[LU-17133] kernel update [SLES15 SP4 5.14.21-150400.24.84.1]

Related — Tue, 24 Oct 2023 00:13:10 +0000

The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security
and bugfixes.

The following security bugs were fixed:

CVE-2023-37453: Fixed oversight in SuperSpeed initialization (bsc#1213123).
CVE-2023-4569: Fixed information leak in nft_set_catchall_flush in
net/netfilter/nf_tables_api.c (bsc#1214729).
CVE-2023-4134: Fixed use-after-free in cyttsp4_watchdog_work()
(bsc#1213971).
CVE-2023-20588: Fixed a division-by-zero error on some AMD processors that
can potentially return speculative data resulting in loss of confidentiality
(bsc#1213927).
CVE-2023-4459: Fixed a NULL pointer dereference flaw in vmxnet3_rq_cleanup
that may have allowed a local attacker with normal user privilege to cause a
denial of service (bsc#1214451).
CVE-2023-3863: Fixed a use-after-free flaw was found in nfc_llcp_find_local
that allowed a local user with special privileges to impact a kernel
information leak issue (bsc#1213601).
CVE-2023-3772: Fixed a flaw in XFRM subsystem that may have allowed a
malicious user with CAP_NET_ADMIN privileges to directly dereference a NULL
pointer leading to a possible kernel crash and denial of service
(bsc#1213666).
CVE-2023-2007: Fixed a flaw in the DPT I2O Controller driver that could
allow an attacker to escalate privileges and execute arbitrary code in the
context of the kernel (bsc#1210448).
CVE-2023-4387: Fixed use-after-free flaw in vmxnet3_rq_alloc_rx_buf that
could allow a local attacker to crash the system due to a double-free
(bsc#1214350).
CVE-2023-3610: Fixed use-after-free vulnerability in nf_tables can be
exploited to achieve local privilege escalation (bsc#1213580).
CVE-2023-4128: Fixed a use-after-free flaw in net/sched/cls_fw.c that
allowed a local attacker to perform a local privilege escalation due to
incorrect handling of the existing filter, leading to a kernel information
leak issue (bsc#1214149).
CVE-2023-4273: Fixed a flaw in the exFAT driver of the Linux kernel that
alloawed a local privileged attacker to overflow the kernel stack
(bsc#1214120).
CVE-2023-4147: Fixed use-after-free in nf_tables_newrule (bsc#1213968).
CVE-2023-4133: Fixed use after free bugs caused by circular dependency
problem in cxgb4 (bsc#1213970).
CVE-2023-34319: Fixed buffer overrun triggered by unusual packet in
xen/netback (XSA-432) (bsc#1213546).
CVE-2023-4194: Fixed a type confusion in net tun_chr_open() (bsc#1214019).

The following non-security bugs were fixed:
https://lists.suse.com/pipermail/sle-security-updates/2023-September/016212.html

Whamcloud Community JIRA

[LU-17133] kernel update [SLES15 SP4 5.14.21-150400.24.84.1]