CVE-2025-68315
Critical
f2fs: fix to detect potential corrupted nid in free_nid_list
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to detect potential corrupted nid in free_nid_list As reported, on-disk footer.ino and footer.nid is the same and out-of-range, let's add sanity check on f2fs_alloc_nid() to detect any potential corruption in free_nid_list.
Exploit probability
0.4%
Published
December 16, 2025
Required by
Not available
Last source change
August 12, 2026
02 / AFFECTED SOFTWARE
Affected packages
04 / EVIDENCE
Source records
Open Source Vulnerabilities
CVE-2025-68315
View original source
In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to detect potential corrupted nid in free_nid_list As reported, on-disk footer.ino and footer.nid is the same and out-of-range, let's add sanity check on f2fs_alloc_nid() to detect any potential corruption in free_nid_list.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/6b9525596a83cd5b7bbc2c7bd5f9ad9cf5ad60fa
- https://git.kernel.org/stable/c/88b2ddb0c4f1dc874d4598e78cc830c64315ed86
- https://git.kernel.org/stable/c/8fc6056dcf79937c46c97fa4996cda65956437a9
- https://git.kernel.org/stable/c/9337ed5e777e1c19854928cba7a8131dd00e611b
- https://git.kernel.org/stable/c/adbcb34f03abb89e681a5907c4c3ce4bf224991d
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68315.json
- https://nvd.nist.gov/vuln/detail/CVE-2025-68315