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CISA KEV · Known exploitedHigh

CVE-2025-21479

Qualcomm Multiple Chipsets

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

CVSS
8.6
EPSS
0.78%
52.4% percentile
CISA KEV
Listed
Published
2025.06.03
PRIORITY ASSESSMENT

Immediate review

CISA has listed this vulnerability in the Known Exploited Vulnerabilities catalog.

Known exploitationConfirmed by CISA KEV
Exploit probability0.78%
Technical severityCVSS 8.6

Vulnerability overview

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

Affected product and versions

Product
Qualcomm Multiple Chipsets
Affected versions
AQT1000, FastConnect 6200, FastConnect 6700, FastConnect 6800, FastConnect 6900, FastConnect 7800, QCA6391, QCM4490, QCS4490, SD855, SM4635, SM6250, SM6650, SM6650P, SM7325P, SM7635, SM7675, SM7675P, SM8550P, SM8635
Fixed versions
No verified fixed-version field is available yet

Recommended response sequence

Confirm exposure before applying a vendor-supported change.

Full remediation guide
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.

Due date: 2025.06.24
  1. 1
    Identify

    Confirm that Qualcomm Multiple Chipsets and an affected version are present.

  2. 2
    Prioritize

    Combine exploitation signals with asset exposure and business criticality.

  3. 3
    Remediate

    Follow the vendor advisory or supported update path and preserve rollback options.

  4. 4
    Verify

    Recheck the version, service health, access paths, and relevant logs.

Technical data

CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H
CWE
CWE-863
KEV added
2025.06.03
Ransomware use
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