CVE-2025-21479
Actively exploited. CVE-2025-21479 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2025-06-03) — exploitation has been observed in the wild, and US federal agencies are required to remediate it under BOD 22-01. Treat patching as urgent.
Public exploit code is available. Proof-of-concept or working exploit code for CVE-2025-21479 is indexed in GitHub PoC. Expect opportunistic scanning and exploitation attempts — prioritize remediation.
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
- 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.
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Exploitation outlook
- Exploitation confirmedAlready exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 47% of all EPSS-scored CVEs.
Exploit availability
Public exploit or proof-of-concept code for CVE-2025-21479 is indexed in these free datasets. Available exploit code raises real-world risk independent of the CVSS score.
- GitHub PoCPublic proof-of-concept repositories on GitHub reference this CVE.look it up ↗
Advisory coverage (1)
- criticalexploitedCVE-2025-21479: Qualcomm Multiple Chipsets Incorrect Authorization Vulnerabilitycisa-kev · 2025-06-03
External references
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[](https://www.csirts.com/cve/CVE-2025-21479)