nilfs2: reject invalid file types when reading inodes
In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject invalid file types when reading inodes To prevent inodes with invalid file types from tripping through the vfs and causing malfunctions or assertion failures, add a missing sanity check when reading an inode from a block device. If the file type is not valid, treat it as a filesystem error.
02 / AFFECTED SOFTWARE
Affected packages
1760 explicit affected versions
03 / CONNECTIONS
Connected vulnerabilities
04 / EVIDENCE
Source records
In the Linux kernel, the following vulnerability has been resolved: nilfs2: reject invalid file types when reading inodes To prevent inodes with invalid file types from tripping through the vfs and causing malfunctions or assertion failures, add a missing sanity check when reading an inode from a block device. If the file type is not valid, treat it as a filesystem error.
05 / REFERENCES
Further evidence
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
- https://git.kernel.org/stable/c/1a5c204e175a78556b8ef1f7683249fa5197295a
- https://git.kernel.org/stable/c/2cf0c4130bf340be3935d097a3dcbfefdcf65815
- https://git.kernel.org/stable/c/42cd46b3a8b1497b9258dc7ac445dbd6beb73e2f
- https://git.kernel.org/stable/c/4aead50caf67e01020c8be1945c3201e8a972a27
- https://git.kernel.org/stable/c/79663a15a1c70ca84f86f2dbba07b423fe7d5d4f
- https://git.kernel.org/stable/c/98872a934ea6a95985fb6a3655a78a5f0c114e82
- https://git.kernel.org/stable/c/bf585ee198bba4ff25b0d80a0891df4656cb0d08
- https://git.kernel.org/stable/c/dd298c0b889acd3ecaf48b6e840c9ab91882e342
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/38xxx/CVE-2025-38663.json
- https://lists.debian.org/debian-lts-announce/2025/10/msg00007.html
- https://lists.debian.org/debian-lts-announce/2025/10/msg00008.html
- https://nvd.nist.gov/vuln/detail/CVE-2025-38663