CVE-2021-29256
Actively exploited. CVE-2021-29256 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2023-07-07) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Arm Mali GPU Kernel Driver contains a use-after-free vulnerability that may allow a non-privileged user to gain root privilege and/or disclose information.
CSIRTS triage
- What
- A use-after-free vulnerability may allow a non-privileged user to gain root privilege and/or disclose information.
- Who is affected
- Users of devices utilizing the Arm Mali GPU Kernel Driver.
- Urgency
- Immediate remediation is necessary due to the critical severity and confirmed exploitation.
- Action
- Update to the patched version of the driver.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 86% of all EPSS-scored CVEs.
Advisory coverage (1)
- criticalexploitedCVE-2021-29256: Arm Mali GPU Kernel Driver Use-After-Free Vulnerabilitycisa-kev · 2023-07-07
External references
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