[SECURITY] [DLA 2847-1] mediawiki security update


- ------------------------------------------------------------------------- Debian LTS Advisory DLA-2847-1 debian-lts@lists.debian.org https://www.debian.org/lts/security/ Moritz Muehlenhoff December 15, 2021 https://wiki.debian.org/LTS - ------------------------------------------------------------------------- Package : mediawiki Version : 1:1.27.7-1+deb9u11 CVE ID : CVE-2021-44858 A security issue was discovered in MediaWiki, a website engine for collaborative work: Missing validation in the mcrundo action may allow allow an attacker to leak page content from private wikis or to bypass edit restrictions. For additional information please refer to https://www.mediawiki.org/wiki/2021-12_security_release/FAQ For Debian 9 stretch, this problem has been fixed in version 1:1.27.7-1+deb9u11. We recommend that you upgrade your mediawiki packages. For the detailed security status of mediawiki please refer to its security tracker page at: https://security-tracker.debian.org/tracker/mediawiki Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Affected Package

OS OS Version Package Name Package Version
Debian 11 mediawiki 1.35.4-1+deb11u2
Debian 10 mediawiki-classes 1.31.16-1+deb10u2
Debian 10 mediawiki 1.31.16-1+deb10u2
Debian 9 mediawiki 1.27.7-1+deb9u11
Debian 11 mediawiki-classes 1.35.4-1+deb11u2
Debian 11 mediawiki 1:1.35.4-1+deb11u2
Debian 9 mediawiki 1:1.27.7-1+deb9u11
Debian 9 mediawiki-classes 1.27.7-1+deb9u11
Debian 10 mediawiki 1:1.31.16-1+deb10u2