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SUSE: 2024:0694-1 Important: CVE-2023-51780 Kernel Use-After-Free

suse
Calendar Grey February 29, 2024
Dist Suse Esm H88
Crucial patch rollout remediating a memory-related vulnerability in the Linux kernel applicable to SUSE Linux Enterprise and openSUSE platforms.
* bsc#1218733 Cross-References: * CVE-2023-51780

Summary

## This update for the Linux Kernel 5.14.21-150500_55_39 fixes one issue. The following security issue was fixed: * CVE-2023-51780: Fixed a use-after-free in do_vcc_ioctl in net/atm/ioctl.c, because of a vcc_recvmsg race condition (bsc#1218733). ## Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: * SUSE Linux Enterprise Live Patching 15-SP2 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-694=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2024-707=1 SUSE-2024-708=1 * SUSE Linux Enterprise Live Patching 15-SP3 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP3-2024-707=1 SUSE-SLE- Module-Live-Patching-15-SP3-2024-708=1

Topics%20covered

Topics Covered

security advisory kernel patch important fix SUSE Linux use-after-free

References

* bsc#1218733

Cross-

* CVE-2023-51780

CVSS scores:

* CVE-2023-51780 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2023-51780 ( NVD ): 7.0 CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products:

* openSUSE Leap 15.3

* openSUSE Leap 15.4

* openSUSE Leap 15.5

* SUSE Linux Enterprise High Performance Computing 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise High Performance Computing 15 SP4

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP2

* SUSE Linux Enterprise Live Patching 15-SP3

* SUSE Linux Enterprise Live Patching 15-SP4

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Micro 5.3

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:0694-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel patch important fix SUSE Linux use-after-free

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