High severity7.5NVD Advisory· Published Aug 12, 2024· Updated Apr 15, 2026
CVE-2023-31315
CVE-2023-31315
Description
Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
28- osv-coords28 versionspkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Leap%2015.5pkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Leap%20Micro%205.5pkg:rpm/opensuse/kernel-firmware&distro=openSUSE%20Tumbleweedpkg:rpm/suse/kernel-firmware&distro=SUSE%20Enterprise%20Storage%207.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP2-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP3-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-ESPOSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP4-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.2pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.3pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.4pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP2-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP3-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP4-LTSSpkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP5pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP2pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP3pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP4pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/kernel-firmware&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/kernel-firmware&distro=SUSE%20Manager%20Proxy%204.3pkg:rpm/suse/kernel-firmware&distro=SUSE%20Manager%20Server%204.3
< 20230724-150500.3.12.1+ 27 more
- (no CPE)range: < 20230724-150500.3.12.1
- (no CPE)range: < 20241128-150600.3.9.1
- (no CPE)range: < 20230724-150500.3.12.1
- (no CPE)range: < 20240809-1.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20200107-150100.3.43.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20230724-150500.3.12.1
- (no CPE)range: < 20230724-150500.3.12.1
- (no CPE)range: < 20241128-150600.3.9.1
- (no CPE)range: < 20190618-5.37.1
- (no CPE)range: < 20200107-150100.3.43.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20190618-5.37.1
- (no CPE)range: < 20200107-150100.3.43.1
- (no CPE)range: < 20210208-150300.4.22.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20241128-1.1
- (no CPE)range: < 20241128-slfo.1.1_1.1
- (no CPE)range: < 20220509-150400.4.28.1
- (no CPE)range: < 20220509-150400.4.28.1
Patches
Vulnerability mechanics
References
4- media.defcon.org/DEF%20CON%2032/DEF%20CON%2032%20presentations/DEF%20CON%2032%20-%20Enrique%20Nissim%20Krzysztof%20Okupski%20-%20AMD%20Sinkclose%20Universal%20Ring-2%20Privilege%20Escalation.pdfnvd
- news.ycombinator.com/itemnvd
- www.amd.com/en/resources/product-security/bulletin/amd-sb-7014.htmlnvd
- www.darkreading.com/remote-workforce/amd-issues-updates-for-silicon-level-sinkclose-flawnvd
News mentions
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