Red Hat Security Advisory: runc security update

Fixed packages 3

Vulnerabilities 4

• 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
  Nov 6, 2025
• High 7.5
  CVE-2025-65637 Public exploit

  Logrus is vulnerable to DoS when using Entry.Writer()

  A denial-of-service vulnerability exists in github.com/sirupsen/logrus when using Entry.Writer() to log a single-line payload larger than 64KB without newline characters. Due to limitations in the internal bufio.Scanner, the read fails with "token too long" a…

  kube-fluentd-operator cri-o podman kubeflow-profile-controller Debian Ubuntu Azure Linux Wolfi Go
  Dec 4, 2025
• 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
  Nov 6, 2025
• 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
  Nov 6, 2025

References

• article
  https://access.redhat.com/security/updates/classification/#important
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2404705
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2404708
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2404715
• report
  https://bugzilla.redhat.com/show_bug.cgi?id=2418900
• advisory
  https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_4531.json
• report
  https://access.redhat.com/security/cve/CVE-2025-31133
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-31133
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-31133
• article
  https://github.com/opencontainers/runc/security/advisories/GHSA-9493-h29p-rfm2
• report
  https://access.redhat.com/security/cve/CVE-2025-52565
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-52565
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-52565
• article
  https://github.com/opencontainers/runc/security/advisories/GHSA-qw9x-cqr3-wc7r
• report
  https://access.redhat.com/security/cve/CVE-2025-52881
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-52881
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-52881
• article
  https://github.com/opencontainers/runc/security/advisories/GHSA-cgrx-mc8f-2prm
• article
  https://github.com/opencontainers/selinux/pull/237
• report
  https://access.redhat.com/security/cve/CVE-2025-65637
• advisory
  https://www.cve.org/CVERecord?id=CVE-2025-65637
• advisory
  https://nvd.nist.gov/vuln/detail/CVE-2025-65637
• article
  https://github.com/mjuanxd/logrus-dos-poc
• article
  https://github.com/mjuanxd/logrus-dos-poc/blob/main/README.md
• article
  https://github.com/sirupsen/logrus/issues/1370
• article
  https://github.com/sirupsen/logrus/pull/1376
• article
  https://github.com/sirupsen/logrus/releases/tag/v1.8.3
• article
  https://github.com/sirupsen/logrus/releases/tag/v1.9.1
• article
  https://github.com/sirupsen/logrus/releases/tag/v1.9.3
• article
  https://security.snyk.io/vuln/SNYK-GOLANG-GITHUBCOMSIRUPSENLOGRUS-5564391