Vulnerability · Published May 17, 2022 · Assigned by GitHub_M

CVE-2022-29162Incorrect Default Permissions in runc

Medium 5.9

In plain English

A medium-severity incorrect default permissions in runc from opencontainers. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.4% (higher than 34% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.9Medium
Exploit odds (30 days)0.4%top 66.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

runc is a CLI tool for spawning and running containers on Linux according to the OCI specification. A bug was found in runc prior to version 1.1.2 where `runc exec --cap` created processes with non-empty inheritable Linux process capabilities, creating an atypical Linux environment and enabling programs with inheritable file capabilities to elevate those capabilities to the permitted set during execve(2). This bug did not affect the container security sandbox as the inheritable set never contained more capabilities than were included in the container's bounding set. This bug has been fixed in runc 1.1.2. This fix changes `runc exec --cap` behavior such that the additional capabilities granted to the process being executed (as specified via `--cap` arguments) do not include inheritable capabilities. In addition, `runc spec` is changed to not set any inheritable capabilities in the created example OCI spec (`config.json`) file.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
AlmaLinux:8aardvark-dns2:1.0.1-35.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8buildah1:1.24.5-2.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8buildah-tests1:1.24.5-2.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8cockpit-podman46-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8conmon2:2.1.4-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8container-selinux2:2.189.0-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8containernetworking-plugins1:1.1.1-2.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8containers-common2:1-35.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8crit3.15-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8crit3.15-3.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8criu3.15-3.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8criu3.15-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8criu-devel3.15-3.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8criu-devel3.15-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8criu-libs3.15-3.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8criu-libs3.15-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8crun1.5-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8fuse-overlayfs1.9-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8libslirp4.4.0-1.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8libslirp4.4.0-1.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8libslirp-devel4.4.0-1.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8libslirp-devel4.4.0-1.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8netavark2:1.0.1-35.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8oci-seccomp-bpf-hook1.2.5-1.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-catatonit2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-docker2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-gvproxy2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-plugins2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-remote2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8podman-tests2:4.0.2-8.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8python3-criu3.15-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8python3-criu3.15-3.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8python3-podman4.0.0-1.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8runc1:1.1.4-1.module_el8.7.0+3344+484dae7bALSA-2022:7469
AlmaLinux:9runc4:1.1.4-1.el9ALSA-2022:8090
AlmaLinux:8skopeo2:1.6.2-5.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8skopeo-tests2:1.6.2-5.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8slirp4netns1.1.8-2.module_el8.6.0+2877+8e437bf5ALSA-2022:7469
AlmaLinux:8slirp4netns1.1.8-2.module_el8.6.0+3137+d33c3efbALSA-2022:7469
AlmaLinux:8toolbox0.0.99.3-0.5.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8toolbox-tests0.0.99.3-0.5.module_el8.7.0+3344+5bcd850fALSA-2022:7469
AlmaLinux:8udica0.2.6-3.module_el8.6.0+2886+d33c3efbALSA-2022:7469
AlmaLinux:8udica0.2.6-3.module_el8.6.0+3137+d33c3efbALSA-2022:7469
Alpine:v3.20runc1.1.2-r0ALPINE-CVE-2022-29162
Alpine:v3.21runc1.1.2-r0ALPINE-CVE-2022-29162
Alpine:v3.22runc1.1.2-r0ALPINE-CVE-2022-29162
Alpine:v3.23runc1.1.2-r0ALPINE-CVE-2022-29162
Alpine:v3.24runc1.1.2-r0ALPINE-CVE-2022-29162
Debian:12runc1.1.3+ds1-1DEBIAN-CVE-2022-29162
Debian:13runc1.1.3+ds1-1DEBIAN-CVE-2022-29162
Debian:14runc1.1.3+ds1-1DEBIAN-CVE-2022-29162
Gogithub.com/opencontainers/runc1.1.2GHSA-f3fp-gc8g-vw66
Gogithub.com/opencontainers/runc1.1.2GO-2022-0452
Rocky Linux:8buildah1:1.24.5-2.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8cockpit-podman0:46-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8cockpit-podman0:53-1.module+el8.7.0+1078+e72fcd4fRLSA-2022:7457
Rocky Linux:8conmon2:2.1.4-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8conmon2:2.1.4-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:8container-selinux2:2.189.0-1.module+el8.7.0+1076+9b1c11c1RLSA-2022:7457
Rocky Linux:8container-selinux2:2.189.0-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8container-selinux2:2.189.0-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7469
Rocky Linux:8container-selinux2:2.189.0-1.module+el8.7.0+1076+9b1c11c1RLSA-2022:7469
Rocky Linux:8containernetworking-plugins1:1.1.1-3.module+el8.7.0+1078+e72fcd4fRLSA-2022:7457
Rocky Linux:8containernetworking-plugins1:1.1.1-3.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8containernetworking-plugins1:1.1.1-2.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8containers-common2:1-35.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8containers-common2:1-35.module+el8.6.0+997+05c9d812RLSA-2022:7469
Rocky Linux:8criu0:3.15-3.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8criu0:3.15-3.module+el8.5.0+710+4c471e88RLSA-2022:7469
Rocky Linux:8criu0:3.15-3.module+el8.6.0+1054+50b00ff4RLSA-2022:7469
Rocky Linux:8criu0:3.15-3.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8criu0:3.15-3.module+el8.5.0+710+4c471e88RLSA-2022:7457
Rocky Linux:8criu0:3.15-3.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:8crun0:1.5-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8crun0:1.5-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:8crun0:1.5-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8crun0:1.5-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7469
Rocky Linux:8fuse-overlayfs0:1.9-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7469
Rocky Linux:8fuse-overlayfs0:1.9-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8fuse-overlayfs0:1.9-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:8fuse-overlayfs0:1.9-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8libslirp0:4.4.0-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7469
Rocky Linux:8libslirp0:4.4.0-1.module+el8.5.0+710+4c471e88RLSA-2022:7457
Rocky Linux:8libslirp0:4.4.0-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8libslirp0:4.4.0-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8libslirp0:4.4.0-1.module+el8.5.0+710+4c471e88RLSA-2022:7469
Rocky Linux:8libslirp0:4.4.0-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:8oci-seccomp-bpf-hook0:1.2.6-1.module+el8.7.0+1078+e72fcd4fRLSA-2022:7457
Rocky Linux:8oci-seccomp-bpf-hook0:1.2.6-1.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8oci-seccomp-bpf-hook0:1.2.5-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8podman2:4.0.2-8.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8python-podman0:4.0.0-1.module+el8.6.0+784+32aef5deRLSA-2022:7469
Rocky Linux:8python-podman0:4.0.0-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8runc1:1.1.4-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8runc1:1.1.4-1.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457
Rocky Linux:9runc4:1.1.4-1.el9_1RLSA-2022:8090
Rocky Linux:8skopeo2:1.6.2-5.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8slirp4netns0:1.1.8-2.module+el8.6.0+784+32aef5deRLSA-2022:7469
Rocky Linux:8slirp4netns0:1.2.0-2.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8slirp4netns0:1.2.0-2.module+el8.7.0+1078+e72fcd4fRLSA-2022:7457
Rocky Linux:8slirp4netns0:1.1.8-2.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8toolbox0:0.0.99.3-0.6.module+el8.6.0+1054+50b00ff4RLSA-2022:7457
Rocky Linux:8toolbox0:0.0.99.3-0.6.module+el8.7.0+1078+e72fcd4fRLSA-2022:7457
Rocky Linux:8toolbox0:0.0.99.3-0.5.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8udica0:0.2.6-3.module+el8.6.0+971+69b94bafRLSA-2022:7469
Rocky Linux:8udica0:0.2.6-3.module+el8.7.0+1077+0e4f03d4RLSA-2022:7469
Rocky Linux:8udica0:0.2.6-3.module+el8.6.0+971+69b94bafRLSA-2022:7457
Rocky Linux:8udica0:0.2.6-3.module+el8.7.0+1077+0e4f03d4RLSA-2022:7457

Affected products (as reported)

VendorProductVersions
opencontainers runc < 1.1.2

Weakness: CWE-276 · Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References