[IT-SecNots] [SECURITY] [DSA 5021-1] mediawiki security update

[Moritz Muehlenhoff <jmm AT debian.org>]

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Debian Security Advisory DSA-5021-1                   security AT debian.org
https://www.debian.org/security/                       Moritz Muehlenhoff
December 15, 2021                     https://www.debian.org/security/faq
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Package        : mediawiki
CVE ID         : CVE-2021-44857 CVE-2021-44858 CVE-2021-45038

Multiple security issues were discovered in MediaWiki, a website engine
for collaborative work: Vulnerabilities in the mcrundo and rollback
actions may 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 the oldstable distribution (buster), these problems have been fixed
in version 1:1.31.16-1+deb10u2.

For the stable distribution (bullseye), these problems have been fixed in
version 1:1.35.4-1+deb11u2.

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 Security Advisories, how to apply
these updates to your system and frequently asked questions can be
found at: https://www.debian.org/security/

Mailing list: debian-security-announce AT lists.debian.org
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