November 13, 2026 Follow Egret
CVE-2023-4211 · CVE record: PUBLISHED

Mali GPU Kernel Driver Allows Improper GPU Memory Processing Operations

Arm Ltd Midgard GPU Kernel Driver, Arm Ltd Bifrost GPU Kernel Driver, Arm Ltd Valhall GPU Kernel Driver, Arm Ltd Arm 5th Gen GPU Architecture Kernel Driver

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

Exploitation evidence

Known exploited · CISA KEV listed

Added 2023-10-03. Ransomware campaign use: Unknown.

CISA required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

CISA due date: 2023-10-24. This is the catalog’s deadline, not an assessment of your organization’s exposure.

KEV checked 13 Nov 2026, 00:20 Jerusalem · Original catalog ↗

Reported products and versions

Arm Ltd / Midgard GPU Kernel Driver

Default status: unaffected

  • affected: r12p0 to ≤ r32p0 (patch)

Arm Ltd / Bifrost GPU Kernel Driver

Default status: unaffected

  • affected: r0p0 to ≤ r42p0 (patch)

Arm Ltd / Valhall GPU Kernel Driver

Default status: unaffected

  • affected: r19p0 to ≤ r42p0 (patch)

Arm Ltd / Arm 5th Gen GPU Architecture Kernel Driver

Default status: unaffected

  • affected: r41p0 to ≤ r42p0 (patch)

Fixes and workarounds

No explicit solution text in the downloaded CVE record. Consult the vendor advisory; unaffected version ranges are shown above as reported, not inferred as a patch recommendation.

Sources and related reporting

CVE Program record ↗ · Download tracked evidence as JSON

Observed change timeline

History begins when Egret first downloads each source. It is not the complete upstream CVE history.

12 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-12",
  "epss": 0.00969,
  "percentile": 0.62344
}
10 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-10",
  "epss": 0.00977,
  "percentile": 0.62443
}
09 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-09",
  "epss": 0.00977,
  "percentile": 0.62401
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08 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-08",
  "epss": 0.00977,
  "percentile": 0.62386
}
07 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-07",
  "epss": 0.00977,
  "percentile": 0.62369
}
06 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-06",
  "epss": 0.00965,
  "percentile": 0.61849
}
06 Nov 2026, 06:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-05",
  "epss": 0.00965,
  "percentile": 0.61818
}
04 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-04",
  "epss": 0.00965,
  "percentile": 0.61793
}
04 Nov 2026, 18:20 Jerusalem · CVE Program record changed

Stored CNA snapshot at this observation.

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03 Nov 2026, 18:20 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-03",
  "epss": 0.00965,
  "percentile": 0.61736
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03 Nov 2026, 02:22 Jerusalem · EPSS observation updated

Stored EPSS snapshot at this observation.

{
  "date": "2026-11-02",
  "epss": 0.00965,
  "percentile": 0.617
}
03 Nov 2026, 02:22 Jerusalem · CISA KEV status changed

Stored KEV snapshot at this observation.

{
  "cveID": "CVE-2023-4211",
  "cwes": [
    "CWE-416"
  ],
  "dateAdded": "2023-10-03",
  "dueDate": "2023-10-24",
  "forensicTriage": "No",
  "knownRansomwareCampaignUse": "Unknown",
  "notes": "https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities;  https://nvd.nist.gov/vuln/detail/CVE-2023-4211",
  "product": "Mali GPU Kernel Driver",
  "requiredAction": "Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.",
  "shortDescription": "Arm Mali GPU Kernel Driver contains a use-after-free vulnerability that allows a local, non-privileged user to make improper GPU memory processing operations to gain access to already freed memory.",
  "vendorProject": "Arm",
  "vulnerabilityName": "Arm Mali GPU Kernel Driver Use-After-Free Vulnerability"
}
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