HIGH7.5
Уязвимость функции xmlBuildQName библиотеки Libxml2, позволяющая нарушителю вызвать отказ в обслуживании
CVSS 3.xHIGH 7.5
CVSS:3.x/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HCVSS 2.0HIGH 7.8
CVSS:2.0/AV:N/AC:L/Au:N/C:N/I:N/A:CReferences
Severity:
Closed issues (3)
HIGH7.5
A flaw was found in libxml2's xmlBuildQName function, where integer overflows in buffer size calculations can lead to a stack-based buffer overflow. This issue can result in memory corruption or a denial of service when processing crafted input.
CVSS 3.xHIGH 7.5
CVSS:3.x/CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HReferences
- https://access.redhat.com/errata/RHSA-2025:10630
- https://access.redhat.com/errata/RHSA-2025:10698
- https://access.redhat.com/errata/RHSA-2025:10699
- https://access.redhat.com/errata/RHSA-2025:11580
- https://access.redhat.com/errata/RHSA-2025:11673
- https://access.redhat.com/errata/RHSA-2025:12098
- https://access.redhat.com/errata/RHSA-2025:12099
- https://access.redhat.com/errata/RHSA-2025:12199
- https://access.redhat.com/errata/RHSA-2025:12237
- https://access.redhat.com/errata/RHSA-2025:12239
- https://access.redhat.com/errata/RHSA-2025:12240
- https://access.redhat.com/errata/RHSA-2025:12241
- https://access.redhat.com/errata/RHSA-2025:13267
- https://access.redhat.com/errata/RHSA-2025:13289
- https://access.redhat.com/errata/RHSA-2025:13325
- https://access.redhat.com/errata/RHSA-2025:13335
- https://access.redhat.com/errata/RHSA-2025:13336
- https://access.redhat.com/errata/RHSA-2025:14059
- https://access.redhat.com/errata/RHSA-2025:14396
- https://access.redhat.com/errata/RHSA-2025:15308
- https://access.redhat.com/errata/RHSA-2025:15672
- https://access.redhat.com/errata/RHSA-2025:19020
- https://access.redhat.com/errata/RHSA-2026:7519
- https://access.redhat.com/security/cve/CVE-2025-6021
- https://bugzilla.redhat.com/show_bug.cgi?id=2372406
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/926
- https://lists.debian.org/debian-lts-announce/2025/07/msg00014.html
- https://cert-portal.siemens.com/productcert/html/ssa-032379.html
- https://gitlab.gnome.org/GNOME/libxml2/-/issues/926
NONE
Nokogiri patches vendored libxml2 to resolve multiple CVEs
References
- https://github.com/sparklemotion/nokogiri/security/advisories/GHSA-353f-x4gh-cqq8
- https://nvd.nist.gov/vuln/detail/CVE-2025-49794
- https://nvd.nist.gov/vuln/detail/CVE-2025-49795
- https://nvd.nist.gov/vuln/detail/CVE-2025-49796
- https://nvd.nist.gov/vuln/detail/CVE-2025-6021
- https://nvd.nist.gov/vuln/detail/CVE-2025-6170
- https://github.com/sparklemotion/nokogiri/pull/3526
- https://github.com/sparklemotion/nokogiri
- CVE-2025-49794
- CVE-2025-49795
- CVE-2025-49796
- CVE-2025-6021
- CVE-2025-6170