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PatchSiren cyber security CVE debrief

CVE-2025-47404 Qualcomm, Inc. CVE debrief

AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-05-04T17:16:20.623Z and has not been modified since then. The NVD entry is currently Analyzed. This medium-severity vulnerability affects Qualcomm devices, potentially leading to memory corruption. Defenders should assess exposure, apply patches, and monitor systems for signs of corruption. The vulnerability involves dynamically changing the size of a previously allocated buffer while its contents are being modified. Specific details about exploitation, impact, or remediation are not provided in the supplied corpus. However, it is crucial for administrators of mobile devices, Io

Vendor
Qualcomm, Inc.
Product
Snapdragon
CVSS
MEDIUM 6.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-05-04
Original CVE updated
2026-09-30
Advisory published
2026-05-04
Advisory updated
2026-09-30

Who should care

Defenders responsible for Qualcomm-based systems, particularly those using affected firmware versions, should assess their exposure and apply patches. This includes administrators of mobile devices, IoT devices, and other systems incorporating Qualcomm components.

Why it matters

CVE-2025-47404 is a medium-severity vulnerability affecting Qualcomm devices, potentially leading to memory corruption. Defenders should assess exposure, apply patches, and monitor systems for signs of corruption.

  • Potential memory corruption issues require verification and patching
  • Affected Qualcomm devices need immediate assessment and remediation
  • System configurations and firmware versions must be verified for vulnerabilities
  • Monitoring for signs of memory corruption is necessary

Technical summary

The CVE-2025-47404 vulnerability involves memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified. This issue affects various Qualcomm devices with specific firmware versions. The CVSS score is 6.5, indicating a medium severity level.

Defensive priority

Qualcomm devices with affected firmware require immediate assessment and patching to prevent potential memory corruption issues.

Recommended defensive actions

  • Assess exposure of Qualcomm devices with affected firmware
  • Apply patches from Qualcomm
  • Verify system configurations for potential vulnerabilities
  • Monitor system performance for signs of memory corruption

Evidence notes

The CVE description indicates memory corruption when dynamically changing the size of a previously allocated buffer while its contents are being modified. However, specific details about exploitation, impact, or remediation are not provided in the supplied corpus.

Sources and references

Verified primary and authoritative sources

  • CVE-2025-47404 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2025-47404

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2025-47404 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2025-47404

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

  • Source reference

    Unverified legacy reference

    URL: https://docs.qualcomm.com/product/publicresources/securitybulletin/may-2026-bulletin.html

    [email protected] - Patch, Vendor Advisory

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.