CVE-2025-21462
Out-of-bounds Write in Computer Vision
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the command argument limit.
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
What each source reports
CVE List Score used
Out-of-bounds Write in Computer Vision
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the command argument limit.
- Record
CVE-2025-21462- CVSS 3.1
- 7.8 High
CVSS: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-2025-13523
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the command argument limit.
- Record
EUVD-2025-13523- CVSS 3.1
- 7.8 High
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-99x7-6c47-725f
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the...
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the command argument limit.
- Record
GHSA-99x7-6c47-725f- CVSS 3.1
- 7.8 High
CVSS: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
Memory corruption while processing an IOCTL request, when buffer significantly exceeds the command argument limit.
- Record
CVE-2025-21462- CVSS 3.1
- 7.8 High
CVSS: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
- qualcomm fastconnect 6900 firmware
- qualcomm fastconnect 7800 firmware
- qualcomm sa4150p firmware
- qualcomm sa4155p firmware
- qualcomm sa6155p firmware
- qualcomm sa8155p firmware
- qualcomm sa8195p firmware
- qualcomm sc8380xp firmware
- qualcomm wcd9380 firmware
- qualcomm wcd9385 firmware
- qualcomm wsa8840 firmware
- qualcomm wsa8845 firmware
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History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-21462 is a high vulnerability (CVSS 7.8) in Qualcomm Fastconnect 6900 Firmware, published May 6, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.11%, the 1st percentile. No source names a fixed version.