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PatchSiren cyber security CVE debrief

CVE-2026-0155 Google CVE debrief

A possible out-of-bounds read in ImsMediaBitReader::ReadByteBuffer could lead to remote information disclosure with no additional execution privileges needed in Google Android. User interaction is not needed for exploitation. This vulnerability, CVE-2026-0155, is a MEDIUM-severity issue that defenders should address by verifying and applying patches from Google and assessing exposure in Android deployments. The CVE record and NVD entry provide details on the vulnerability, including its CVSS score of 5.3.

Vendor
Google
Product
Android
CVSS
MEDIUM 5.3
CISA KEV
Not listed in stored evidence
Original CVE published
2026-06-16
Original CVE updated
2026-10-25
Advisory published
2026-06-16
Advisory updated
2026-10-25

Who should care

Defenders responsible for Google Android deployments should assess exposure and prioritize verifying and applying patches. This includes reviewing the supplied official advisory or CVE record to validate affected scope, severity, and vendor guidance. They should also plan vendor-supported updates or mitigations through normal change control where exposure is confirmed and review compensating controls for exposed and

Why it matters

CVE-2026-0155 is a MEDIUM-severity vulnerability in Google Android that could lead to remote information disclosure. Defenders should prioritize verifying and applying patches from Google, assessing exposure in Android deployments, and monitoring for potential information disclosure.

  • Remote information disclosure possible
  • Verify and apply patches from Google
  • Assess exposure in Android deployments

Technical summary

In ImsMediaBitReader::ReadByteBuffer, there is a possible OOB read due to a missing bounds check. This could lead to remote information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. The vulnerability affects Google Android and has a CVSS score of 5.3, indicating a MEDIUM severity level. Defenders should prioritize verifying and applying patches from Google.

Defensive priority

Defenders should prioritize verifying and applying patches from Google, assessing exposure in Android deployments, and monitoring for potential information disclosure.

Recommended defensive actions

  • Verify and apply patches from Google
  • Assess exposure in Android deployments
  • Monitor for potential information disclosure

Evidence notes

The CVE record and NVD entry provide details on the vulnerability, including its CVSS score of 5.3 and MEDIUM severity. A vendor advisory from Google is available.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-0155 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-0155

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

  • CVE-2026-0155 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-0155

    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.