CVE-2023-40549
MEDIUM5.5EPSS 0.03%Published: 1/29/2024Modified: 4/28/2026
Also known as:DEBIAN-CVE-2023-40549
Description
An out-of-bounds read flaw was found in Shim due to the lack of proper boundary verification during the load of a PE binary. This flaw allows an attacker to load a crafted PE binary, triggering the issue and crashing Shim, resulting in a denial of service.
Affected packages (1)
- Debian/shimfrom 0, < 15.8-1~deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |