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SUSE: 2024:3777-1 important: Linux Kernel Live Patch 21 security fix

suse
Calendar Grey October 29, 2024
Dist Suse Esm H88
Critical announcement regarding SUSE Linux Kernel (Live Patch 21 for SLE 15 SP4) resolving various vulnerabilities.
* bsc#1225011 * bsc#1225012 * bsc#1225309 * bsc#1225311 * bsc#1225819

Summary

## This update for the Linux Kernel 5.14.21-150400_24_100 fixes several issues. The following security issues were fixed: * CVE-2021-47598: sch_cake: do not call cake_destroy() from cake_init() (bsc#1227471). * CVE-2024-35863: Fixed potential UAF in is_valid_oplock_break() (bsc#1225011). * CVE-2023-52752: smb: client: fix use-after-free bug in cifs_debug_data_proc_show() (bsc#1225819). * CVE-2024-35862: Fixed potential UAF in smb2_is_network_name_deleted() (bsc#1225311). * CVE-2024-35867: Fixed potential UAF in cifs_stats_proc_show() (bsc#1225012). * CVE-2024-35864: Fixed potential UAF in smb2_is_valid_lease_break() (bsc#1225309). * Intermittent nfs mount failures (may be due to SUNRPC over UDP) (bsc#1231353) ## Patch Instructions:

Topics%20covered

Topics Covered

security advisory security update software update important SUSE Linux Kernel live patch

References

* bsc#1225011

* bsc#1225012

* bsc#1225309

* bsc#1225311

* bsc#1225819

* bsc#1227471

* bsc#1231353

Cross-

* CVE-2021-47598

* CVE-2023-52752

* CVE-2024-35862

* CVE-2024-35863

* CVE-2024-35864

* CVE-2024-35867

CVSS scores:

* CVE-2021-47598 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2021-47598 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-52752 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-52752 ( NVD ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-35862 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-35863 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2024-35864 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:3777-1
Release Date: 2024-10-29T17:03:52Z
Rating: important

Topics%20covered

Topics Covered

security advisory security update software update important SUSE Linux Kernel live patch

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