CVE-2023-40548

CVSS V2 None CVSS V3 None
Description
A buffer overflow was found in Shim in the 32-bit system. The overflow happens due to an addition operation involving a user-controlled value parsed from the PE binary being used by Shim. This value is further used for memory allocation operations, leading to a heap-based buffer overflow. This flaw causes memory corruption and can lead to a crash or data integrity issues during the boot phase.
Overview
  • CVE ID
  • CVE-2023-40548
  • Assigner
  • redhat
  • Vulnerability Status
  • PUBLISHED
  • Published Version
  • 2024-01-29T14:53:44.319Z
  • Last Modified Date
  • 2024-05-08T08:23:58.318Z
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
References
Reference URL Reference Tags
https://access.redhat.com/errata/RHSA-2024:1834 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1835 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1873 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1876 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1883 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1902 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1903 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:1959 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/errata/RHSA-2024:2086 vendor-advisory x_refsource_REDHAT
https://access.redhat.com/security/cve/CVE-2023-40548 vdb-entry x_refsource_REDHAT
https://bugzilla.redhat.com/show_bug.cgi?id=2241782 issue-tracking x_refsource_REDHAT
https://lists.debian.org/debian-lts-announce/2024/05/msg00009.html
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2023-40548
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-40548
History
Created Old Value New Value Data Type Notes
2024-06-25 01:53:14 Added to TrackCVE