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ZDI details two Android libhevc HEVC decoder information leaks

1 source · 2 articlesFirst reported Updated ()
What's new

First merged summary.

Merged summary · x-ai/grok-4.7 · rewritten as coverage arrivesSummaries by Vani AI

ZDI published two CVSS 4.4 out-of-bounds read flaws in Android’s libhevc decoder; no CVE or fix is named.

On November 13, 2026, ZDI published ZDI-26-969 and ZDI-26-970, companion out-of-bounds read information-disclosure flaws in the libhevc HEVC video decoder on Google Android. A remote attacker can disclose sensitive information if a user visits a malicious page or opens a malicious file. ZDI rates both CVSS 4.4. The published snippets name no CVE, affected Android release, fixed build, or patch.

Key facts
  • Advisories are ZDI-26-969 and ZDI-26-970, both published November 13, 2026.
  • Both are out-of-bounds reads in the libhevc HEVC video decoder.
  • Each is rated CVSS 4.4 and can disclose sensitive information.
  • Exploitation requires a user to visit a malicious page or open a malicious file.
  • Snippets name no CVE, affected Android release, fixed build, or patch.
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Timeline

dated events in the reporting · oldest first
  1. Nov 13, 2026ZDI publishes ZDI-26-969 and ZDI-26-970 for libhevc. · ZDI Published Advisories

What each outlet adds

beyond the shared facts
  • ZDI Published AdvisoriesNames both ZDI IDs, CVSS 4.4, and the user-interaction trigger.
Vendors
Google
Organizations
Zero Day Initiative

Coverage

oldest first · one row per article · UTC
  1. · 1d ago ZDI Published AdvisoriesFirst report

    Separate libhevc Android out-of-bounds read disclosed as ZDI-26-969

    Like the companion notice, this one is CVSS 4.4 and needs a malicious page or file.

  2. · 1d ago ZDI Published Advisories

    libhevc out-of-bounds read can disclose data on Android

    ZDI-26-970 is rated CVSS 4.4 and requires a malicious page or file; no CVE is named.