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SUSE: 2022:3884-1 Important: Expat Use-After Free Issue Fixed

suse
Calendar Grey November 7, 2022
Dist Suse Esm H88
SUSE Security Patch for expat addresses a memory corruption vulnerability. Critical update information outlined.
An update that fixes one vulnerability is now available

Summary

This update for expat fixes the following issues: - CVE-2022-43680: Fixed use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate (bsc#1204708). Patch Instructions: To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or "zypper patch". Alternatively you can run the command listed for your product: - openSUSE Leap 15.4: zypper in -t patch openSUSE-SLE-15.4-2022-3884=1 - SUSE Linux Enterprise Module for Basesystem 15-SP4: zypper in -t patch SUSE-SLE-Module-Basesystem-15-SP4-2022-3884=1 - SUSE Linux Enterprise Micro 5.3: zypper in -t patch SUSE-SLE-Micro-5.3-2022-3884=1 Package List: - openSUSE Leap 15.4 (aarch64 ppc64le s390x x86_64): expat-2.4.4-150400.3.12.1 expat-debuginfo-2.4.4-150400.3.12.1

Topics%20covered

Topics Covered

security advisory critical significant update SUSE Linux Enterprise patch instructions expat patch use-after free

References

#1204708

Cross- CVE-2022-43680

CVSS scores:

CVE-2022-43680 (NVD) : 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2022-43680 (SUSE): 8.1 CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected Products:

SUSE Linux Enterprise Desktop 15-SP4

SUSE Linux Enterprise High Performance Computing 15-SP4

SUSE Linux Enterprise Micro 5.3

SUSE Linux Enterprise Module for Basesystem 15-SP4

SUSE Linux Enterprise Server 15-SP4

SUSE Linux Enterprise Server for SAP Applications 15-SP4

SUSE Manager Proxy 4.3

SUSE Manager Retail Branch Server 4.3

SUSE Manager Server 4.3

openSUSE Leap 15.4

https://www.suse.com/security/cve/CVE-2022-43680.html

https://bugzilla.suse.com/1204708

Severity
important
Lowest
Low
Medium
High
Critical

Announcement ID: SUSE-SU-2022:3884-1
Rating: important

Topics%20covered

Topics Covered

security advisory critical significant update SUSE Linux Enterprise patch instructions expat patch use-after free

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