Integer Overflow or Wraparound Affecting xorg-x11-server-devel package, versions <0:1.17.4-18.43.amzn1
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Test your applications- Snyk ID SNYK-AMZN201803-XORGX11SERVERDEVEL-1725486
- published 27 Sep 2021
- disclosed 15 Sep 2020
Introduced: 15 Sep 2020
CVE-2020-14362 Open this link in a new tabHow to fix?
Upgrade Amazon-Linux:2018.03 xorg-x11-server-devel to version 0:1.17.4-18.43.amzn1 or higher.
This issue was patched in ALAS-2021-1475.
NVD Description
Note: Versions mentioned in the description apply only to the upstream xorg-x11-server-devel package and not the xorg-x11-server-devel package as distributed by Amazon-Linux.
See How to fix? for Amazon-Linux:2018.03 relevant fixed versions and status.
A flaw was found in X.Org Server before xorg-x11-server 1.20.9. An Integer underflow leading to heap-buffer overflow may lead to a privilege escalation vulnerability. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
References
- http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-14362
- https://security.gentoo.org/glsa/202012-01
- https://bugzilla.redhat.com/show_bug.cgi?id=1869144
- https://lists.x.org/archives/xorg-announce/2020-August/003058.html
- https://www.zerodayinitiative.com/advisories/ZDI-20-1419/
- https://usn.ubuntu.com/4488-2/