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SUSE: 2024:0663-1 Important: Kernel Live Patch 7 Critical Use-After-Free

suse
Calendar Grey February 28, 2024
Dist Suse Esm H88
SUSE has issued a security patch for the Linux Kernel, which resolves significant vulnerabilities related to Live Patch 7 in SLE 15 SP5.
* bsc#1218733 Cross-References: * CVE-2023-51780

Summary

## This update for the Linux Kernel 5.14.21-150500_55_36 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 12-SP5 zypper in -t patch SUSE-SLE-Live-Patching-12-SP5-2024-663=1 SUSE-SLE-Live- Patching-12-SP5-2024-669=1 * SUSE Linux Enterprise Live Patching 15-SP2 zypper in -t patch SUSE-SLE-Module-Live-Patching-15-SP2-2024-680=1 * openSUSE Leap 15.5 zypper in -t patch SUSE-2024-668=1

Topics%20covered

Topics Covered

security advisory kernel patch critical threat SUSE important update use-after-free Live Patching

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 15.5

* SUSE Linux Enterprise High Performance Computing 12 SP5

* SUSE Linux Enterprise High Performance Computing 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP5

* SUSE Linux Enterprise Live Patching 15-SP2

* SUSE Linux Enterprise Live Patching 12-SP5

* SUSE Linux Enterprise Live Patching 15-SP5

* SUSE Linux Enterprise Micro 5.5

* SUSE Linux Enterprise Real Time 15 SP5

* SUSE Linux Enterprise Server 12 SP5

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP5

* SUSE Linux Enterprise Server for SAP Applications 12 SP5

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:0663-1
Rating: important

Topics%20covered

Topics Covered

security advisory kernel patch critical threat SUSE important update use-after-free Live Patching

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