CVE-2020-14344
Published: August 31, 2023Last modified: August 31, 2023
Description
An integer overflow leading to a heap-buffer overflow was found in The X Input Method (XIM) client was implemented in libX11 before version 1.6.10. As per upstream this is security relevant when setuid programs call XIM client functions while running with elevated privileges. No such programs are shipped with Red Hat Enterprise Linux.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 6.7 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | HIGH |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | libx11 | Not affected (1.8.4-r1) |
| Stream | libx11 | Not affected (1.8.6-r0) |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00015.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00024.html
- http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00031.html
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-14344
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4VDDSAYV7XGNRCXE7HCU23645MG74OFF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/XY4H2SIEF2362AMNX5ZKWAELGU7LKFJB/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/4VDDSAYV7XGNRCXE7HCU23645MG74OFF/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/7AVXCQOSCAPKYYHFIJAZ6E2C7LJBTLXF/
- https://lists.fedoraproject.org/archives/list/[email protected]/message/XY4H2SIEF2362AMNX5ZKWAELGU7LKFJB/
- https://lists.x.org/archives/xorg-announce/2020-July/003050.html
- https://security.gentoo.org/glsa/202008-18
- https://usn.ubuntu.com/4487-1/
- https://usn.ubuntu.com/4487-2/
- https://www.openwall.com/lists/oss-security/2020/07/31/1