A race condition was found in util-linux before 2.32.1 in the way su handled the management of child processes. A local authenticated attacker could use this flaw to kill other processes with root privileges under specific conditions.
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "login" }, { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "login-dbgsym" }, { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "passwd" }, { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "passwd-dbgsym" }, { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "uidmap" }, { "binary_version": "1:4.1.5.1-1ubuntu9.4", "binary_name": "uidmap-dbgsym" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "login" }, { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "login-dbgsym" }, { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "passwd" }, { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "passwd-dbgsym" }, { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "uidmap" }, { "binary_version": "1:4.2-3.1ubuntu5.2", "binary_name": "uidmap-dbgsym" } ] }
{ "availability": "No subscription required", "ubuntu_priority": "medium", "binaries": [ { "binary_version": "1:2.31.1-0.4ubuntu3.3", "binary_name": "bsdutils" }, { "binary_version": "1:2.31.1-0.4ubuntu3.3", "binary_name": "bsdutils-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "fdisk" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "fdisk-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "fdisk-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libblkid-dev" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libblkid1" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libblkid1-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libblkid1-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libfdisk-dev" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libfdisk1" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libfdisk1-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libfdisk1-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libmount-dev" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libmount1" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libmount1-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libmount1-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libsmartcols-dev" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libsmartcols1" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libsmartcols1-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libsmartcols1-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libuuid1" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libuuid1-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "libuuid1-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "mount" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "mount-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "rfkill" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "rfkill-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "setpriv" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "setpriv-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "util-linux" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "util-linux-dbgsym" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "util-linux-locales" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "util-linux-udeb" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "uuid-dev" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "uuid-runtime" }, { "binary_version": "2.31.1-0.4ubuntu3.3", "binary_name": "uuid-runtime-dbgsym" } ] }