vulnerability
Oracle Linux: CVE-2023-4693: ELSA-2024-2456: grub2 security update (MODERATE) (Multiple Advisories)
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:M/Au:M/C:C/I:N/A:N) | Oct 3, 2023 | May 7, 2024 | Dec 3, 2025 |
Severity
4
CVSS
(AV:L/AC:M/Au:M/C:C/I:N/A:N)
Published
Oct 3, 2023
Added
May 7, 2024
Modified
Dec 3, 2025
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.
Solutions
oracle-linux-upgrade-grub2-commonoracle-linux-upgrade-grub2-efi-aa64oracle-linux-upgrade-grub2-efi-aa64-cdbootoracle-linux-upgrade-grub2-efi-aa64-modulesoracle-linux-upgrade-grub2-efi-ia32oracle-linux-upgrade-grub2-efi-ia32-cdbootoracle-linux-upgrade-grub2-efi-ia32-modulesoracle-linux-upgrade-grub2-efi-x64oracle-linux-upgrade-grub2-efi-x64-cdbootoracle-linux-upgrade-grub2-efi-x64-modulesoracle-linux-upgrade-grub2-pcoracle-linux-upgrade-grub2-pc-modulesoracle-linux-upgrade-grub2-toolsoracle-linux-upgrade-grub2-tools-efioracle-linux-upgrade-grub2-tools-extraoracle-linux-upgrade-grub2-tools-minimal
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