CVE-2023-26083: Arm Mali GPU Kernel Driver Information Disclosure Vulnerability
- Is it exploited?
Yes. CISA added it to the Known Exploited Vulnerabilities catalog on , 1 day after the CVE record was published.
- How likely is exploitation in the next 30 days?
- 1.2%
EPSS score, percentile 68.5 of all scored records
- How severe?
- 3.3 Low
CVSS v3.1 base score, from CISA's enrichment of the record
- What should I do?
CISA deadline . Apply updates per vendor instructions.
The CVE record links no vendor advisory, patch or mitigation.
- Which versions are affected?
Not stated. The CVE record gives vendor and product as “n/a” and the version as “unspecified”.
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
What to do
Required action, set by CISA
Apply updates per vendor instructions.
CISA due date for this action: .
Advisories and patches
The CVE record links no vendor advisory, patch or mitigation.
Linked from CISA's catalog entry
- https://developer.arm.com/Arm%20Security%20Center/Mali%20GPU%20Driver%20Vulnerabilities
- https://nvd.nist.gov/vuln/detail/CVE-2023-26083
Affected products and versions
The CVE record does not name affected products or versions: vendor and product are “n/a” and the version is “unspecified”.
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
About this vulnerability
Arm Mali GPU Kernel Driver contains an information disclosure vulnerability that allows a non-privileged user to make valid GPU processing operations that expose sensitive kernel metadata.
Summary: CISA's KEV catalog, as of .
- CISA added CVE-2023-26083 to its Known Exploited Vulnerabilities (KEV) catalog on 7 Apr 2023.
- CISA's ransomware flag for this entry is "Unknown": no evidence of ransomware use in the catalog, which is not proof of none.
- The due date CISA sets for the required action is 28 Apr 2023.
- The CVE record was published on 6 Apr 2023, 1 day before it was added to KEV.
- The CVE record carries a CVSS v3.1 base score of 3.3 (Low), taken from CISA's enrichment of the record.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 1.2% (percentile 68.5), as of 28 Oct 2026.
- CISA's SSVC assessment in the CVE record: exploitation active, automatable no, technical impact partial.
Source: CISA Known Exploited Vulnerabilities (KEV) catalog, 2026.10.28, as of ; CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of ; FIRST Exploit Prediction Scoring System (EPSS), v2026.06.15, as of . About the data.
Description
Memory leak vulnerability in Mali GPU Kernel Driver in Midgard GPU Kernel Driver all versions from r6p0 - r32p0, Bifrost GPU Kernel Driver all versions from r0p0 - r42p0, Valhall GPU Kernel Driver all versions from r19p0 - r42p0, and Avalon GPU Kernel Driver all versions from r41p0 - r42p0 allows a non-privileged user to make valid GPU processing operations that expose sensitive kernel metadata.
Source: CVE List V5 (CVE Program), cve_2026-10-28_0000Z, as of . About the data.
Weakness
- CWE-401: Missing Release of Memory after Effective Lifetime
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record and the KEV entry.
Timeline
| Date | Event |
|---|---|
| CVE record published | |
| Added to CISA KEV | |
| CISA due date for the required action | |
| CVE record last updated |
References
More exploited Arm vulnerabilities
- CVE-2024-4610: Arm Mali GPU Kernel Driver Use-After-Free Vulnerability
- CVE-2023-4211: Arm Mali GPU Kernel Driver Use-After-Free Vulnerability
- CVE-2021-29256: Arm Mali GPU Kernel Driver Use-After-Free Vulnerability
- CVE-2022-22706: Arm Mali GPU Kernel Driver Unspecified Vulnerability
- CVE-2022-38181: Arm Mali GPU Kernel Driver Use-After-Free Vulnerability
- CVE-2021-27562: Arm Trusted Firmware Out-of-Bounds Write Vulnerability