[ALSA-2021:2569] Moderate: libxml2 security update
Type:
security
Severity:
moderate
Release date:
2021-06-29
Description:
The libxml2 library is a development toolbox providing the implementation of various XML standards. Security Fix(es): * libxml2: Use-after-free in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3516) * libxml2: Heap-based buffer overflow in xmlEncodeEntitiesInternal() in entities.c (CVE-2021-3517) * libxml2: Use-after-free in xmlXIncludeDoProcess() in xinclude.c (CVE-2021-3518) * libxml2: NULL pointer dereference when post-validating mixed content parsed in recovery mode (CVE-2021-3537) * libxml2: Exponential entity expansion attack bypasses all existing protection mechanisms (CVE-2021-3541) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Updated packages:
  • libxml2-2.9.7-9.el8_4.2.i686.rpm
  • libxml2-2.9.7-9.el8_4.2.x86_64.rpm
  • libxml2-devel-2.9.7-9.el8_4.2.i686.rpm
  • libxml2-devel-2.9.7-9.el8_4.2.x86_64.rpm
  • python3-libxml2-2.9.7-9.el8_4.2.x86_64.rpm
Notes:
This page is generated automatically and has not been checked for errors. For clarification or corrections please contact the AlmaLinux Packaging Team.