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No exploitation reportedFix available

CVE-2023-31315

No exploitation reported by the sources we read.

  • Published2024-08-12
  • Fixed inpollockpi-ft5.1.0.0.8 · picasso-fp5.1.0.1.2
  • WeaknessCWE-94

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2024-08-1213:38CVE publishedNVD

Versions per branch

CISA-ADP
Amd athlon 3000 series mobile processors with radeon graphics
BranchAffectedFixed in
—≥ various, < pollockpi-ft5.1.0.0.8pollockpi-ft5.1.0.0.8
—≥ various, < picasso-fp5.1.0.1.2picasso-fp5.1.0.1.2
Amd ryzen threadripper pro processors
BranchAffectedFixed in
—≥ various, < chagallwspi-swrx8.1.0.0.8chagallwspi-swrx8.1.0.0.8
—≥ various, < castlepeakwspi-swrx8.1.0.0.8castlepeakwspi-swrx8.1.0.0.8
Amd 1st gen amd epyc processors
BranchAffectedFixed in
—< naples.pi.1.0.0.mnaples.pi.1.0.0.m

24 more products in the sources.

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Products declared by the CNA34 products

As AMD, the CNA that assigned this CVE, declared them in the CVE record; versions as written.

  • AMD 3rd Gen AMD EPYC™ Processorsother versions: not affected

    package PI

    Affected
    • ≥ various, < Milan PI 1.0.0.Dfixed in Milan PI 1.0.0.DPlatform Initialization
  • AMD 1st Gen AMD EPYC™ Processorsother versions: affected
    Affected
    • ≥ various, < Naples PI 1.0.0.Mfixed in Naples PI 1.0.0.MPlatform Initialization
  • AMD 2nd Gen AMD EPYC™ Processorsother versions: affected
    Affected
    • ≥ various, < Rome PI 1.0.0.Jfixed in Rome PI 1.0.0.JPlatform Initialization
  • AMD 4th Gen AMD EPYC™ Processorsother versions: affected

    Not affected ≥ various, < Genoa PI 1.0.0.C

  • AMD EPYC™ Embedded 3000other versions: affected
    Affected
    • = variousno fix stated
  • AMD EPYC™ Embedded 7002other versions: affected
    Affected
    • = variousno fix stated

28 more products in the CVE record.

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2024-08-13

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Packages

  • amd64-microcodeUbuntu:Pro:18.04:LTSall versions · fixed in 3.20191021.1+really3.20181128.1~ubuntu0.18.04.1+esm3
  • amd64-microcodeUbuntu:Pro:16.04:LTSall versions · fixed in 3.20191021.1+really3.20180524.1~ubuntu0.16.04.2+esm3
  • amd64-microcodeUbuntu:24.04:LTSall versions · fixed in 3.20231019.1ubuntu2.1
  • amd64-microcodeUbuntu:22.04:LTSall versions · fixed in 3.20191218.1ubuntu2.3
  • amd64-microcodeUbuntu:20.04:LTSall versions · fixed in 3.20191218.1ubuntu1.3
  • amd64-microcodeUbuntu:14.04:LTSall versions · no fixed version listed
  • amd64-microcodeTuxCare:Ubuntu:18.04all versions · fixed in 3.20240811.1ubuntu0.18.04.1+tuxcare.els1
  • amd64-microcodeTuxCare:Ubuntu:16.04all versions · fixed in 3.20240811.1ubuntu0.16.04.2+tuxcare.els1

195 more package ranges on OSV.dev

Full record on NVD

Fix

  1. Update Amd athlon 3000 series mobile processors with radeon graphics to pollockpi-ft5.1.0.0.8 · picasso-fp5.1.0.1.2

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof of concept
Metasploit modules
none listed
Metasploit Framework

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H
Published
2024-08-12
Last Modified
2026-06-17
NVD status
Deferred
GitHub Advisory
GHSA-7r5c-r5ww-995h

Frequently asked questions

What is CVE-2023-31315?

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.

Is CVE-2023-31315 actively exploited?

Active exploitation of CVE-2023-31315 has not been confirmed. Its EPSS score was 0.6% on 2026-11-09, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-31315?

CVE-2023-31315 has a CVSS v3 base score of 7.5 (HIGH severity), with vector string CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.

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Sources for this record