[CLSA-2026:1789384426] Fix CVE(s): CVE-2026-86138
Type:
security
Severity:
Critical
Release date:
2026-09-14 11:14:01 UTC
Description:
* SECURITY UPDATE: integer overflow leading to heap buffer overflow in xmlDictAddQString - debian/patches/CVE-2026-86138.patch: add overflow checks for pool size calculations in xmlDictAddQString() and its sibling xmlDictAddString(), and cap the QName length in xmlDictQLookup(), in dict.c - CVE-2026-86138
CVEs fixed:
Updated packages:
  • libxml2_2.9.3+dfsg1-1ubuntu0.7+tuxcare.els15_amd64.deb
    sha:2bdf8206fa23cea9a15c30cb6bd63ee500d8d128
  • libxml2-dev_2.9.3+dfsg1-1ubuntu0.7+tuxcare.els15_amd64.deb
    sha:ca301dfcb3ce3a7d988d7d6311e098f6bb1cdd6e
  • libxml2-doc_2.9.3+dfsg1-1ubuntu0.7+tuxcare.els15_all.deb
    sha:729c43af39732cca66a4227835c2c93bb8ef8bff
  • libxml2-utils_2.9.3+dfsg1-1ubuntu0.7+tuxcare.els15_amd64.deb
    sha:66f4634d5121269ec707197f7d084f2137cc7c91
  • python-libxml2_2.9.3+dfsg1-1ubuntu0.7+tuxcare.els15_amd64.deb
    sha:5498f3e6772cee432cba3a7e4bbe64fb7ea980d2
Notes:
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