CVE-2026-86141

Public on 2026-09-05
Modified on 2026-09-08
Description
xmlregexp in libxml2 before 2.15.4 has a NULL pointer dereference in xmlRegNewParserCtxt after a strdup failure, i.e., it does not calculate a string length after NULL checking.
Severity
Low severity
Low
See what this means
CVSS v3 Base Score
2.9
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core libxml2 Not Affected
Amazon Linux 2023 libxml2 Not Affected
Amazon Linux 2027 Preview libxml2 Not Affected

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 2.9 CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2026-86141 Mitre: CVE-2026-86141