Denial of service via unsigned underflow in libXpm's write path

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-94287
StatePUBLISHED
Assignersuse
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-09-28 09:17:08 UTC
Updated2026-09-29 21:32:59 UTC
DescriptionA denial of service via unsigned underflow in libXpm's write path in libXpm before 3.5.19 could be used by local attackers to cause unbounded CPU usage and memory exhaustion.

Risk And Classification

Primary CVSS: v3.1 5.5 MEDIUM from [email protected]

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

EPSS: 0.001000000 probability, percentile 0.007930000 (date 2026-09-29)

Problem Types: CWE-1050 | CWE-1050 CWE-1050 Excessive platform resource consumption within a loop

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
3.1CNACVSS5.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CVSS v3.1 Breakdown

Attack Vector
Local
Attack Complexity
Low
Privileges Required
None
User Interaction
Required
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA X.org LibXpm affected 3.5.19 rpm Not specified

References

ReferenceSourceLinkTags
gitlab.freedesktop.org/xorg/lib/libxpm/-/merge_requests/32/diffs [email protected] gitlab.freedesktop.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: AISLE in partnership with Red Hat (en)

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