Published: 22/03/2013 Updated: 13/02/2023

CVSS v2 Base Score: 4.7 | Impact Score: 6.9 | Exploitability Score: 3.4

VMScore: 418

Vector: AV:L/AC:M/Au:N/C:N/I:N/A:C

Race condition in the install_user_keyrings function in security/keys/process_keys.c in the Linux kernel prior to 3.8.3 allows local users to cause a denial of service (NULL pointer dereference and system crash) via crafted keyctl system calls that trigger keyring operations in simultaneous threads.

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linux linux kernel 3.8.0
linux linux kernel
linux linux kernel 3.8.1

Synopsis Important: kernel security and bug fix update Type/Severity Security Advisory: Important Topic Updated kernel packages that fix multiple security issues and several bugsare now available for Red Hat Enterprise Linux 6The Red Hat Security Response Team has rated this update as havingimportant secur ...

Several vulnerabilities have been discovered in the Linux kernel that may lead to a denial of service, information leak or privilege escalation The Common Vulnerabilities and Exposures project identifies the following problems: CVE-2012-2121 Benjamin Herrenschmidt and Jason Baron discovered issues with the IOMMU mapping of memory slots us ...

Several security issues were fixed in the kernel ...

CVE-2013-1792

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