Mageia 7: 2020-0456 Moderate: x11-server Heap Overflow Risk Advisory
mageia
December 17, 2020
A flaw was found in the X.Org Server
Summary
A flaw was found in the X.Org Server. An out-of-bounds access in the XkbSetMap
function may lead to a privilege escalation vulnerability. The highest threat
from this vulnerability is to data confidentiality and integrity as well as
system availability (CVE-2020-14360).
A flaw was found in xorg-x11-server. A heap-buffer overflow in XkbSetDeviceInfo
may lead to a privilege escalation vulnerability. The highest threat from this
vulnerability is to data confidentiality and integrity as well as system
availability (CVE-2020-25712).
The x11-server package has been updated to version 1.20.10, fixing these issues
and other bugs.
References
- https://bugs.mageia.org/show_bug.cgi?id=27701
- https://lists.x.org/archives/xorg-announce/2020-December/003066.html
- https://lists.x.org/archives/xorg-announce/2020-December/003067.html
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/6NULSZT4JH6WPRE73VQI4A42OU32HKTH/
- https://ubuntu.com/security/notices/USN-4656-1
- https://www.cve.org/CVERecord?id=CVE-2020-14360
- https://www.cve.org/CVERecord?id=CVE-2020-25712
Resolution
SRPMS
- 7/core/x11-server-1.20.10-1.1.mga7
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Severity
important
Lowest
Low
Medium
High
Critical
Publication date: 17 Dec 2020
URL: https://advisories.mageia.org/MGASA-2020-0456.html
Type: security
CVE: CVE-2020-14360,
CVE-2020-25712
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