CVE-2021-3178
- State
- Published
- Severity
- Not scored
- Published
- Jan 19, 2021
- Updated
- Aug 3, 2024
- Reserved
- Jan 19, 2021
Description
fs/nfsd/nfs3xdr.c in the Linux kernel through 5.10.8, when there is an NFS export of a subdirectory of a filesystem, allows remote attackers to traverse to other parts of the filesystem via READDIRPLUS. NOTE: some parties argue that such a subdirectory export is not intended to prevent this attack; see also the exports(5) no_subtree_check default behavior
Scores
The record has no CVSS score.
Weaknesses
The record names no weakness.
Affected Products
| Product | Versions |
|---|---|
n/an/a |
|
References
- https://patchwork.kernel.org/project/linux-nfs/patch/20210111210129.GA11652%40fieldses.org/
- https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=51b2ee7d006a736a9126e8111d1f24e4fd0afaa6
- FEDORA-2021-3bcc7198c8vendor-advisory
- [debian-lts-announce] 20210309 [SECURITY] [DLA 2586-1] linux security updatemailing-list
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