vulnerability
Ubuntu: (CVE-2023-40550): shim-signed vulnerability
Severity | CVSS | Published | Added | Modified |
---|---|---|---|---|
5 | (AV:L/AC:L/Au:S/C:C/I:N/A:N) | Jan 29, 2024 | Nov 19, 2024 | Apr 23, 2025 |
Severity
5
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:N)
Published
Jan 29, 2024
Added
Nov 19, 2024
Modified
Apr 23, 2025
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.
Solution(s)
ubuntu-upgrade-shimubuntu-upgrade-shim-signed

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