The join_session_keyring function in security/keys/process_keys.c in the Linux kernel before 4.4.1 mishandles object references in a certain error case, which allows local users to gain privileges or cause a denial of service (integer overflow and use-after-free) via crafted keyctl commands.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Android | 4.0 (including) | 4.0 (including) | |
| Android | 4.0.1 (including) | 4.0.1 (including) | |
| Android | 4.0.2 (including) | 4.0.2 (including) | |
| Android | 4.0.3 (including) | 4.0.3 (including) | |
| Android | 4.0.4 (including) | 4.0.4 (including) | |
| Android | 4.1 (including) | 4.1 (including) | |
| Android | 4.1.2 (including) | 4.1.2 (including) | |
| Android | 4.2 (including) | 4.2 (including) | |
| Android | 4.2.1 (including) | 4.2.1 (including) | |
| Android | 4.2.2 (including) | 4.2.2 (including) | |
| Android | 4.3 (including) | 4.3 (including) | |
| Android | 4.3.1 (including) | 4.3.1 (including) | |
| Android | 4.4 (including) | 4.4 (including) | |
| Android | 4.4.1 (including) | 4.4.1 (including) | |
| Android | 4.4.2 (including) | 4.4.2 (including) | |
| Android | 4.4.3 (including) | 4.4.3 (including) | |
| Android | 5.0 (including) | 5.0 (including) | |
| Android | 5.0.1 (including) | 5.0.1 (including) | |
| Android | 5.0.2 (including) | 5.0.2 (including) | |
| Android | 5.1 (including) | 5.1 (including) | |
| Android | 5.1.0 (including) | 5.1.0 (including) | |
| Android | 5.1.1 (including) | 5.1.1 (including) | |
| Android | 6.0 (including) | 6.0 (including) | |
| Android | 6.0.1 (including) | 6.0.1 (including) | |
| Red Hat Enterprise Linux 7 | RedHat | kernel-rt-0:3.10.0-327.4.5.rt56.206.el7_2 | * |
| Red Hat Enterprise Linux 7 | RedHat | kernel-0:3.10.0-327.4.5.el7 | * |
| Red Hat Enterprise Linux 7.1 Extended Update Support | RedHat | kernel-0:3.10.0-229.26.2.ael7b | * |
| Red Hat Enterprise MRG 2 | RedHat | kernel-rt-1:3.10.0-327.rt56.170.el6rt | * |
| Linux | Ubuntu | trusty | * |
| Linux | Ubuntu | upstream | * |
| Linux | Ubuntu | vivid | * |
| Linux | Ubuntu | vivid/ubuntu-core | * |
| Linux | Ubuntu | wily | * |
| Linux-armadaxp | Ubuntu | upstream | * |
| Linux-aws | Ubuntu | upstream | * |
| Linux-flo | Ubuntu | trusty | * |
| Linux-flo | Ubuntu | upstream | * |
| Linux-fsl-imx51 | Ubuntu | upstream | * |
| Linux-gke | Ubuntu | upstream | * |
| Linux-goldfish | Ubuntu | trusty | * |
| Linux-goldfish | Ubuntu | upstream | * |
| Linux-grouper | Ubuntu | trusty | * |
| Linux-grouper | Ubuntu | upstream | * |
| Linux-hwe | Ubuntu | upstream | * |
| Linux-hwe-edge | Ubuntu | upstream | * |
| Linux-linaro-omap | Ubuntu | precise | * |
| Linux-linaro-omap | Ubuntu | upstream | * |
| Linux-linaro-shared | Ubuntu | precise | * |
| Linux-linaro-shared | Ubuntu | upstream | * |
| Linux-linaro-vexpress | Ubuntu | precise | * |
| Linux-linaro-vexpress | Ubuntu | upstream | * |
| Linux-lts-quantal | Ubuntu | precise | * |
| Linux-lts-quantal | Ubuntu | upstream | * |
| Linux-lts-raring | Ubuntu | precise | * |
| Linux-lts-raring | Ubuntu | upstream | * |
| Linux-lts-saucy | Ubuntu | precise | * |
| Linux-lts-saucy | Ubuntu | upstream | * |
| Linux-lts-trusty | Ubuntu | precise | * |
| Linux-lts-trusty | Ubuntu | upstream | * |
| Linux-lts-utopic | Ubuntu | trusty | * |
| Linux-lts-utopic | Ubuntu | upstream | * |
| Linux-lts-vivid | Ubuntu | trusty | * |
| Linux-lts-vivid | Ubuntu | upstream | * |
| Linux-lts-wily | Ubuntu | trusty | * |
| Linux-lts-wily | Ubuntu | upstream | * |
| Linux-lts-xenial | Ubuntu | upstream | * |
| Linux-maguro | Ubuntu | trusty | * |
| Linux-maguro | Ubuntu | upstream | * |
| Linux-mako | Ubuntu | trusty | * |
| Linux-mako | Ubuntu | upstream | * |
| Linux-manta | Ubuntu | trusty | * |
| Linux-manta | Ubuntu | upstream | * |
| Linux-qcm-msm | Ubuntu | precise | * |
| Linux-qcm-msm | Ubuntu | upstream | * |
| Linux-raspi2 | Ubuntu | upstream | * |
| Linux-raspi2 | Ubuntu | vivid/ubuntu-core | * |
| Linux-raspi2 | Ubuntu | wily | * |
| Linux-snapdragon | Ubuntu | upstream | * |
| Linux-ti-omap4 | Ubuntu | upstream | * |