Lucene search
+L

libXfont2: PCF Font Parsing Heap Buffer Overflow

🗓️ 06 Aug 2026 12:43:29Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 8 Views

A flaw in libXfont2 causes heap buffer overflow when parsing a crafted PCF font due to size checks.

Related
Packages
Refs
OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7.9i686libxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.i686.rpm
Red Hat Enterprise Linux7.9ppclibxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.ppc.rpm
Red Hat Enterprise Linux7.9ppc64libxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.ppc64.rpm
Red Hat Enterprise Linux7.9ppc64lelibxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.ppc64le.rpm
Red Hat Enterprise Linux7.9s390libxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.s390.rpm
Red Hat Enterprise Linux7.9s390xlibxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.s390x.rpm
Red Hat Enterprise Linux7.9x86_64libxfont22.0.3-2.el7_9libxfont2-2.0.3-2.el7_9.x86_64.rpm
Red Hat Enterprise Linux7.9i686libxfont2-debuginfo2.0.3-2.el7_9libxfont2-debuginfo-2.0.3-2.el7_9.i686.rpm
Red Hat Enterprise Linux7.9ppclibxfont2-debuginfo2.0.3-2.el7_9libxfont2-debuginfo-2.0.3-2.el7_9.ppc.rpm
Red Hat Enterprise Linux7.9ppc64libxfont2-debuginfo2.0.3-2.el7_9libxfont2-debuginfo-2.0.3-2.el7_9.ppc64.rpm
Rows per page

Data

Build on a solid foundation with Vulners data

We provide the essential building blocks for cybersecurity solutions with comprehensive, structured, and constantly updated vulnerability and exploits data

Api

Power your application with Vulners API

The Vulners REST API offers reliable, high-performance access to vulnerability intelligence, with 99.9% SLA uptime and CDN-backed data delivery for seamless global access

App

Assess and manage vulnerabilities with Vulners tools

Built on top of Vulners' database and SDK, end-user solutions give security professionals and developers lightweight and powerful tools for vulnerability remediation

06 Aug 2026 18:51Current
6.5Medium risk
Vulners AI Score6.5
CVSS 3.18.5 - 8.8
EPSS0.00428
SSVC
8