SUSE: 2023:4140-1 Important Grub2 Critical Out-Of-Bounds Threat
suse
October 20, 2023
* bsc#1201300 * bsc#1215935 * bsc#1215936 Cross-References:
Summary
## This update for grub2 fixes the following issues: Security fixes: \- CVE-2023-4692: Fixed an out-of-bounds write at fs/ntfs.c which may lead to unsigned code execution. (bsc#1215935) \- CVE-2023-4693: Fixed an out-of-bounds read at fs/ntfs.c which may lead to leak sensitive information. (bsc#1215936) Other fixes: \- Fix a boot delay issue in PowerPC PXE boot (bsc#1201300) ## 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 Micro for Rancher 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-4140=1 * SUSE Linux Enterprise Micro 5.3 zypper in -t patch SUSE-SLE-Micro-5.3-2023-4140=1 * SUSE Linux Enterprise Micro for Rancher 5.4
Topics Covered
References
* bsc#1201300
* bsc#1215935
* bsc#1215936
Cross-
* CVE-2023-4692
* CVE-2023-4693
CVSS scores:
* CVE-2023-4692 ( SUSE ): 7.8 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
* CVE-2023-4693 ( SUSE ): 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Products:
* Basesystem Module 15-SP4
* Server Applications Module 15-SP4
* SUSE Linux Enterprise Desktop 15 SP4
* SUSE Linux Enterprise High Performance Computing 15 SP4
* SUSE Linux Enterprise Micro 5.3
* SUSE Linux Enterprise Micro 5.4
* SUSE Linux Enterprise Micro for Rancher 5.3
* SUSE Linux Enterprise Micro for Rancher 5.4
* SUSE Linux Enterprise Real Time 15 SP4
* SUSE Linux Enterprise Server 15 SP4
* SUSE Linux Enterprise Server for SAP Applications 15 SP4
* SUSE Manager Proxy 4.3
* SUSE Manager Proxy 4.3 Module 4.3
* SUSE Manager Retail Branch Server 4.3
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Severity
important
Lowest
Low
Medium
High
Critical
Announcement ID: SUSE-SU-2023:4140-1
Rating: important
Topics Covered
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