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Red Hat: CVE-2023-40550: shim: Out-of-bound read in verify_buffer_sbat() (Multiple Advisories)

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Red Hat: CVE-2023-40550: shim: Out-of-bound read in verify_buffer_sbat() (Multiple Advisories)

Severity
5
CVSS
(AV:L/AC:L/Au:S/C:C/I:N/A:N)
Published
01/29/2024
Created
04/17/2024
Added
04/17/2024
Modified
04/30/2024

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)

  • redhat-upgrade-mokutil
  • redhat-upgrade-mokutil-debuginfo
  • redhat-upgrade-shim-ia32
  • redhat-upgrade-shim-unsigned-ia32
  • redhat-upgrade-shim-unsigned-x64
  • redhat-upgrade-shim-x64

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