CVE-2023-40551

MediumCVSS 5.1/10Last modified Jun 17, 2026

Description

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.

Metrics

CVSS 3.1 5.1/10CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:H

Weakness enumeration

CWE-125

Affected software

VendorProductVersions
Red HatRed Hat Enterprise Linux 7—
Red HatRed Hat Enterprise Linux 7—
Red HatRed Hat Enterprise Linux 8—
Red HatRed Hat Enterprise Linux 8.2 Advanced Update Support—
Red HatRed Hat Enterprise Linux 8.2 Telecommunications Update Service—
Red HatRed Hat Enterprise Linux 8.2 Update Services for SAP Solutions—
Red HatRed Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support—
Red HatRed Hat Enterprise Linux 8.4 Telecommunications Update Service—
Red HatRed Hat Enterprise Linux 8.4 Update Services for SAP Solutions—
Red HatRed Hat Enterprise Linux 8.6 Extended Update Support—
Red HatRed Hat Enterprise Linux 8.8 Extended Update Support—
Red HatRed Hat Enterprise Linux 8.8 Extended Update Support—
Red HatRed Hat Enterprise Linux 9—
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support—
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support—
Red HatRed Hat Enterprise Linux 9.0 Extended Update Support—
Red HatRed Hat Enterprise Linux 9.2 Extended Update Support—

References

Timeline

Published
Jan 29, 2024
Last modified
Jun 17, 2026
NVD status
Modified

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