# Qualcomm Multiple Chipsets: 3 exploited vulnerabilities (CVE-2025-21479, CVE-2025-21480, CVE-2025-27038) · pwn.watch

> CVE-2025-21479: 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. CVE-2025-21480: 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. CVE-2025-27038: Multiple Qualcomm chipsets contain a use-after-free vulnerability. This vulnerability allows for memory corruption while rendering graphics using Adreno GPU drivers in Chrome. Added to CISA KEV on 2025-06-03.

Page: https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479 · generated 2026-10-23T01:56:39.502Z

## Status
- Severity: high · status: closed · patch: patched
- Product: Qualcomm Multiple Chipsets
- Started: 2025-06-03 · closed: 2025-06-03
- CVEs: CVE-2025-21479, CVE-2025-21480, CVE-2025-27038
- Affected: See vendor advisory / CISA notes (versions not always listed in KEV feed)
- Fixed in: See vendor advisory linked in sources

## Follow this incident
- RSS (one item per update): https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479/feed.xml
- JSON Feed: https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479/feed.json
- Full data (timeline, sources, posts, agentBrief): https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479.json
- This file: https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479/llms.txt

## Updates (newest first)
- 2025-06-03: CISA added CVE-2025-21479 to the KEV catalog (due 2025-06-24).
- 2025-06-03: CISA added CVE-2025-21480 to the KEV catalog (due 2025-06-24).
- 2025-06-03: CISA added CVE-2025-27038 to the KEV catalog (due 2025-06-24).

## Fix brief
# Security brief: Qualcomm Multiple Chipsets: 3 exploited vulnerabilities (CVE-2025-21479, CVE-2025-21480, CVE-2025-27038)

Source: https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479 · status: closed (closed Jun 3, 2025) · severity: high · updated Jun 3, 2025

## Patch status
**PATCHED: fixed releases exist. Upgrade to a fixed version.**

## What it is
CVE-2025-21479: 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. CVE-2025-21480: 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. CVE-2025-27038: Multiple Qualcomm chipsets contain a use-after-free vulnerability. This vulnerability allows for memory corruption while rendering graphics using Adreno GPU drivers in Chrome. Added to CISA KEV on 2025-06-03.

Severity detail: CVSS 8.6 (CNA, v3.1); actively exploited (CISA KEV)

- Product: Qualcomm Multiple Chipsets
- CVE / advisory ids: CVE-2025-21479, CVE-2025-21480, CVE-2025-27038

## Affected versions
- See vendor advisory / CISA notes (versions not always listed in KEV feed)

## Check whether you're affected
No generic command applies (the product is a hosted service, appliance or desktop app). Check the installed version in its admin UI / About screen and compare with the versions above.

## Fix
Upgrade to one of these fixed versions (or later on the same branch):
- See vendor advisory linked in sources

After upgrading, re-run the checks above and redeploy/restart the affected services.

## Latest updates
- Jun 3, 2025: CISA added CVE-2025-21479 to the KEV catalog (due 2025-06-24).
- Jun 3, 2025: CISA added CVE-2025-21480 to the KEV catalog (due 2025-06-24).
- Jun 3, 2025: CISA added CVE-2025-27038 to the KEV catalog (due 2025-06-24).

## Advisories
- [Qualcomm advisory: Qualcomm Multiple Chipsets](https://docs.qualcomm.com/product/publicresources/securitybulletin/june-2025-bulletin.html) (Qualcomm)
- [NVD: CVE-2025-21479](https://nvd.nist.gov/vuln/detail/CVE-2025-21479) (NVD)
- [NVD: CVE-2025-21480](https://nvd.nist.gov/vuln/detail/CVE-2025-21480) (NVD)
- [NVD: CVE-2025-27038](https://nvd.nist.gov/vuln/detail/CVE-2025-27038) (NVD)
- [CISA Known Exploited Vulnerabilities Catalog](https://www.cisa.gov/known-exploited-vulnerabilities-catalog) (CISA)

## Caveats
Derived from CISA KEV JSON feed catalogVersion 2026.10.21. CVSS from the CVE record (cvelistV5). Exact affected/fixed version strings are not always in the KEV record; verify against the vendor advisory URL. startedAt uses dateAdded (exploitation may have begun earlier; many entries are older CVEs newly confirmed as exploited in 2025).

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Machine-readable: https://pwn.watch/i/qualcomm-multiple-chipsets-cve-2025-21479.json · all incidents: https://pwn.watch/incidents.json. Verify against the vendor advisory before changing production systems.