Is CVE-2025-21479 actively exploited?

Yes. CVE-2025-21479 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, which means exploitation in the wild has been confirmed.

Can CVE-2025-21479 be exploited remotely?

The attack vector of CVE-2025-21479 has not been classified yet.

What is the CVSS score of CVE-2025-21479?

CVE-2025-21479 has not received a CVSS score yet.

HOME VULNERABILITIESCVE-2025-21479

HIGHCISA KEVIN THE WILD

CVE-2025-21479

Published: June 3, 2025

EPSS:0.10%probability of exploitation in 30 daysPercentile:26.8th

Official Description

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.

NVD Source

CISA KEV Advisory

Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability

Added to KEV: 2025-06-03Federal patch deadline: 2025-06-24

Required Action (CISA)

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

Risk Analysis

Multiple Qualcomm chipsets are affected by an incorrect authorization vulnerability, leading to memory corruption due to unauthorized command execution in the GPU micronode. Its inclusion in CISA's KEV catalog and active exploitation make it a critical concern, despite a low EPSS score.

This vulnerability is actively exploited in the wild and is included in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming its use in real-world attacks.

Recommended Action

Users of devices with affected Qualcomm chipsets should apply the latest firmware and software updates provided by their device manufacturers to mitigate this memory corruption vulnerability.

Generated by the CTIWATCH analysis pipeline from this CVE's metadata (CVSS, EPSS, KEV status, exploit intelligence). Verify against vendor advisories before acting.

Technical Analysis

CVE-2025-21479 requires local access, meaning attackers must already have a foothold on the target system.

Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.

CISA has added CVE-2025-21479 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.