SUSE 15 SP4 2023:4093-1 Important: Kernel Security Fixes and Threats
suse
October 17, 2023
* bsc#1202845 * bsc#1213808 * bsc#1214928 * bsc#1214940 * bsc#1214941
Summary
## The SUSE Linux Enterprise 15 SP4 RT kernel was updated to receive various security and bugfixes. The following security bugs were fixed: * CVE-2023-39194: Fixed an out of bounds read in the XFRM subsystem (bsc#1215861). * CVE-2023-39193: Fixed an out of bounds read in the xtables subsystem (bsc#1215860). * CVE-2023-39192: Fixed an out of bounds read in the netfilter (bsc#1215858). * CVE-2023-42754: Fixed a NULL pointer dereference in the IPv4 stack that could lead to denial of service (bsc#1215467). * CVE-2023-4389: Fixed a reference counting issue in the Btrfs filesystem that could be exploited in order to leak internal kernel information or crash the system (bsc#1214351). * CVE-2023-5345: fixed an use-after-free vulnerability in the fs/smb/client
References
* bsc#1202845
* bsc#1213808
* bsc#1214928
* bsc#1214940
* bsc#1214941
* bsc#1214942
* bsc#1214943
* bsc#1214944
* bsc#1214950
* bsc#1214951
* bsc#1214954
* bsc#1214957
* bsc#1214986
* bsc#1214988
* bsc#1214992
* bsc#1214993
* bsc#1215322
* bsc#1215877
* bsc#1215894
* bsc#1215895
* bsc#1215896
* bsc#1215911
* bsc#1215915
* bsc#1215916
Cross-
* CVE-2023-1192
* CVE-2023-1206
* CVE-2023-1859
* CVE-2023-2177
* CVE-2023-39192
* CVE-2023-39193
* CVE-2023-39194
* CVE-2023-4155
* CVE-2023-42753
* CVE-2023-42754
* CVE-2023-4389
* CVE-2023-4563
* CVE-2023-4622
* CVE-2023-4623
* CVE-2023-4881
* CVE-2023-4921
* CVE-2023-5345
CVSS scores:
* CVE-2023-1192 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
* CVE-2023-1206 ( SUSE ): 5.9 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
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Announcement ID: SUSE-SU-2023:4093-1
Rating: important
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