CVE-2026-58786

What it is

In cnm_memset of hevc_decoder, there is a possible Non-Heap Buffer Overflow due to a buffer overflow. This could lead to local escalation of privilege with execution privileges needed. User interaction is for exploitation.

At a glance

Fix

No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

1. 2026-11-10 20:19 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-11-10 21:46 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: not scored yet.
• Severity: not scored yet.
• Fix: none linked yet, which raises it.

Details

Published

2026-11-10 20:19 UTC

Last modified

2026-11-10 21:46 UTC

Record status

Awaiting Analysis

Is it in your code?

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Read https://cve-list.com/agent/cve/CVE-2026-58786.md and follow it. Check whether this project is affected by CVE-2026-58786. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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