The SUSE Linux Enterprise 15 SP2 kernel was updated.
The following security bugs were fixed:
- CVE-2021-45868: Fixed a wrong validation check in fs/quota/quota_tree.c which could lead to an use-after-free if there is a corrupted quota file. (bnc#1197366)
- CVE-2022-27666: Fixed a buffer overflow vulnerability in IPsec ESP transformation code. This flaw allowed a local attacker with a normal user privilege to overwrite kernel heap objects and may cause a local privilege escalation. (bnc#1197462)
- CVE-2022-0850: Fixed a kernel information leak vulnerability in iov_iter.c. (bsc#1196761)
- CVE-2022-1055: Fixed a use-after-free in tc_new_tfilt
The SUSE Linux Enterprise 15 SP2 kernel was updated to receive various security and bugfixes.
Transient execution side-channel attacks attacking the Branch History Buffer (BHB),
named 'Branch Target Injection' and 'Intra-Mode Branch History Injection' are now mitigated.
The following security bugs were fixed:
- CVE-2022-0001: Fixed Branch History Injection vulnerability (bsc#1191580).
- CVE-2022-0002: Fixed Intra-Mode Branch Target Injection vulnerability (bsc#1191580).
- CVE-2022-0847: Fixed a vulnerability were a local attackers could overwrite data in arbitrary (read-only) files (bsc#1196584).
- CVE-2022-0617: Fixed a null pointer dere
The SUSE Linux Enterprise 15 SP2 LTSS kernel was updated receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-0435: Fixed remote stack overflow in net/tipc module that validate domain record count on input (bsc#1195254).
- CVE-2021-45095: Fixed refcount leak in pep_sock_accept in net/phonet/pep.c (bnc#1193867).
- CVE-2022-22942: Fixed stale file descriptors on failed usercopy (bsc#1195065).
- CVE-2021-22600: Fixed double free bug in packet_set_ring() in net/packet/af_packet.c that could have been exploited by a local user through crafted syscalls to escalate privileges or deny service (bnc#1195184).
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