CVSS 3.1
5.1 mediumCVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:HCVE-2023-40551
Medium (5.1). EPSS 0.4% chance of exploitation in the next 30 days.
A flaw was found in the MZ binary format in Shim. An out-of-bounds read may occur, leading to a crash or possible exposure of sensitive data during the system's boot phase.
Severity
- EPSS
- 0.4% chance of exploitation in the next 30 days; higher than 33% of CVEs (scores of 2026-10-31)
- CWE
- CWE-125
- Published
- Modified
- Record from
- the NVD, synced
Affected
- fedoraproject:fedora
- redhat:enterprise_linux
- redhat:shim