libcontainer Heap Buffer Overflow DoS

The vulnerability in the setupPtmx and setupDevSymlinks functions within the libcontainer component of the Runc tool for running isolated containers is related to symbolic link tracking. Exploitation of this vulnerability could allow an attacker to compromise the integrity of protected informatio...

EulerOS 2.0 SP15 : docker-runc (EulerOS-SA-2026-3973)

According to the versions of the docker-runc package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities : 'This is a PUBLIC release of a low-severity vulnerability in runc which\nhas been fixed in runc 1.3.6, runc 1.4.3, and runc 1.5.0-rc.3. There...

AlmaLinux 9.6 [TuxCare] Security Update: runc (ALMALINUX9.6:CLSA-2026:1783518302)

The AlmaLinux 9.6 host has a package installed that is affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1783518302 advisory. - runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1,...

Amazon Linux 2 : runc (ALASECS-2026-138)

The version of runc installed on the remote host is prior to 1.3.6-1. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2ECS-2026-138 advisory. On Unix systems, opening a file in an os.Root improperly follows symlinks to locations outside of the Root when the final...

ALPINE-CVE-2026-41579

runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12, 1.5.0-rc.1, and 1.5.0-rc.1, when setting up the container rootfs, setupPtmx and setupDevSymlinks call os.Remove and os.Symlink with a filepath.Join strin...

AZL-91590 CVE-2026-41579 affecting package runc for versions less than 1.3.6-1

runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12, 1.5.0-rc.1, and 1.5.0-rc.1, when setting up the container rootfs, setupPtmx and setupDevSymlinks call os.Remove and os.Symlink with a filepath.Join strin...

CVE-2026-41579: UNIX Symbolic Link (Symlink) Following

runc is a CLI tool for spawning and running containers according to the OCI specification. In versions prior to 1.3.6, 1.4.0-rc.1, 1.4.0-rc.12, 1.5.0-rc.1, and 1.5.0-rc.1, when setting up the container rootfs, setupPtmx and setupDevSymlinks call os.Remove and os.Symlink with a filepath.Join strin...

UNIX Symbolic Link (Symlink) Following

Overview github.com/opencontainers/runc/libcontainer is a package for a modern container runtime. Affected versions of this package are vulnerable to UNIX Symbolic Link Symlink Following in setupPtmx and setupDevSymlinks, which enable file deletion via calls to os.Remove and os.Symlink. An attack...

PT-2026-135945

Уязвимость функций setupPtmx и setupDevSymlinks компонента libcontainer инструмента для запуска изолированных контейнеров Runc связана с отслеживанием символьных ссылок. Эксплуатация уязвимости может позволить нарушителю оказать воздействие на целостность защищаемой информации...