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CVE-2023-40550 Detail

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.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://access.redhat.com/errata/RHSA-2024:1834
https://access.redhat.com/errata/RHSA-2024:1834
https://access.redhat.com/errata/RHSA-2024:1835
https://access.redhat.com/errata/RHSA-2024:1835
https://access.redhat.com/errata/RHSA-2024:1873
https://access.redhat.com/errata/RHSA-2024:1873
https://access.redhat.com/errata/RHSA-2024:1876
https://access.redhat.com/errata/RHSA-2024:1876
https://access.redhat.com/errata/RHSA-2024:1883
https://access.redhat.com/errata/RHSA-2024:1883
https://access.redhat.com/errata/RHSA-2024:1902
https://access.redhat.com/errata/RHSA-2024:1902
https://access.redhat.com/errata/RHSA-2024:1903
https://access.redhat.com/errata/RHSA-2024:1903
https://access.redhat.com/errata/RHSA-2024:1959
https://access.redhat.com/errata/RHSA-2024:1959
https://access.redhat.com/errata/RHSA-2024:2086
https://access.redhat.com/errata/RHSA-2024:2086
https://access.redhat.com/security/cve/CVE-2023-40550 Vendor Advisory 
https://access.redhat.com/security/cve/CVE-2023-40550 Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=2259915 Issue Tracking  Vendor Advisory 
https://bugzilla.redhat.com/show_bug.cgi?id=2259915 Issue Tracking  Vendor Advisory 
https://lists.debian.org/debian-lts-announce/2024/05/msg00009.html

Weakness Enumeration

CWE-ID CWE Name Source
CWE-125 Out-of-bounds Read cwe source acceptance level NIST   Red Hat, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

10 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-40550
NVD Published Date:
01/29/2024
NVD Last Modified:
11/21/2024
Source:
Red Hat, Inc.