Bug 2542985 - CVE-2026-94286 libXtst: libXtst: Denial of Service via out-of-bounds read in RECORD reply parser [fedora-all]
Summary: CVE-2026-94286 libXtst: libXtst: Denial of Service via out-of-bounds read in ...
Keywords:
Status: NEW
Alias: None
Product: Fedora
Classification: Fedora
Component: libXtst
Version: rawhide
Hardware: Unspecified
OS: Unspecified
high
high
Target Milestone: ---
Assignee: José Expósito
QA Contact: Fedora Extras Quality Assurance
URL:
Whiteboard: {"flaws": ["e9c4b568-aefb-44c2-aa04-3...
Depends On:
Blocks: CVE-2026-94286
TreeView+ depends on / blocked
 
Reported: 2026-09-29 07:15 UTC by Vladimir Vasilev
Modified: 2026-09-29 07:15 UTC (History)
5 users (show)

Fixed In Version:
Clone Of:
Environment:
Last Closed:
Type: ---
Embargoed:

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Description Vladimir Vasilev 2026-09-29 07:15:50 UTC 
Disclaimer: Community trackers are created by Red Hat Product Security team on a best effort basis. Package maintainers are required to ascertain if the flaw indeed affects their package, before starting the update process.

An out-of-bounds read in libXtst's RECORD reply parser in libXtst before 1.2.6 could be used by malicious X servers to crash attached X clients.
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