The aufs module for the Linux kernel 3.x and 4.x does not properly maintain POSIX ACL xattr data, which allows local users to gain privileges by leveraging a group-writable setgid directory.
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+170 more4.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-101.124+127 more4.4.0-222.2554.2.0-16.194.2.0-17.214.2.0-19.234.3.0-1.104.3.0-2.114.3.0-5.164.3.0-6.174.3.0-7.184.4.0-10.254.4.0-101.124+127 more4.4.0-1002.24.4.0-1003.34.4.0-1005.54.4.0-1006.64.4.0-1009.94.4.0-1010.104.4.0-1011.114.4.0-1012.124.4.0-1014.144.4.0-1016.16+55 more4.4.0-1102.1074.4.0-1001.104.4.0-1003.124.4.0-1004.134.4.0-1007.164.4.0-1009.184.4.0-1011.204.4.0-1012.214.4.0-1013.224.4.0-1016.254.4.0-1017.26+82 more4.4.0-1138.1525.15.0-1042.47+fips15.15.0-1051.56+fips15.15.0-1051.56+fips15.15.0-1052.57+fips15.15.0-1053.58+fips15.15.0-1055.60+fips15.15.0-1056.61+fips15.15.0-1057.63+fips15.15.0-1060.66+fips15.15.0-1061.67+fips15.15.0-1062.68+fips15.15.0-1063.69+fips1+22 more4.15.0-2000.45.4.0-1021.21+fips25.4.0-1021.21+fips25.4.0-1069.73+fips25.4.0-1071.76+fips15.4.0-1072.77+fips15.4.0-1073.78+fips15.4.0-1078.84+fips15.4.0-1080.87+fips15.4.0-1081.88+fips15.4.0-1083.90+fips15.4.0-1085.92+fips1+52 moreExploitability
AV:LAC:LPR:LUI:NScope
S:UImpact
C:HI:HA:HCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H