High severity7.5NVD Advisory· Published Jun 16, 2025· Updated Jun 2, 2026
CVE-2025-49795
CVE-2025-49795
Description
A NULL pointer dereference vulnerability was found in libxml2 when processing XPath XML expressions. This flaw allows an attacker to craft a malicious XML input to libxml2, leading to a denial of service.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
27- osv-coords26 versionspkg:deb/debian/libxml2?arch=sourcepkg:rpm/almalinux/libxml2pkg:rpm/almalinux/libxml2-develpkg:rpm/almalinux/libxml2-staticpkg:rpm/almalinux/python3-libxml2pkg:rpm/opensuse/libxml2&distro=openSUSE%20Leap%2015.6pkg:rpm/opensuse/libxml2&distro=openSUSE%20Tumbleweedpkg:rpm/opensuse/libxml2-python&distro=openSUSE%20Leap%2015.6pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Micro%206.0pkg:rpm/suse/libxml2&distro=SUSE%20Linux%20Micro%206.1pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-ESPOSpkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20High%20Performance%20Computing%2015%20SP5-LTSSpkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Micro%205.5pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP6pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Basesystem%2015%20SP7pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP6pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Module%20for%20Python%203%2015%20SP7pkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Server%2015%20SP5-LTSSpkg:rpm/suse/libxml2-python&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2015%20SP5
>= 0+ 25 more
- (no CPE)range: >= 0
- (no CPE)range: < 2.12.5-7.el10_0
- (no CPE)range: < 2.12.5-7.el10_0
- (no CPE)range: < 2.12.5-7.el10_0
- (no CPE)range: < 2.12.5-7.el10_0
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.13.8-2.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.12.10-150700.4.3.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.11.6-10.1
- (no CPE)range: < 2.11.6-slfo.1.1_6.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.12.10-150700.4.3.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.12.10-150700.4.3.1
- (no CPE)range: < 2.10.3-150500.5.29.1
- (no CPE)range: < 2.10.3-150500.5.29.1
Patches
Vulnerability mechanics
References
7- access.redhat.com/errata/RHSA-2025:10630nvd
- access.redhat.com/errata/RHSA-2025:19020nvd
- access.redhat.com/errata/RHSA-2026:7519nvd
- access.redhat.com/security/cve/CVE-2025-49795nvd
- bugzilla.redhat.com/show_bug.cginvd
- cert-portal.siemens.com/productcert/html/ssa-253495.htmlnvd
- gitlab.gnome.org/GNOME/libxml2/-/issues/932nvd
News mentions
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