CVE-2006-0457

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.7% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2006-03-14 · updated 2026-06-16

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.

Affected products

Linux kernel: 2.6.0, 2.6.0-test1, 2.6.0-test10, 2.6.0-test11, 2.6.0-test2, 2.6.0-test3 (+83)

References

http://secunia.com/advisories/19220
http://secunia.com/advisories/20398
http://secunia.com/advisories/21465
http://secunia.com/advisories/22417
http://support.avaya.com/elmodocs2/security/ASA-2006-200.htm
http://www.mandriva.com/security/advisories?name=MDKSA-2006:059
http://www.novell.com/linux/security/advisories/2006-05-31.html
http://www.osvdb.org/23894
http://www.redhat.com/support/errata/RHSA-2006-0575.html
http://www.securityfocus.com/bid/17084
https://exchange.xforce.ibmcloud.com/vulnerabilities/25354
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A9566

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