Vulnerability Description
runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a malicious Docker image can mount over a /proc directory.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linuxfoundation | Runc | >= 0.0.1, <= 0.1.1 |
| Docker | Docker | <= 19.03.2 |
| Fedoraproject | Fedora | 29 |
| Opensuse | Leap | 15.0 |
| Redhat | Openshift Container Platform | 4.1 |
| Redhat | Enterprise Linux | 8.0 |
| Redhat | Enterprise Linux Eus | 8.1 |
| Redhat | Enterprise Linux Server Aus | 8.2 |
| Redhat | Enterprise Linux Server Tus | 8.2 |
| Canonical | Ubuntu Linux | 18.04 |
Related Weaknesses (CWE)
References
- http://lists.opensuse.org/opensuse-security-announce/2019-10/msg00073.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-11/msg00009.htmlMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00010.htmlMailing ListThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:3940Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4074Third Party Advisory
- https://access.redhat.com/errata/RHSA-2019:4269Third Party Advisory
- https://github.com/opencontainers/runc/issues/2128ExploitIssue TrackingThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/02/msg00016.html
- https://lists.debian.org/debian-lts-announce/2023/03/msg00023.html
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedorapro
- https://security.gentoo.org/glsa/202003-21Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220221-0004/Third Party Advisory
- https://usn.ubuntu.com/4297-1/Third Party Advisory
FAQ
What is CVE-2019-16884?
CVE-2019-16884 is a vulnerability with a CVSS score of 7.5 (HIGH). runc through 1.0.0-rc8, as used in Docker through 19.03.2-ce and other products, allows AppArmor restriction bypass because libcontainer/rootfs_linux.go incorrectly checks mount targets, and thus a ma...
How severe is CVE-2019-16884?
CVE-2019-16884 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2019-16884?
Check the references section above for vendor advisories and patch information. Affected products include: Linuxfoundation Runc, Docker Docker, Fedoraproject Fedora, Opensuse Leap, Redhat Openshift Container Platform.