CVEvulnerability
CVE-2020-14347
5.5 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2020-08-05
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 3.1 ([email protected])
- 5.5 MEDIUM — CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
- CVSS 2.0 ([email protected])
- 2.1 LOW — AV:L/AC:L/Au:N/C:P/I:N/A:N
- Weaknesses
- CWE-665
Description
A flaw was found in the way xserver memory was not properly initialized. This could leak parts of server memory to the X client. In cases where Xorg server runs with elevated privileges, this could result in possible ASLR bypass. Xorg-server before version 1.20.9 is vulnerable.
Affected configurations
• x.org x server (< 1.20.9)
• debian debian linux 9.0
• debian debian linux 10.0
• canonical ubuntu linux 14.04
• canonical ubuntu linux 16.04
• canonical ubuntu linux 18.04
• canonical ubuntu linux 20.04
Related
Weakness · CWE (1)
- CWE-665 Improper Initialization weakness
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html Broken Link
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html Mailing List, Third Party Advisory
- https://lists.x.org/archives/xorg-announce/2020-July/003051.html Mailing List, Patch, Vendor Advisory
- https://security.gentoo.org/glsa/202012-01 Third Party Advisory
- https://usn.ubuntu.com/4488-1/ Third Party Advisory
- https://usn.ubuntu.com/4488-2/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4758 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/31/2 Mailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html Broken Link
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html Broken Link
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347 Issue Tracking, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html Mailing List, Third Party Advisory
- https://lists.x.org/archives/xorg-announce/2020-July/003051.html Mailing List, Patch, Vendor Advisory
- https://security.gentoo.org/glsa/202012-01 Third Party Advisory
- https://usn.ubuntu.com/4488-1/ Third Party Advisory
- https://usn.ubuntu.com/4488-2/ Third Party Advisory
- https://www.debian.org/security/2020/dsa-4758 Third Party Advisory
- https://www.openwall.com/lists/oss-security/2020/07/31/2 Mailing List, Third Party Advisory