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CVE-2025-21479: Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability

criticalknown exploitedpublic exploitCVE-2025-21479
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.
Multiple Qualcomm chipsets contain an incorrect authorization vulnerability. This vulnerability allows for memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.

CSIRTS triage

vendor: QualcommMemory corruptionOther
What
This vulnerability allows for memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.
Who is affected
Multiple Qualcomm chipsets are affected by this vulnerability.
Urgency
Remediation is urgent as exploitation is confirmed and the severity is critical.
Action
Update firmware to mitigate the vulnerability.

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

Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2025-06-03
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2025-21479

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-2025-21479coverage & exploitation statusNVD · CVE.org

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