CVE-2026-89838 | BDVDB-2026-375118 Detail
LinuxLinux
Description#
In the Linux kernel, the following vulnerability has been resolved: f2fs: limit recovery filename logging to stored length F2FS stores recovery filenames as a length plus a fixed-size i_name buffer. The buffer is not NUL-terminated, but recover_inode() and recover_dentry() print it with %s. For a 255-byte filename, recovery logging can read past i_name into the following raw inode fields. Print the name with a precision bounded by i_namelen and F2FS_NAME_LEN.
Impact#
Per CVSS v3.1: confidentiality impact high, integrity impact none, availability impact high. Attack vector: local.
Weaknesses#
No weakness recorded in the source data.
References#
- https://git.kernel.org/stable/c/b8ac8b14b9d92dd2e1cb05fa8994f41f701fbf28
- https://git.kernel.org/stable/c/450ab2e5dbe0ef6e3ed73214256565f6f003d62a
- https://git.kernel.org/stable/c/3d02c7c8446f5d6793ac67f93bf3f84bf24e3f25
- https://git.kernel.org/stable/c/e754120f8ede55cc773ade108cf7e5b17c859c46
- https://git.kernel.org/stable/c/7ab1780074943508534343e1e5e5ab0c9ef9dd7b
- https://git.kernel.org/stable/c/35c5abccd0924b02ad34126f562d93c8d75b0831
- https://git.kernel.org/stable/c/317d32e1a8deaf1c01c388badc667334c39e62ca
- https://git.kernel.org/stable/c/01027b2fcb74dade59fb833b51023f6593b6a9a2
Exploit#
No public exploit known
History#
- Version 1Record published in the CVE List.
- Version 2Most recent update recorded in the CVE List.