CVE-2023-40550

medium

Description

An out-of-bounds read flaw was found in Shim when it tried to validate the SBAT information. This issue may expose sensitive data during the system's boot phase.

References

Advisories
More

https://access.redhat.com/errata/RHSA-2024:2086

https://access.redhat.com/errata/RHSA-2024:1959

https://access.redhat.com/errata/RHSA-2024:1903

https://access.redhat.com/errata/RHSA-2024:1902

https://access.redhat.com/errata/RHSA-2024:1883

https://access.redhat.com/errata/RHSA-2024:1876

https://access.redhat.com/errata/RHSA-2024:1873

https://access.redhat.com/errata/RHSA-2024:1835

https://access.redhat.com/errata/RHSA-2024:1834

https://bugzilla.redhat.com/show_bug.cgi?id=2259915

https://access.redhat.com/security/cve/CVE-2023-40550

Details

Source: Mitre, NVD

Published: 2024-01-29

Updated: 2024-09-16

Risk Information

CVSS v2

Base Score: 4.6

Vector: CVSS2#AV:L/AC:L/Au:S/C:C/I:N/A:N

Severity: Medium

CVSS v3

Base Score: 5.5

Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N