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CVE-2017-2647

CVE-2017-2647

EPSS 0.4%
The KEYS subsystem in the Linux kernel before 3.18 allows local users to gain privileges or cause a denial of service (NULL pointer dereference and system crash) via vectors involving a NULL value for a certain match field, related to the keyring_search_iterator function in keyring.c.
Affected products
n/a · n/a

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References
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81https://access.redhat.com/errata/RHSA-2017:1842https://access.redhat.com/errata/RHSA-2017:2077https://access.redhat.com/errata/RHSA-2017:2437https://access.redhat.com/errata/RHSA-2017:2444https://bugzilla.redhat.com/show_bug.cgi?id=1428353https://github.com/torvalds/linux/commit/c06cfb08b88dfbe13be44a69ae2fdc3a7c902d81https://usn.ubuntu.com/3849-1/https://usn.ubuntu.com/3849-2/http://www.securityfocus.com/bid/97258