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VulnerabilityPublished

CVE-2026-20558: In GPU pdma, there is a possible escalation of privilege due to use after free

Source GCVE Database

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Authoritative record:CVE-2026-20558· High

Not known to be exploited.

Data as of 2 Nov 2026, 04:58 UTC

Severity
High

Rated High by Threat Radar's AI analysis · CVSS not yet scored by NVD

Thin evidence

One scorer or none

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 2 Nov 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 1 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
MediaTek, Inc.MediaTek chipsetAffected
  • =MT6993
  • =MT8910
Fixed in–

Description

A use-after-free vulnerability in the GPU pdma component can lead to local escalation of privilege without requiring additional execution privileges or user interaction.

References

Community reviews

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