CVE-2006-0457
Race condition in the (1) add_key, (2) request_key, and (3) keyctl functions in Linux kernel 2.6.x allows local users to cause a denial of…
- 7.1HighCVSS base score
- 2.7%Exploitation in 30 daysEPSS · top 14% of all CVEs
- NoKnown exploitednot in CISA's KEV catalog
- NonePublic exploitsnone known yet
Description
Race condition in the (1) add_key, (2) request_key, and (3) keyctl functions in Linux kernel 2.6.x allows local users to cause a denial of service (crash) or read sensitive kernel memory by modifying the length of a string argument between the time that the kernel calculates the length and when it copies the data into kernel memory.
Timeline
ID reserved
By redhat
- 46 days later
· 46 days later
Published
- 18 years later
· 18 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 | High7.1 | AV:N/AC:H/Au:N/C:C/I:N/A:C |
- EPSS (exploitation in 30 days)
- 2.7% · top 14% of all CVEs (12 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: High 7.1.
Affected products
n/a
- affected n/a
References
References13
- 19220 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 17084 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- RHSA-2006:0575 (opens in a new tab)vendor-advisoryx_refsource_REDHATx_transferred
- SUSE-SA:2006:028 (opens in a new tab)vendor-advisoryx_refsource_SUSEx_transferred
- 21465 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- oval:org.mitre.oval:def:9566 (opens in a new tab)vdb-entrysignaturex_refsource_OVALx_transferred
- kernel-addkey-dos(25354) (opens in a new tab)vdb-entryx_refsource_XFx_transferred
- http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm (opens in a new tab)x_refsource_CONFIRMx_transferred
- 20398 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 22417 (opens in a new tab)third-party-advisoryx_refsource_SECUNIAx_transferred
- 23894 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- MDKSA-2006:059 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- USN-263-1 (opens in a new tab)vendor-advisoryx_refsource_UBUNTUx_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-2006-0464 (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-2006-0457)Record last updated .