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ExploitedIn CISA KEVFix available

CVE-2023-4211

Exploitation confirmed. First attested on 2023-10-03 by CISA-ADP, CISA KEV, GCVE · kevintel.

  • Published2023-10-01
  • Fixed inr43p0
  • WeaknessCWE-416

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

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

Timeline

dates in UTC
  1. 2023-10-0118:15CVE publishedNVD
  2. 2023-10-03Added to the CISA KEV catalogCISA KEV
  3. 2023-10-03Listed as exploited by GCVEGCVE
  4. 2023-10-03Exploitation first reportedCISA KEV
  5. 2023-11-1516:37SSVC exploitation set to activeCISA-ADP

Observed activity

isMalicious corpus · updated 2026-11-03 15:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2023-4211?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2023-4211?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Arm 5th gen gpu architecture kernel driver
BranchAffectedFixed in
—≥ r41p0, < r43p0r43p0
Arm bifrost gpu kernel driver
BranchAffectedFixed in
—≥ r0p0, < r43p0r43p0
Arm midgard gpu kernel driver
BranchAffectedFixed in
—≥ r12p0, ≤ r32p0no fix published

1 more product 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 CNA4 products

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

  • Arm Ltd Midgard GPU Kernel Driverother versions: not affected
    Affected
    • ≥ r12p0, ≤ r32p0no fix statedpatch
  • Arm Ltd Bifrost GPU Kernel Driverother versions: not affected
    Affected
    • ≥ r0p0, ≤ r42p0no fix statedpatch
  • Arm Ltd Valhall GPU Kernel Driverother versions: not affected
    Affected
    • ≥ r19p0, ≤ r42p0no fix statedpatch
  • Arm Ltd Arm 5th Gen GPU Architecture Kernel Driverother versions: not affected
    Affected
    • ≥ r41p0, ≤ r42p0no fix statedpatch

Source: the CNA record (CVE Program), © The MITRE Corporation,CVE Terms of UseCVE recordupdated 2023-10-04

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

  • :unknown:Androidfrom SoCVersion:0 · fixed in SoCVersion:2023-10-05
  • :unknown:Androidfrom SoCVersion:0 · fixed in SoCVersion:2023-09-05

Vendor advisories

  • CVE-2023-4211 Red Hat Product Security

    kernel: Arm Mali GPU Kernel Driver Use-After-Free Vulnerability

Full record on NVD

Fix

  1. Update Arm 5th gen gpu architecture kernel driver to r43p0
  2. CISA’s required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.due 2023-10-24

Advisories and patches

Detection

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

CISA Known Exploited Vulnerability

Date Added
2023-10-03
Patch Due Date
2023-10-24
Ransomware Use
Unknown
Required Action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Sources

Identifiers

Technical details

CVSS v3 Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Published
2023-10-01
Last Modified
2026-06-17
NVD status
Analyzed
GitHub Advisory
GHSA-7537-p54v-mh3v

Frequently asked questions

What is CVE-2023-4211?

A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.

Is CVE-2023-4211 actively exploited?

Yes. CVE-2023-4211 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2023-10-24.

What is the CVSS score for CVE-2023-4211?

CVE-2023-4211 has a CVSS v3 base score of 5.5 (MEDIUM severity), with vector string CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

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Sources for this record