CVE-2020-14347
Published: August 31, 2023Last modified: August 31, 2023
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.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 5.5 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | NONE |
| Availability impact | NONE |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | xorg-server | Not affected (21.1.8-r0) |
| Stream | xorg-server | Not affected (21.1.8-r3) |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00066.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00075.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14347
- https://lists.debian.org/debian-lts-announce/2020/08/msg00057.html
- https://lists.x.org/archives/xorg-announce/2020-July/003051.html
- https://security.gentoo.org/glsa/202012-01
- https://usn.ubuntu.com/4488-1/
- https://usn.ubuntu.com/4488-2/
- https://www.debian.org/security/2020/dsa-4758
- https://www.openwall.com/lists/oss-security/2020/07/31/2