MGASA-2021-0412 - Updated opencontainers-runc packages fix security vulnerability

Publication date: 27 Aug 2021
URL: https://advisories.mageia.org/MGASA-2021-0412.html
Type: security
Affected Mageia releases: 8
CVE: CVE-2021-30465

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory
Traversal. To exploit the vulnerability, an attacker must be able to create
multiple containers with a fairly specific mount configuration. The problem
occurs via a symlink-exchange attack that relies on a race condition
(CVE-2021-30465).

References:
- https://bugs.mageia.org/show_bug.cgi?id=28962
- https://github.com/opencontainers/runc/security/advisories/GHSA-c3xm-pvg7-gh7r
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/35ZW6NBZSBH5PWIT7JU4HXOXGFVDCOHH/
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30465

SRPMS:
- 8/core/opencontainers-runc-1.0.2-1.mga8

Mageia 2021-0412: opencontainers-runc security update

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal

Summary

runc before 1.0.0-rc95 allows a Container Filesystem Breakout via Directory Traversal. To exploit the vulnerability, an attacker must be able to create multiple containers with a fairly specific mount configuration. The problem occurs via a symlink-exchange attack that relies on a race condition (CVE-2021-30465).

References

- https://bugs.mageia.org/show_bug.cgi?id=28962

- https://github.com/opencontainers/runc/security/advisories/GHSA-c3xm-pvg7-gh7r

- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/thread/35ZW6NBZSBH5PWIT7JU4HXOXGFVDCOHH/

- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30465

Resolution

MGASA-2021-0412 - Updated opencontainers-runc packages fix security vulnerability

SRPMS

- 8/core/opencontainers-runc-1.0.2-1.mga8

Severity
Publication date: 27 Aug 2021
URL: https://advisories.mageia.org/MGASA-2021-0412.html
Type: security
CVE: CVE-2021-30465

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