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OpenAdvisories
High RHSA-2026:39878 1 CVE

Red Hat Security Advisory: perl-XML-LibXML security update

Published Jul 16, 2026 · Updated Sep 18, 2026

Ecosystem: Red Hat

Fixed packages 3

ReleasePackageFixed in
Red Hat · RHEL 8 enterprise_linux:8::appstream perl-XML-LibXML 1:2.0132-3.el8_10
Red Hat · RHEL 8 enterprise_linux:8::appstream perl-XML-LibXML-debuginfo 1:2.0132-3.el8_10
Red Hat · RHEL 8 enterprise_linux:8::appstream perl-XML-LibXML-debugsource 1:2.0132-3.el8_10

Vulnerabilities 1

  • High 7.5
    CVE-2026-8177

    XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences

    XML::LibXML versions through 2.0210 for Perl read out-of-bounds heap memory when parsing XML node names containing truncated UTF-8 byte sequences. A node name ending in the middle of a multi byte UTF-8 sequence causes the parser to read past the end of the in…

    SHLOMIF XML::LibXML libxml-libxml-perl libxml-libxml-perl Debian Ubuntu Azure Linux

References

  • article
    https://access.redhat.com/security/updates/classification/#important
  • report
    https://bugzilla.redhat.com/show_bug.cgi?id=2468684
  • advisory
    https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_39878.json
  • report
    https://access.redhat.com/security/cve/CVE-2026-8177
  • advisory
    https://www.cve.org/CVERecord?id=CVE-2026-8177
  • advisory
    https://nvd.nist.gov/vuln/detail/CVE-2026-8177
  • article
    https://github.com/cpan-authors/XML-LibXML/commit/15652bd905a6c9dda59a81b14d4766adbbae2ea8.patch
  • article
    https://github.com/cpan-authors/XML-LibXML/issues/146