vulnerability

F5: CVE-2016-4470: K55672042: Linux kernel vulnerability CVE-2016-4470

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Severity

CVSS

(AV:L/AC:L/Au:N/C:N/I:N/A:C)

Published

Oct 23, 2016

Added

Jun 17, 2026

Modified

Jun 17, 2026

Description

The key_reject_and_link function in security/keys/key.c in the Linux kernel through 4.6.3 does not ensure that a certain data structure is initialized, which allows local users to cause a denial of service (system crash) via vectors involving a crafted keyctl request2 command.

Solution

f5-bigip-upgrade-latest

References

CVE-2016-4470
https://attackerkb.com/topics/CVE-2016-4470
https://my.f5.com/manage/s/article/K55672042
https://euvd.enisa.europa.eu/vulnerability/EUVD-2016-5457
EUVD-EUVD-2016-5457

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