RHSA-2026:51062: Important: libXfont2 security update
Important: libXfont2 security update
Other sources
X.Org X11 libXfont2 runtime librarySecurity Fix(es): libXfont2: BitmapScaleBitmaps Integer Overflow Heap Buffer Overflow (CVE-2026-56001) libXfont2: PCF Font Parsing Heap Buffer Overflow (CVE-2026-56002) libXfont2: computeProps Property Buffer Heap Buffer Overflow (CVE-2026-56003) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
— Red Hat
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
libXfont2to a version that resolves this vulnerability.Patch CVE-2026-56001 - Upgrade
Upgrade
libXfont2to a version that resolves this vulnerability.Patch CVE-2026-56002 - Upgrade
Upgrade
libXfont2to a version that resolves this vulnerability.Patch CVE-2026-56003
Event History
Frequently Asked Questions
What is the severity of RHSA-2026:51062?
The severity of RHSA-2026:51062 is categorized as high (7).
What vulnerabilities are addressed in RHSA-2026:51062?
RHSA-2026:51062 addresses vulnerabilities related to Integer Overflow and Heap Buffer Overflow in libXfont2.
How do I fix RHSA-2026:51062?
To fix RHSA-2026:51062, you should apply the latest security updates provided by Red Hat for libXfont2.
Which systems are affected by RHSA-2026:51062?
RHSA-2026:51062 affects various Red Hat Enterprise Linux products including Power LE, IBM z Systems, and x86_64 systems.
What are the potential impacts of RHSA-2026:51062 if not addressed?
If RHSA-2026:51062 is not addressed, it may lead to exploitation through buffer overflows, resulting in system compromise.