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SUSE: 2024:3030-1 Important: Kernel Live Patch 38 Addresses Critical Flaws

suse
Calendar Grey August 27, 2024
Dist Suse Esm H88
Crucial security patch issued for Linux Kernel Live Patch 38 on SUSE addressing severe use-after-free vulnerabilities.
* bsc#1225202 * bsc#1225302 Cross-References: * CVE-2021-47378

Summary

## This update for the Linux Kernel 5.3.18-150300_59_141 fixes several issues. The following security issues were fixed: * CVE-2021-47402: Fixed use-after-free in fl_walk() (bsc#1225301) * CVE-2021-47378: Fixed use-after-free by destroying cm id before destroying qp (bsc#1225202). ## 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-SP2-2024-3030=1 * openSUSE Leap 15.3 zypper in -t patch SUSE-2024-3036=1 SUSE-2024-3035=1 SUSE-2024-3033=1 * SUSE Linux Enterprise Live Patching 15-SP3

Topics%20covered

Topics Covered

security advisory critical issue kernel patch system update SUSE Linux kernel use-after-free

References

* bsc#1225202

* bsc#1225302

Cross-

* CVE-2021-47378

* CVE-2021-47402

CVSS scores:

* CVE-2021-47378 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

* CVE-2021-47402 ( SUSE ): 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

* SUSE Linux Enterprise High Performance Computing 15 SP2

* SUSE Linux Enterprise High Performance Computing 15 SP3

* SUSE Linux Enterprise Live Patching 15-SP2

* SUSE Linux Enterprise Live Patching 15-SP3

* SUSE Linux Enterprise Micro 5.1

* SUSE Linux Enterprise Micro 5.2

* SUSE Linux Enterprise Server 15 SP2

* SUSE Linux Enterprise Server 15 SP3

* SUSE Linux Enterprise Server for SAP Applications 15 SP2

* SUSE Linux Enterprise Server for SAP Applications 15 SP3

An update that solves two vulnerabilities can now be installed.

##

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2024:3030-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical issue kernel patch system update SUSE Linux kernel use-after-free

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