RLSA-2026:24758

Synopsis

Important: libyang security update

Description

Libyang is YANG data modeling language parser and toolkit written (and providing API) in C.

Security Fix(es):

* libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob (CVE-2026-44673)

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 10 aarch64 Rocky Linux 10 ppc64le Rocky Linux 10 riscv64 Rocky Linux 10 s390x Rocky Linux 10 x86_64

Fixes

2477617

CVEs

CVE-2026-44673

Affected packages

Rocky Linux 10 x86_64 - CRB

libyang-devel-0:2.1.148-4.el10_2.x86_64.rpm libyang-devel-doc-0:2.1.148-4.el10_2.x86_64.rpm

Rocky Linux 10 ppc64le - AppStream

libyang-debugsource-0:2.1.148-4.el10_2.ppc64le.rpm libyang-0:2.1.148-4.el10_2.ppc64le.rpm libyang-debuginfo-0:2.1.148-4.el10_2.ppc64le.rpm libyang-0:2.1.148-4.el10_2.src.rpm

Rocky Linux 10 s390x - CRB

libyang-devel-0:2.1.148-4.el10_2.s390x.rpm libyang-devel-doc-0:2.1.148-4.el10_2.s390x.rpm

Rocky Linux 10 x86_64 - AppStream

libyang-0:2.1.148-4.el10_2.x86_64.rpm libyang-debugsource-0:2.1.148-4.el10_2.x86_64.rpm libyang-debuginfo-0:2.1.148-4.el10_2.x86_64.rpm libyang-0:2.1.148-4.el10_2.src.rpm

Rocky Linux 10 ppc64le - CRB

libyang-devel-0:2.1.148-4.el10_2.ppc64le.rpm libyang-devel-doc-0:2.1.148-4.el10_2.ppc64le.rpm

Rocky Linux 10 aarch64 - AppStream

libyang-0:2.1.148-4.el10_2.aarch64.rpm libyang-debuginfo-0:2.1.148-4.el10_2.aarch64.rpm libyang-0:2.1.148-4.el10_2.src.rpm libyang-debugsource-0:2.1.148-4.el10_2.aarch64.rpm

Rocky Linux 10 s390x - AppStream

libyang-debugsource-0:2.1.148-4.el10_2.s390x.rpm libyang-debuginfo-0:2.1.148-4.el10_2.s390x.rpm libyang-0:2.1.148-4.el10_2.s390x.rpm libyang-0:2.1.148-4.el10_2.src.rpm

Rocky Linux 10 aarch64 - CRB

libyang-devel-0:2.1.148-4.el10_2.aarch64.rpm libyang-devel-doc-0:2.1.148-4.el10_2.aarch64.rpm

Rocky Linux 10 riscv64 - AppStream

libyang-0:2.1.148-4.el10_2.src.rpm