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CVE-2021-28664: Arm Mali Graphics Processing Unit (GPU) Unspecified Vulnerability

criticalknown exploitedpublic exploitCVE-2021-28664
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Arm Mali Graphics Processing Unit (GPU) kernel driver contains an unspecified vulnerability that may allow a non-privileged user to gain write access to read-only memory, gain root privilege, corrupt memory, and modify the memory of other processes.

CSIRTS triage

vendor: Armproduct: Mali Graphics Processing Unit (GPU)Privilege escalationOther
What
Arm Mali GPU kernel driver contains an unspecified vulnerability that may allow a non-privileged user to gain write access to read-only memory and corrupt memory.
Who is affected
Users of Arm Mali GPU are affected.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Update the Arm Mali GPU driver to the latest version.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2021-11-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2021-28664

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2021-28664coverage & exploitation statusNVD · CVE.org

Recent advisories for Arm Mali Graphics

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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