CVE-2023-4211
Confirmed PUBLISHEDMali GPU Kernel Driver Allows Improper GPU Memory Processing Operations
Recommended Action
Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
At a Glance
A local non-privileged user can make improper GPU memory processing operations to gain access to already freed memory.
- CVE Published
- Oct 01, 2023
- Exploitation Reported
- Oct 03, 2023
- CVSS
- 5.5 Medium
- EPSS
- —
Affected Versions
| Vendor | Product | Version | Status |
|---|---|---|---|
| Arm Ltd |
Midgard GPU Kernel Driver
|
r12p0 to <= r32p0 |
Affected |
| Arm Ltd |
Bifrost GPU Kernel Driver
|
r0p0 to <= r42p0 |
Affected |
| Arm Ltd |
Valhall GPU Kernel Driver
|
r19p0 to <= r42p0 |
Affected |
| Arm Ltd |
Arm 5th Gen GPU Architecture Kernel Driver
|
r41p0 to <= r42p0 |
Affected |
CVE References
- developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%... developer.arm.com · CVE Record https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver...
Recommended Actions
- Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
- Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
- Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.
Known Exploited Vulnerability Sources
Catalogues that list this CVE as a known exploited vulnerability.
Per-source evidence links for KEV attestations are available through the KEVIntel Pro API.
Learn about Pro API access| Source | Added |
|---|---|
| CISA First | 2023-10-03 00:00 UTC |
No detection artifacts or sensor request patterns are available for this CVE yet.
Check back as sensor telemetry and scanner integrations are updated.
Virtual Patch
Compensating WAF rules to help reduce exposure to this CVE. Rule content and deployable vendor exports are available with KEVIntel Enterprise.
KEVIntel does not currently have a virtual patch for this CVE. When available, KEVIntel virtual patches ship as deployable ModSecurity, Cloudflare, and AWS WAF rules.
Enterprise feature. Virtual patch rule content and deployable vendor exports (ModSecurity, Cloudflare, AWS WAF) are available to KEVIntel Enterprise users.
CVSS Scores
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Exploitation Status
Exploited in the wild
Recorded 2023-10-03 00:00:00 UTC · CISA
Weaknesses (CWE)
-
Use After Free
Scanner Integrations
| Scanner | Reference | Detected |
|---|---|---|
| Nessus | https://www.tenable.com/plugins/nessus/182435 | Jun 02, 2025 |
Timeline
Key exploitation, disclosure, scanner coverage, and KEV attestation events for this CVE.
-
09:26 UTC about 1 year ago09:26 UTC · about 1 year ago
Nessus plugin available
Scanner coverage available
-
00:00 UTC almost 3 years ago00:00 UTC · almost 3 years ago
Added to CISA KEV
Listed in the CISA Known Exploited Vulnerabilities catalog
-
17:00 UTC almost 3 years ago17:00 UTC · almost 3 years ago
CVE published
Vulnerability disclosed publicly
-
15:24 UTC almost 3 years ago15:24 UTC · almost 3 years ago
CVE ID reserved
Identifier reserved by the CNA
Automate This Intelligence with the Pro API
Confidence scoring, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.
Pro API Example
GET /api/v2/pro/kevs/CVE-2023-4211
{
"cve_id": "CVE-2023-4211",
"title": "Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations",
"affected_vendor": "Arm Ltd",
"affected_product": "Midgard GPU Kernel Driver, Bifrost GPU Kernel Driver, Valhall GPU Kernel Driver, Arm 5th Gen GPU Architecture Kernel Driver",
"affected_versions": [
{ "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
],
"confidence": "Confirmed",
"cvss_score": 5.5,
"epss_score": null,
"exploit_status": {
"exploited_in_the_wild": true,
"active_exploitation_observed": false
},
"sensor_telemetry": { "...": "Pro API fields" },
"proof_of_concepts": [ "..." ],
"scanner_integrations": [ "..." ]
}