CVE-2001-0907
Linux kernel 2.2.1 through 2.2.19, and 2.4.1 through 2.4.10, allows local users to cause a denial of service via a series of deeply nested…
- Published
- Updated
- Reserved
- Assigned by
- mitre
Description
Linux kernel 2.2.1 through 2.2.19, and 2.4.1 through 2.4.10, allows local users to cause a denial of service via a series of deeply nested symlinks, which causes the kernel to spend extra time when trying to access the link.
Public exploit
An exploit or proof of concept is public: anyone can try it against an unpatched system. The public collections list an Exploit-DB entry for it.
Exploit-DB1 entry
- Linux Kernel 2.2/2.4 - Deep Symbolic Link Denial of Service (Exploit-DB entry) (opens in a new tab)
EDB-ID 21122dos, linuxpublished 18 Oct 2001Verified
Modules, templates and exploits as listed by the Metasploit Framework (BSD-3-Clause), ProjectDiscovery's Nuclei templates (MIT) and the Exploit Database (GPLv2), read once a day. Where the data comes from
Timeline
ID reserved
By mitre
- 3 years later
· 3 years later
Published
- 20 years later
· 20 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | Low2.1 | AV:L/AC:L/Au:N/C:N/I:N/A:P |
- EPSS (exploitation in 30 days)
- 0.79% · top 43% of all CVEs (9 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Low 2.1.
Weakness
- n/a
Affected products
n/a
- affected n/a
References (9)
- IMNX-2001-70-035-01 (opens in a new tab)vendor-advisoryx_refsource_IMMUNIXx_transferred
- ESA-20011019-02 (opens in a new tab)vendor-advisoryx_refsource_ENGARDEx_transferred
- 20011018 Flaws in recent Linux kernels (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- 20011019 TSLSA-2001-0028 (opens in a new tab)mailing-listx_refsource_BUGTRAQx_transferred
- SuSE-SA:2001:036 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- MDKSA-2001:082 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- 3444 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- MDKSA-2001:079 (opens in a new tab)vendor-advisoryx_refsource_MANDRAKEx_transferred
- linux-multiple-symlink-dos(7312) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- EUVD EUVD-2001-0890 (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2001-0907)Record last updated .