CVE-2025-49796
9.1 CRITICALA vulnerability was found in libxml2
Published: 2025-06-16 · Last updated: 2026-06-02
Severity and scoring
- CVSS
- 9.1 CRITICAL
- Vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- CWE
- CWE-125
Description
A vulnerability was found in libxml2. Processing certain sch:name elements from the input XML file can trigger a memory corruption issue. This flaw allows an attacker to craft a malicious XML input file that can lead libxml to crash, resulting in a denial of service or other possible undefined behavior due to sensitive data being corrupted in memory.
Source: NVD
References
- [NVD]https://nvd.nist.gov/vuln/detail/CVE-2025-49796
- [Other]https://access.redhat.com/errata/RHSA-2025:10630
- [Other]https://access.redhat.com/errata/RHSA-2025:10698
- [Other]https://access.redhat.com/errata/RHSA-2025:10699
- [Other]https://access.redhat.com/errata/RHSA-2025:11580
- [Other]https://access.redhat.com/errata/RHSA-2025:12098
- [Other]https://access.redhat.com/errata/RHSA-2025:12099
- [Other]https://access.redhat.com/errata/RHSA-2025:12199
- [Other]https://access.redhat.com/errata/RHSA-2025:12237
- [Other]https://access.redhat.com/errata/RHSA-2025:12239
- [Other]https://access.redhat.com/errata/RHSA-2025:12240
- [Other]https://access.redhat.com/errata/RHSA-2025:12241
- [Other]https://access.redhat.com/errata/RHSA-2025:13267
- [Other]https://access.redhat.com/errata/RHSA-2025:13335
- [Other]https://access.redhat.com/errata/RHSA-2025:15397
- [Other]https://access.redhat.com/errata/RHSA-2025:15827
- [Other]https://access.redhat.com/errata/RHSA-2025:15828
- [Other]https://access.redhat.com/errata/RHSA-2025:18217
- [Other]https://access.redhat.com/errata/RHSA-2025:18218
- [Other]https://access.redhat.com/errata/RHSA-2025:18219
- [Other]https://access.redhat.com/errata/RHSA-2025:18240
- [Other]https://access.redhat.com/errata/RHSA-2025:19020
- [Other]https://access.redhat.com/errata/RHSA-2025:19041
- [Other]https://access.redhat.com/errata/RHSA-2025:19046
- [Other]https://access.redhat.com/errata/RHSA-2025:19894
- [Other]https://access.redhat.com/errata/RHSA-2025:21913
- [Other]https://access.redhat.com/errata/RHSA-2026:0934
- [Other]https://access.redhat.com/errata/RHSA-2026:7519
- [Other]https://access.redhat.com/security/cve/CVE-2025-49796
- [Other]https://bugzilla.redhat.com/show_bug.cgi?id=2372385
- [Other]https://gitlab.gnome.org/GNOME/libxml2/-/issues/933
- [Other]https://lists.debian.org/debian-lts-announce/2025/07/msg00014.html
- [Other]https://cert-portal.siemens.com/productcert/html/ssa-253495.html
- [Other]https://cert-portal.siemens.com/productcert/html/ssa-577017.html
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