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Red Hat: CVE-2023-4693: grub2: out-of-bounds read at fs/ntfs.c (Multiple Advisories)

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Red Hat: CVE-2023-4693: grub2: out-of-bounds read at fs/ntfs.c (Multiple Advisories)

Severity
4
CVSS
(AV:L/AC:H/Au:M/C:C/I:N/A:N)
Published
10/25/2023
Created
05/01/2024
Added
05/01/2024
Modified
05/01/2024

Description

An out-of-bounds read flaw was found on grub2's NTFS filesystem driver. This issue may allow a physically present attacker to present a specially crafted NTFS file system image to read arbitrary memory locations. A successful attack allows sensitive data cached in memory or EFI variable values to be leaked, presenting a high Confidentiality risk.

Solution(s)

  • redhat-upgrade-grub2-common
  • redhat-upgrade-grub2-debuginfo
  • redhat-upgrade-grub2-debugsource
  • redhat-upgrade-grub2-efi-aa64-modules
  • redhat-upgrade-grub2-efi-x64
  • redhat-upgrade-grub2-efi-x64-cdboot
  • redhat-upgrade-grub2-efi-x64-modules
  • redhat-upgrade-grub2-emu-debuginfo
  • redhat-upgrade-grub2-pc
  • redhat-upgrade-grub2-pc-modules
  • redhat-upgrade-grub2-ppc64le-modules
  • redhat-upgrade-grub2-tools
  • redhat-upgrade-grub2-tools-debuginfo
  • redhat-upgrade-grub2-tools-efi
  • redhat-upgrade-grub2-tools-efi-debuginfo
  • redhat-upgrade-grub2-tools-extra
  • redhat-upgrade-grub2-tools-extra-debuginfo
  • redhat-upgrade-grub2-tools-minimal
  • redhat-upgrade-grub2-tools-minimal-debuginfo

References

  • CVE-2023-4693
  • RHSA-2024:2456

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