Early Access — Mondoo Vulnerability Intelligence is currently in preview.
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.
3.11.0-12.193.12.0-1.33.12.0-2.53.12.0-2.73.12.0-3.83.12.0-3.93.12.0-4.103.12.0-4.123.12.0-5.133.12.0-7.15+84 more3.13.0-93.1404.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-11.26+19 more4.4.0-34.534.4.0-1002.24.4.0-1001.104.4.0-1003.34.8.0-36.36~16.04.13.19.0-18.18~14.04.13.19.0-20.20~14.04.13.19.0-21.21~14.04.13.19.0-22.22~14.04.13.19.0-23.24~14.04.13.19.0-25.26~14.04.13.19.0-26.28~14.04.13.19.0-28.30~14.04.13.19.0-30.33~14.04.13.19.0-30.34~14.04.1+19 more3.19.0-66.74~14.04.14.4.0-13.29~14.04.14.4.0-14.30~14.04.24.4.0-15.31~14.04.14.4.0-18.34~14.04.14.4.0-21.37~14.04.14.4.0-22.39~14.04.14.4.0-22.40~14.04.14.4.0-24.43~14.04.14.4.0-28.47~14.04.14.4.0-31.50~14.04.14.4.0-34.53~14.04.14.2.0-1013.194.2.0-1014.214.3.0-1006.64.4.0-1003.44.4.0-1004.54.4.0-1009.104.4.0-1010.124.4.0-1010.134.4.0-1012.164.4.0-1016.22+1 more4.4.0-1019.254.4.0-1012.124.4.0-1013.144.4.0-1013.154.4.0-1015.184.4.0-1019.224.4.0-1020.234.4.0-1022.25Exploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:NI:NA:HCVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H