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Fastconnect 7800 Firmware EUVDEUVD-2025-20493

| CVE-2025-21426 MEDIUM
Classic Buffer Overflow (CWE-120)
2025-07-08 product-security@qualcomm.com
Buffer Overflow Qualcomm Fastconnect 7800 Firmware Snapdragon Ar1 Gen 1 Platform Firmware Ssg2115p Firmware Ssg2125p Firmware Sxr1230p Firmware Wcd9380 Firmware Wcd9385 Firmware Wsa8830 Firmware Wsa8832 Firmware Wsa8835 Firmware
6.6
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
6.6 MEDIUM
AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:H/A:L

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

Attack Vector
Local
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
High
Availability
Low

Lifecycle Timeline

4
EUVD ID Assigned
Mar 16, 2026 - 04:21 euvd
EUVD-2025-20493
Analysis Generated
Mar 16, 2026 - 04:21 vuln.today
Patch released
Mar 16, 2026 - 04:21 nvd
Patch available
CVE Published
Jul 08, 2025 - 13:15 nvd
MEDIUM 6.6

DescriptionCVE.org

Memory corruption while processing camera TPG write request.

Analysis

Memory corruption while processing camera TPG write request.

Technical ContextAI

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state. This vulnerability is classified as Classic Buffer Overflow (CWE-120).

RemediationAI

A vendor patch is available — apply it immediately. Use memory-safe languages or bounds-checked functions. Enable ASLR, DEP/NX, and stack canaries. Apply vendor patches promptly.

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Same weakness CWE-120 – Classic Buffer Overflow

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Same technique Buffer Overflow

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EUVD-2025-20493 vulnerability details – vuln.today
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