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PatchSiren cyber security CVE debrief

CVE-2026-0156 Google CVE debrief

CVE-2026-0156 is a memory safety issue in the `RtpSession.cpp` file, caused by a missing null check in the `checkSsrcCollisionOnRcv` function. This vulnerability could lead to a remote denial of service (DoS) attack without requiring additional execution privileges or user interaction.

Vendor
Google
Product
Android
CVSS
HIGH 7.5
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-16
Original CVE updated
2026-07-06
Advisory published
2026-06-16
Advisory updated
2026-07-06

Who should care

Android users and developers should be aware of this vulnerability, as it may impact the security of their devices.

Technical summary

The vulnerability is located in the `RtpSession.cpp` file and is caused by a missing null check in the `checkSsrcCollisionOnRcv` function. This could lead to a memory safety issue, allowing an attacker to remotely trigger a denial of service (DoS) condition.

Defensive priority

High

Recommended defensive actions

  • Apply the security patch as soon as possible to prevent exploitation.
  • Use secure communication protocols to minimize the attack surface.
  • Monitor device logs for suspicious activity.

Evidence notes

The CVE record was obtained from the official CVE website [cve-org]. Additional information was obtained from the National Vulnerability Database [nvd] and the Android Security Bulletin [ref-4].

Sources and references

Verified primary and authoritative sources

  • CVE-2026-0156 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-0156

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

  • CVE-2026-0156 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-0156

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

Supplemental references

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.