DEBIAN-CVE-2026-93542

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Source
https://security-tracker.debian.org/tracker/CVE-2026-93542
Import Source
https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-93542.json
JSON Data
https://api.osv.dev/v1/vulns/DEBIAN-CVE-2026-93542
Upstream
  • CVE-2026-93542
Published
2026-09-24T17:17:10Z
Modified
2026-09-25T08:00:10Z
Severity
  • 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H CVSS Calculator
Summary
[none]
Details

An out-of-bounds read in libXi's XI2 class parsing via size_classes() and copy_classes() in libXi before 1.8.4 could be used by malicous servers to crash the X client.

References

Affected packages

Debian:12 / libxi

Package

Name
libxi
Purl
pkg:deb/debian/libxi?arch=source&distro=bookworm

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2:1.*
2:1.8-1
2:1.8-1+hurd.1
2:1.8.1-1
2:1.8.2-1
2:1.8.2-2
2:1.8.3-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-93542.json"

Debian:13 / libxi

Package

Name
libxi
Purl
pkg:deb/debian/libxi?arch=source&distro=trixie

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2:1.*
2:1.8.2-1
2:1.8.2-2
2:1.8.3-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-93542.json"

Debian:14 / libxi

Package

Name
libxi
Purl
pkg:deb/debian/libxi?arch=source&distro=forky

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0 Unknown introduced version / All previous versions are affected

Affected versions

2:1.*
2:1.8.2-1
2:1.8.2-2
2:1.8.3-1

Ecosystem specific 

{
    "urgency":  "not yet assigned"
}

Database specific

source 
"https://storage.googleapis.com/debian-osv/debian-cve-osv/DEBIAN-CVE-2026-93542.json"