Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update

Fixed packages 5

Vulnerabilities 2

• High 7.8
  CVE-2025-7425

  Libxslt: libxml2: heap use-after-free in libxslt caused by atype corruption in xmlattrptr

  A flaw was found in libxslt where the attribute type, atype, flags are modified in a way that corrupts internal memory management. When XSLT functions, such as the key() process, result in tree fragments, this corruption prevents the proper cleanup of ID attr…

  Red Hat GNOME Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Linux Debian Ubuntu Azure Linux Wolfi
  Jul 10, 2025
• Medium 6.5
  CVE-2026-6732

  Libxml2: libxml2: denial of service via crafted xsd-validated document

  A flaw was found in libxml2. This vulnerability occurs when the library processes a specially crafted XML Schema Definition (XSD) validated document that includes an internal entity reference. An attacker could exploit this by providing a malicious document, …

  Red Hat Red Hat Enterprise Linux 9 Red Hat Enterprise Linux 8 Red Hat Enterprise Linux 7 Linux Debian Ubuntu Alpine
  Apr 23, 2026

References

• article
  https://images.redhat.com/
• report
  https://access.redhat.com/security/cve/CVE-2025-7425
• article
  https://access.redhat.com/security/updates/classification/
• report
  https://access.redhat.com/security/cve/CVE-2026-6732
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_11503.json
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2379274
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-7425
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-7425
• article
  https://gitlab.gnome.org/GNOME/libxslt/-/issues/140
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2461300
• advisory
  https://www.cve.org/CVERecord?id=CVE-2026-6732
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2026-6732
• article
  https://gitlab.gnome.org/GNOME/libxml2/-/issues/1097
• article
  https://gitlab.gnome.org/GNOME/libxml2/-/merge_requests/411