterprise 12 SP2 kernel was updated receive various security and bugfixes.

The following security bugs were fixed:

• CVE-2022-39188: Fixed race condition in include/asm-generic/tlb.h where a device driver can free a page while it still has stale TLB entries (bnc#1203107).
• CVE-2022-36879: Fixed an issue in xfrm_expand_policies in net/xfrm/xfrm_policy.c where a refcount could be dropped twice (bnc#1201948).
• CVE-2022-3028: Fixed race condition that was found in the IP framework for transforming packets (XFRM subsystem) (bnc#1202898).
• CVE-2022-2991: Fixed an heap-based overflow in the lightnvm implemenation (bsc#1201420).
• CVE-2022-26373: Fixed non-transparent sharing of return predictor targets between contexts in some Intel Processors (bnc#1201726).
• CVE-2022-2588: Fixed use-after-free in cls_route (bsc#1202096).
• CVE-2022-21385: Fixed a flaw in net_rds_alloc_sgs() that allowed unprivileged local users to crash the machine (bnc#1202897).
• CVE-2022-20369: Fixed out of bounds write in v4l2_m2m_querybuf of v4l2-mem2mem.c (bnc#1202347).
• CVE-2022-20368: Fixed slab-out-of-bounds access in packet_recvmsg() (bsc#1202346).
• 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-2019-3900: Fixed infinite loop the vhost_net kernel module that could result in a DoS scenario (bnc#1133374).

The following non-security bugs were fixed:

• net_sched: cls_route: Disallowed handle of 0 (bsc#1202393).
• mm, rmap: Fixed anon_vma->degree ambiguity leading to double-reuse (bsc#1203098).
• lightnvm: Removed lightnvm implemenation (bsc#1191881).