Mageia alert MGASA-2020-0335 (x11-server)

From:
             
 
Mageia Updates <buildsystem-daemon@mageia.org> 
To:
             
 
updates-announce@ml.mageia.org 
Subject:
             
 
[updates-announce] MGASA-2020-0335: Updated x11-server packages fix security vulnerability 
Date:
             
 
Tue, 18 Aug 2020 20:48:33 +0200
Message-ID:
             
 
<20200818184833.3B4C69F6FB@duvel.mageia.org>
MGASA-2020-0335 - Updated x11-server packages fix security vulnerability

Publication date: 18 Aug 2020
URL: https://advisories.mageia.org/MGASA-2020-0335.html
Type: security
Affected Mageia releases: 7
CVE: CVE-2020-14347

Description:
Allocation for pixmap data in AllocatePixmap() does not initialize the memory
in xserver, it leads to leak uninitialize heap memory to clients. When the X
server runs with elevated privileges. This flaw can lead to ASLR bypass, which
when combined with other flaws (known/unknown) could lead to lead to privilege
elevation in the client (CVE-2020-14347).

References:
- https://bugs.mageia.org/show_bug.cgi?id=27031
- https://lists.x.org/archives/xorg-announce/2020-July/0030...
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-1...

SRPMS:
- 7/core/x11-server-1.20.8-1.1.mga7