vulnerability
Alpine Linux: CVE-2020-14311: Integer Overflow or Wraparound
| Severity | CVSS | Published | Added | Modified |
|---|---|---|---|---|
| 4 | (AV:L/AC:L/Au:N/C:N/I:P/A:P) | Jul 31, 2020 | Aug 22, 2024 | Dec 5, 2025 |
Severity
4
CVSS
(AV:L/AC:L/Au:N/C:N/I:P/A:P)
Published
Jul 31, 2020
Added
Aug 22, 2024
Modified
Dec 5, 2025
Description
There is an issue with grub2 before version 2.06 while handling symlink on ext filesystems. A filesystem containing a symbolic link with an inode size of UINT32_MAX causes an arithmetic overflow leading to a zero-sized memory allocation with subsequent heap-based buffer overflow.
Solution
alpine-linux-upgrade-grub
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