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Medium

Out-of-bounds read vulnerability in libX11's XIM trigger-keyregistration parser.registration parser

Type: advisorySource: Official CVE List1 source record

An out-of-bounds read vulnerability in libX11's XIM trigger-key registration parser in libX11 before 1.8.14 could be used by malicious X servers to crash attached X clients.

Announced Group revision 1
Original source ↗

CVE-2026-94284

Primary source · Revision 1

Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.

Security context

Source reference: cve:CVE-2026-94284

libX11

Source reference: /containers/cna/affected/0/product

Affected versions
Not stated in this record
Fixed versions
Not stated in this record
Prerequisites
Not stated in this record

Structured affected-version data

Original package identities and version rules from this source.

[
  {
    "repo": "https://gitlab.freedesktop.org/xorg/lib/libx11",
    "vendor": "x.org",
    "product": "libX11",
    "versions": [
      {
        "status": "affected",
        "version": "0",
        "lessThan": "1.8.14",
        "versionType": "rpm"
      }
    ],
    "packageName": "libX11",
    "defaultStatus": "unaffected"
  }
]
Related CVEs
CVE-2026-94284

Source reference: /cveMetadata/cveId

Publisher severity

medium

Source reference: /containers/cna/metrics

Event
#4195 · Revision 1
Added to Heist Feed
Publisher date
Read the original announcement