CVE-2023-43787
Published: October 10, 2023Last modified: October 11, 2023
Description
A vulnerability was found in libX11 due to an integer overflow within the XCreateImage() function. This flaw allows a local user to trigger an integer overflow and execute arbitrary code with elevated privileges.
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.8 |
| Attack Vector | LOCAL |
| Attack complexity | LOW |
| Privileges required | LOW |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity impact | HIGH |
| Availability impact | HIGH |
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Status
| Product | Release | Package | Status |
|---|---|---|---|
| Alpaquita Linux | 23 LTS | libx11 | Fixed (1.8.7-r0) |
| Stream | libx11 | Fixed (1.8.7-r0) |
References
- http://www.openwall.com/lists/oss-security/2024/01/24/9
- https://access.redhat.com/errata/RHSA-2024:2145
- https://access.redhat.com/errata/RHSA-2024:2973
- https://access.redhat.com/security/cve/CVE-2023-43787
- https://bugzilla.redhat.com/show_bug.cgi?id=2242254
- https://jfrog.com/blog/xorg-libx11-vulns-cve-2023-43786-cve-2023-43787-part-two/
- https://security.netapp.com/advisory/ntap-20231103-0006/