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CVE-2025-21468

Out-of-bounds Write in Computer Vision

7.8 HighFix available

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Attack profile

How easy it is to exploit

Attack vector
Local
Complexity
Low
Privileges needed
Low
User interaction
None

What an attacker can affect

Confidentiality
High
Integrity
High
Availability
High

Exploit likelihood

0.11%Up 0.1 points since May 6, 2025
90%50%10%1%

What each source reports

CVE List Score used 7.8

Out-of-bounds Write in Computer Vision

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Record
CVE-2025-21468
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
EUVDEUVD-2025-13517 7.8

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Record
EUVD-2025-13517
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Updated
2026-11-02
GitHub AdvisoriesGHSA-rjf5-465j-64g2 7.8

Memory corruption while reading response from FW, when buffer size is changed by FW while driver...

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Record
GHSA-rjf5-465j-64g2
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02
NVD 7.8

Memory corruption while reading response from FW, when buffer size is changed by FW while driver is using this size to write null character at the end of buffer.

Record
CVE-2025-21468
CVSS 3.1
7.8 HighCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Weakness
CWE-787
Updated
2026-11-02

Affected products

Show 140 moreShow less

Affected packages

Affected packages
PackageAffectedFixed
:linux_kernel:Qualcomm
Android
 SoCVersion:0 up to SoCVersion:2025-05-05, plus listed versions
SoCVersion
SoCVersion:2025-05-05

History

History
RecordedChangedSources
factsOSV
first indexedCVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2025-21468 is a high vulnerability (CVSS 7.8) in Qualcomm Ar8035 Firmware, published May 1, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. Fixed in :linux_kernel:Qualcomm SoCVersion:2025-05-05.

References

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