Synopsis
Moderate: expat security update
Description
Expat is a C library for parsing XML documents.
Security Fix(es):
* expat: libexpat: Use-after-free vulnerability due to improper handler call depth tracking (CVE-2026-50219)
* expat: libexpat: Arbitrary Code Execution via Heap-based Buffer Overflow (CVE-2026-56132)
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.
Affected products
Rocky Linux 9 aarch64
Rocky Linux 9 ppc64le
Rocky Linux 9 s390x
Rocky Linux 9 x86_64
Fixes
2484620
2490669
CVEs
CVE-2026-50219
CVE-2026-56132
Affected packages
Rocky Linux 9 s390x - BaseOS
expat-0:2.5.0-6.el9_8.3.src.rpm
expat-0:2.5.0-6.el9_8.3.s390x.rpm
expat-debuginfo-0:2.5.0-6.el9_8.3.s390x.rpm
expat-debugsource-0:2.5.0-6.el9_8.3.s390x.rpm
Rocky Linux 9 aarch64 - BaseOS
expat-0:2.5.0-6.el9_8.3.aarch64.rpm
expat-0:2.5.0-6.el9_8.3.src.rpm
expat-debuginfo-0:2.5.0-6.el9_8.3.aarch64.rpm
expat-debugsource-0:2.5.0-6.el9_8.3.aarch64.rpm
Rocky Linux 9 x86_64 - BaseOS
expat-0:2.5.0-6.el9_8.3.i686.rpm
expat-0:2.5.0-6.el9_8.3.src.rpm
expat-0:2.5.0-6.el9_8.3.x86_64.rpm
expat-debuginfo-0:2.5.0-6.el9_8.3.i686.rpm
expat-debuginfo-0:2.5.0-6.el9_8.3.x86_64.rpm
expat-debugsource-0:2.5.0-6.el9_8.3.i686.rpm
expat-debugsource-0:2.5.0-6.el9_8.3.x86_64.rpm
Rocky Linux 9 ppc64le - BaseOS
expat-0:2.5.0-6.el9_8.3.ppc64le.rpm
expat-0:2.5.0-6.el9_8.3.src.rpm
expat-debuginfo-0:2.5.0-6.el9_8.3.ppc64le.rpm
expat-debugsource-0:2.5.0-6.el9_8.3.ppc64le.rpm
Rocky Linux 9 aarch64 - AppStream
expat-devel-0:2.5.0-6.el9_8.3.aarch64.rpm
Rocky Linux 9 x86_64 - AppStream
expat-devel-0:2.5.0-6.el9_8.3.i686.rpm
expat-devel-0:2.5.0-6.el9_8.3.x86_64.rpm
Rocky Linux 9 ppc64le - AppStream
expat-devel-0:2.5.0-6.el9_8.3.ppc64le.rpm
Rocky Linux 9 s390x - AppStream
expat-devel-0:2.5.0-6.el9_8.3.s390x.rpm