Advisories » MGASA-2021-0180

Updated tor packages fix security vulnerabilities

Publication date: 12 Apr 2021
Modification date: 12 Apr 2021
Type: security
Affected Mageia releases : 7 , 8
CVE: CVE-2021-28089 , CVE-2021-28090

Description

The dump_desc() function that we used to dump unparseable information to disk,
was called incorrectly in several places, in a way that could lead to excessive
CPU usage (CVE-2021-28089).

A bug in appending detached signatures to a pending consensus document could be
used to crash a directory authority (CVE-2021-28090).
                

References

• https://bugs.mageia.org/show_bug.cgi?id=28628
• https://blog.torproject.org/node/2009
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28089
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-28090

SRPMS

7/core

• tor-0.3.5.14-1.mga7

8/core

• tor-0.3.5.14-1.mga8