Vulnerability · Published Mar 27, 2024 · Assigned by mitre
CVE-2023-45924
Critical 9.8
In plain English
A critical-severity null pointer dereference in the libglvnd package (Debian). There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.9% (higher than 60% of all known vulnerabilities).
Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)0.9%top 39.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
libglxproto.c in OpenGL libglvnd bb06db5a was discovered to contain a segmentation violation via the function glXGetDrawableScreen(). NOTE: this is disputed because there are no common situations in which users require uninterrupted operation with an attacker-controller server.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | libglvnd | no fix listed | DEBIAN-CVE-2023-45924 |
| Debian:13 | libglvnd | no fix listed | DEBIAN-CVE-2023-45924 |
| Debian:14 | libglvnd | no fix listed | DEBIAN-CVE-2023-45924 |
Affected products (as reported)
Weakness: CWE-476, CWE-121 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://gitlab.freedesktop.org/glvnd/libglvnd/-/issues/242
- 20240126 NULL pointer dereference in glXGetDrawableScreen() of OpenGL libglvnd mailing-list
- https://gitlab.freedesktop.org/glvnd/libglvnd/-/merge_requests/295
- http://packetstormsecurity.com/files/176807/libglvnd-bb06db5a-Buffer-Overflow-Null-Pointer.html