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Fencer Vulns
high 8.6

CVE-2025-21479 kev in the critical feed json

Incorrect Authorization in Graphics

published 2025-06-03 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-16710

cvss
8.6
version 3.1, CNA
cisa kev
Exploited
added 2025-06-03
epss
0.8%
EPSS 0.8% chance of exploitation in 30 days, percentile 56%
public exploits
0
none known

Summary

Memory corruption due to unauthorized command execution in GPU micronode while executing specific sequence of commands.

Patch / fix

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

Timeline

  1. 0-day patched (Project Zero)
  2. Added to CISA KEV
  3. Published
  4. CISA SSVC: exploitation active
  5. CISA patch deadline

Known exploited

Added
17 mo ago
Patch by
2025-06-24 (16 mo ago)
Ransomware
Not known
Required action
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor, product
Qualcomm, Multiple Chipsets
CISA name
Qualcomm Multiple Chipsets Incorrect Authorization Vulnerability

Zero-day

Detected in real attacks while still unknown to the vendor and the public, per Google Project Zero's 0day In-the-Wild tracker.

Patched
2025-06-02
Details
project zero tracker

ATT&CK techniques

How it is exploited and what it leads to, in MITRE ATT&CK terms.

  • T1631 Process Injection exploitation, mobile
  • T1642 Endpoint Denial of Service primary impact, mobile

kev release 2025-07-28, att&ck v16.1. KEV to ATT&CK mappings by the MITRE Center for Threat-Informed Defense (Mappings Explorer, Apache-2.0). © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. Terms of use

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
17 mo ago

Exploit prediction

0.78% chance of exploitation in the next 30 days, higher than 56% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 8.6 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

  • Qualcomm, Inc. Snapdragon

Classification

Weakness

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.