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VulnerabilityPublished

CVE-2025-47373: Qualcomm Snapdragon · Out-of-bounds Write

Affects Qualcomm SnapdragonSource CVE Database V5

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Not known to be exploited · CVSS 7.8 High.

Data as of 30 Oct 2026, 06:59 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.07% chance of exploitation in 30 days – higher than 0% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Mar 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Qualcomm, Inc.SnapdragonAffected
  • AR8035 – WSA8845
65 affected builds
Fixed in–

AI-suggested

  1. Monitor Qualcomm and device manufacturers for official security patches addressing CVE-2025-47373 and apply them promptly to all affected devices and platforms.
  2. Until patches are available, restrict installation of untrusted or unsigned applications that could invoke vulnerable TA interfaces.
  3. Implement enhanced input validation and bounds checking in Trusted Application interfaces to prevent invalid buffer lengths from triggering out-of-bounds writes.
  4. Employ runtime memory protection techniques such as Address Space Layout Randomization (ASLR), Data Execution Prevention (DEP), and Control Flow Integrity (CFI) to mitigate exploitation impact.
  5. Use mobile device management (MDM) solutions to enforce security policies limiting local privilege escalation opportunities.
  6. Conduct thorough security assessments and penetration testing focusing on TA invocation paths and buffer handling in Qualcomm Snapdragon-based devices.
  7. Educate users and administrators about the risks of installing untrusted software and the importance of timely updates.
  8. For OEMs and developers, adopt secure coding practices and fuzz testing targeting buffer length parameters in TA calls to detect similar issues proactively.

Description

Memory Corruption when accessing buffers with invalid length during TA invocation.

References

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