Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP5)
This update for the Linux Kernel 5.14.21-150500_11 fixes several issues.
The following security issues were fixed:
- CVE-2023-3610: Fixed use-after-free vulnerability in nf_tables can be exploited to achieve local privilege escalation (bsc#1213584).
- CVE-2023-3777: Fixed a use-after-free vulnerability in netfilter: nf_tables component can be exploited to achieve local privilege escalation. (bsc#1215097)
- CVE-2023-5345: Fixed an use-after-free vulnerability in the fs/smb/client component which could be exploited to achieve local privilege escalation. (bsc#1215971)
- CVE-2023-4622: Fixed a use-after-free vulnerability in the Unix domain soc
Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP4)
This update for the Linux Kernel 5.14.21-150400_15_8 fixes several issues.
The following security issues were fixed:
- CVE-2023-23455: Fixed a denial of service inside atm_tc_enqueue in net/sched/sch_atm.c because of type confusion (non-negative numbers can sometimes indicate a TC_ACT_SHOT condition rather than valid classification results) (bsc#1207189).
- CVE-2023-31436: Fixed an out-of-bounds write in qfq_change_class() because lmax can exceed QFQ_MIN_LMAX (bsc#1210989).
- CVE-2023-28466: Fixed race condition that could lead to use-after-free or NULL pointer dereference in do_tls_getsockopt in net/tls/tls_main.c (bsc#1210452).
Security update for the Linux Kernel RT (Live Patch 2 for SLE 15 SP4)
This update for the Linux Kernel 5.14.21-150400_15_8 fixes several issues.
The following security issues were fixed:
- CVE-2023-26545: Fixed double free in net/mpls/af_mpls.c upon an allocation failure (bsc#1208700).
- CVE-2023-1078: Fixed a heap out-of-bounds write in rds_rm_zerocopy_callback (bsc#1208838).
The SUSE Linux Enterprise 15 SP4 kernel was updated to receive various security and bugfixes.
The following security bugs were fixed:
- CVE-2022-3344: Fixed a flaw found in the KVM's AMD nested virtualization (SVM). A malicious L1 guest could purposely fail to intercept the shutdown of a cooperative nested guest (L2), possibly leading to a page fault and kernel panic in the host (L0). (bsc#1204652)
- CVE-2022-4662: Fixed a recursive locking violation in usb-storage that can cause the kernel to deadlock. (bsc#1206664)
- CVE-2022-3115: Fixed a null pointer dereference in malidp_crtc.c caused by a lack of checks of the return value of kzalloc