Important: Red Hat Security Advisory: libyang security update

An update for libyang is now available for Red Hat Enterprise Linux 10. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from...

RHSA-2026:24545 Red Hat Security Advisory: libyang security update

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Oracle Linux 8 : libyang (ELSA-2026-24545)

The remote Oracle Linux 8 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2026-24545 advisory. 1.0.184-2 - DoS or arbitrary code execution via maliciously crafted LYB binary blob - Resolves: RHEL-177017 - CVE-2026-44673 Tenable has extracted the precedin...

ALSA-2026:24758 Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob CVE-2026-44673 For more details about the security issues, including the impact, a CVSS...

AlmaLinux 8 : libyang (ALSA-2026:24545)

The remote AlmaLinux 8 host has a package installed that is affected by a vulnerability as referenced in the ALSA-2026:24545 advisory. libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob CVE-2026-44673 Tenable has extracted the preceding...

libyang security update

1.0.184-2 - DoS or arbitrary code execution via maliciously crafted LYB binary blob - Resolves: RHEL-177017 - CVE-2026-44673...

RHEL 10 : libyang (RHSA-2026:24758)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:24758 advisory. Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or...

libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob

A flaw was found in libyang, a YANG data modeling language library. An integer overflow in the lybreadstring function can lead to a heap buffer overflow when parsing a maliciously crafted LYB binary blob. A remote attacker, by supplying this malicious LYB data to any libyang consumer such as a...

Important: Red Hat Security Advisory: libyang security update

An update for libyang is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from t...

RHEL 8 : libyang (RHSA-2026:24545)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:24545 advisory. Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or...

ALSA-2026:24545 Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob CVE-2026-44673 For more details about the security issues, including the impact, a CVSS...

Important: libyang security update

Libyang is YANG data modeling language parser and toolkit written and providing API in C. Security Fixes: libyang: libyang: Denial of Service or arbitrary code execution via maliciously crafted LYB binary blob CVE-2026-44673 For more details about the security issues, including the impact, a CVSS...

CVE-2026-41401

A flaw was found in libyang. This heap use-after-free write vulnerability, specifically within the lydparsersetdataflags function, occurs when the software incorrectly updates metadata list pointers during the freeing of non-head default metadata entries. A remote attacker can exploit this by...

CVE-2026-41401 affecting package libyang for versions less than 2.1.148-3

CVE-2026-41401 affecting package libyang for versions less than 2.1.148-3. A patched version of the package is available...

Linux Distros Unpatched Vulnerability : CVE-2026-41401

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - libyang before 5.2.6 contains a heap use-after-free write vulnerability in lydparsersetdataflags that incorrectly updates metadata list pointers when freeing...

OPENSUSE-SU-2026:10880-1 libyang-devel-3.13.6-3.1 on GA media

These are all security issues fixed in the libyang-devel-3.13.6-3.1 package on the GA media of openSUSE Tumbleweed...

libyang - Heap Use-After-Free Write in XML Metadata Parsing

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OPENSUSE-SU-2026:10868-1 libyang-devel-3.13.6-2.1 on GA media

These are all security issues fixed in the libyang-devel-3.13.6-2.1 package on the GA media of openSUSE Tumbleweed...

Use After Free

Overview Affected versions of this package are vulnerable to Use After Free via the lydparsersetdataflags function. An attacker can cause process crashes or potentially execute arbitrary code by submitting crafted YANG XML documents with specific metadata attributes to applications that parse...

DEBIAN-CVE-2026-41401

libyang before 5.2.6 contains a heap use-after-free write vulnerability in lydparsersetdataflags that incorrectly updates metadata list pointers when freeing non-head default metadata entries. Attackers can trigger this vulnerability by submitting crafted YANG XML documents with specific metadata...