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High ELSA-2025-20957 3 CVEs

Important: runc security update (Oracle Linux 9)

Published Nov 25, 2025 · Updated Nov 25, 2025

Ecosystem: Oracle Linux

Summary

[4:1.3.0-4]
- rename errors.go to errors_linux.go
- Related: RHEL-122400

[4:1.3.0-3]
- Add relevant patches to CVEs
- Resolves: RHEL-122400

[4:1.3.0-2]
- fix CVE-2025-31133 CVE-2025-52565 CVE-2025-52881
- Resolves: RHEL-122400
- Resolves: RHEL-122403
- Resolves: RHEL-122414

Fixed packages 1

ReleasePackageFixed in
Oracle Linux · 9 runc 4:1.3.0-4.el9_7

Vulnerabilities 3

  • High 8.4
    CVE-2025-52565

    container escape due to /dev/console mount and related races

    runc is a CLI tool for spawning and running containers according to the OCI specification. Versions 1.0.0-rc3 through 1.2.7, 1.3.0-rc.1 through 1.3.2, and 1.4.0-rc.1 through 1.4.0-rc.2, due to insufficient checks when bind-mounting `/dev/pts/$n` to `/dev/cons…

    opencontainers runc k3s-static-1.32 falco-no-driver Debian Ubuntu Azure Linux Alpine Wolfi Go
  • High 7.3
    CVE-2025-31133 Public exploit

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

    runc is a CLI tool for spawning and running containers according to the OCI specification. In versions 1.2.7 and below, 1.3.0-rc.1 through 1.3.1, 1.4.0-rc.1 and 1.4.0-rc.2 files, runc would not perform sufficient verification that the source of the bind-mount…

    opencontainers runc k3s-static-1.32 falco-no-driver Debian Ubuntu Azure Linux Alpine Wolfi Go
  • High 7.3
    CVE-2025-52881 Public exploit

    runc: LSM labels can be bypassed with malicious config using dummy procfs files

    runc is a CLI tool for spawning and running containers according to the OCI specification. In versions 1.2.7, 1.3.2 and 1.4.0-rc.2, an attacker can trick runc into misdirecting writes to /proc to other procfs files through the use of a racing container with s…

    opencontainers runc zot kubescape Debian Ubuntu Azure Linux Alpine Wolfi Go