runc: container escape via 'masked path' abuse due to mount race conditions

A flaw was found in runc. This flaw exploits an issue with how masked paths are implementedin runc. When masking files, runc will bind-mount the container's /dev/null inode on top of the file. However, if an attacker can replace /dev/null with a symlink to some other procfs file, runc will instea...

Important: Red Hat Security Advisory: OpenShift Container Platform 4.14.59 packages and security update

Red Hat OpenShift Container Platform release 4.14.59 is now available with updates to packages and images that fix several bugs and add enhancements. This release includes a security update for Red Hat OpenShift Container Platform 4.14. Red Hat Product Security has rated this update as having a...

TencentOS Server 3: container-tools:rhel8 (TSSA-2022:0110)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2022:0110 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

TencentOS Server 3: container-tools:rhel8 (TSSA-2024:0103)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2024:0103 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities:...

AlmaLinux 8 : container-tools:rhel8 (ALSA-2025:21232)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:21232 advisory. runc: container escape via 'masked path' abuse due to mount race conditions CVE-2025-31133 runc: container escape with malicious config due to /dev/conso...

TencentOS Server 3: container-tools:4.0 (TSSA-2024:0104)

The version of Tencent Linux installed on the remote TencentOS Server 3 host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the TSSA-2024:0104 advisory. Package updates are available for TencentOS Server 3 that fix the following vulnerabilities...

AlmaLinux 9 : runc (ALSA-2025:20957)

The remote AlmaLinux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the ALSA-2025:20957 advisory. runc: container escape via 'masked path' abuse due to mount race conditions CVE-2025-31133 runc: container escape with malicious config due to /dev/conso...

GO-2025-4096 Container escape via "masked path" abuse due to mount race conditions in github.com/opencontainers/runc

Container escape via "masked path" abuse due to mount race conditions in github.com/opencontainers/runc...

GO-2025-4097 Container escape with malicious config due to /dev/console mount and related races in github.com/opencontainers/runc

Container escape with malicious config due to /dev/console mount and related races in github.com/opencontainers/runc...

GO-2025-4098 Container escape and DDoS due to arbitrary write gadgets and procfs write redirects in github.com/opencontainers/runc

Container escape and DDoS due to arbitrary write gadgets and procfs write redirects in github.com/opencontainers/runc...

runc: opencontainers/selinux: container escape and denial of service due to arbitrary write gadgets and procfs write redirects

A flaw was found in runc. This attack is a more sophisticated variant of CVE-2019-16884, which was a flaw that allowed an attacker to trick runc into writing the LSM process labels for a container process into a dummy tmpfs file and thus not apply the correct LSM labels to the container process...

runc: opencontainers/selinux: container escape and denial of service due to arbitrary write gadgets and procfs write redirects

A flaw was found in runc. This attack is a more sophisticated variant of CVE-2019-16884, which was a flaw that allowed an attacker to trick runc into writing the LSM process labels for a container process into a dummy tmpfs file and thus not apply the correct LSM labels to the container process...

runc: opencontainers/selinux: container escape and denial of service due to arbitrary write gadgets and procfs write redirects

A flaw was found in runc. This attack is a more sophisticated variant of CVE-2019-16884, which was a flaw that allowed an attacker to trick runc into writing the LSM process labels for a container process into a dummy tmpfs file and thus not apply the correct LSM labels to the container process...

RHEL 9 : podman (RHSA-2025:21702)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2025:21702 advisory. The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods...

Important: podman security update

The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes. Security Fixes: runc: container escape and denial of service due to arbitrary write gadgets and procfs...

ALSA-2025:21702 Important: podman security update

The podman tool manages pods, container images, and containers. It is part of the libpod library, which is for applications that use container pods. Container pods is a concept in Kubernetes. Security Fixes: runc: container escape and denial of service due to arbitrary write gadgets and procfs...

[SECURITY] Fedora 43 Update: runc-1.3.3-1.fc43

The runc command can be used to start containers which are packaged in accordance with the Open Container Initiative's specifications, and to manage containers running under runc...

[SECURITY] Fedora 41 Update: runc-1.3.3-1.fc41

The runc command can be used to start containers which are packaged in accordance with the Open Container Initiative's specifications, and to manage containers running under runc...

[SECURITY] Fedora 42 Update: runc-1.3.3-1.fc42

The runc command can be used to start containers which are packaged in accordance with the Open Container Initiative's specifications, and to manage containers running under runc...

Fedora 41 : runc (2025-6924245627)

The remote Fedora 41 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2025-6924245627 advisory. Update to release v1.3.3 Tenable has extracted the preceding description block directly from the Fedora security advisory. Note that Nessus has not...