PT-2026-86304
CVE-2026-86143
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تاريخ النشر
2026-09-05
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تاريخ التحديث
2026-10-23
الوصف من
CVSS 3.1
7.3
عاليةالمقاييسAV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:L
Name of the Vulnerable Software and Affected Versions
libxml2 versions prior to 2.15.4
Description
An inconsistency between
xmlOutputWriteCallback and xmlBufUse in the xmlIO component allows negative lengths to reach write callbacks due to a missing integer overflow check before the writecallback function is called. This issue can impact security depending on how the length value is utilized within the callback.Recommendations
Update to version 2.15.4 or later.
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