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CVE-2026-34003

HIGH CVSS: 7.8 Published: 2026-04-23 Modified: 2026-07-15

Description

A flaw was found in the X.Org X server's XKB key types request validation. A local attacker could send a specially crafted request to the X server, leading to an out-of-bounds memory access vulnerability. This could result in the disclosure of sensitive information or cause the server to crash, leading to a Denial of Service (DoS). In certain configurations, higher impact outcomes may be possible.

Affected Platforms

Unknown

Weakness Type

CWE-125, CWE-125

References