runc < 1.0-rc6 (Docker < 18.09.2) - Container Breakout (2)

Exploit for linux platform in category local exploits runc . + constructed fdpath + badinit is ready -- see for logs. dying to allow /proc/self/exe to be unused... % cat /usr/sbin/docker-runc !/bin/bash touch /w00tw00t ; cat /etc/shadow And now if you try to use Docker normally, t...

docker-engine security update

17.06.2.ol-1.0.6 - update the version string of runc to show the CVE fixed 17.06.2.ol-1.0.4 - build using Go 1.10.8 - apply fix for runc CVE-2019-5736 17.06.2.ol-1.0.3 - spec: do not replace config files Jacob Wen Orabug: 28235986...

VMware product updates resolve mishandled file descriptor vulnerability in runc container runtime.

VMware product updates resolve mishandled file descriptor vulnerability in runc container runtime. Successful exploitation of this issue may allow a malicious container to overwrite the contents of a host's runc binary and execute arbitrary code. Exploitation of this vulnerability requires the...

Fedora 29 : 2:runc (2019-3f19f13ecd)

Security fix for CVE-2019-5736 Note that Tenable Network Security has extracted the preceding description block directly from the Fedora update system website. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues. C Tenable Network...

runc Container Escape (CVE-2019-5736)

A Container Escape vulnerability exists in runc. Successful exploitation of this vulnerability will allow a remote attacker to gain root privileges on the host running the container...

SUSE SLES15 Security Update : docker-runc (SUSE-SU-2019:0362-1)

This update for docker-runc fixes the following issues : Security issue fixed : CVE-2019-5736: Effectively copying /proc/self/exe during re-exec to avoid write attacks to the host runc binary, which could lead to a container breakout bsc1121967 Note that Tenable Network Security has extracted the...

SUSE-SU-2019:0385-1 Security update for docker-runc

This update for docker-runc fixes the following issues: Security issue fixed: - CVE-2019-5736: Effectively copying /proc/self/exe during re-exec to avoid write attacks to the host runc binary, which could lead to a container breakout bsc1121967...

OPENSUSE-SU-2019:0170-1 Security update for runc

This update for runc fixes the following issues: Security vulnerabilities addressed: - CVE-2019-5736: Effectively copying /proc/self/exe during re-exec to avoid write attacks to the host runc binary, which could lead to a container breakout bsc1121967 - CVE-2018-16873: Fix a remote command...

SUSE-SU-2019:0362-1 Security update for docker-runc

This update for docker-runc fixes the following issues: Security issue fixed: - CVE-2019-5736: Effectively copying /proc/self/exe during re-exec to avoid write attacks to the host runc binary, which could lead to a container breakout bsc1121967...

Updated opencontainers-runc packages fix security vulnerability

Not using pivotroot2 leaves the host /proc around in the mount namespace so that it is possible to mount another /proc without any other submount, even if /proc in the container is not fully visible. This flaw allows an attacker to read and modify some parts of the Linux kernel memory rhbz1663068...

VMSA-2019-0001:VMware product updates resolve mishandled file descriptor vulnerability in runc container runtime.

VMSA-2019-0001.3 VMware product updates resolve mishandled file descriptor vulnerability in runc container runtime. VMware Security Advisory VMware Security Advisory Advisory ID: VMSA-2019-0001.3 VMware Security Advisory Severity: Important VMware Security Advisory Synopsis: VMware product update...

CVE-2019-5736: runC container breakout | Cloud Foundry

Severity High Vendor Open Container Initiative Affected Cloud Foundry Products and Versions Severity is High unless otherwise noted. BPM All prior to v1.0.3 Cloud Foundry Container Runtime CFCR All versions prior to v0.29.0 Docker BOSH Release All versions prior to v34.0.0 Garden runC All version...

Security update for runc (important)

openSUSE Security Update: Security update for runc Announcement ID: openSUSE-SU-2019:0170-1 Rating: important References: 1095817 1118897 1118898 1118899 1121967 Cross-References: CVE-2018-16873 CVE-2018-16874 CVE-2018-16875 CVE-2019-5736 Affected Products: openSUSE Backports SLE-15 An update tha...

Security fix for the ALT Linux 10 package runc version 1.0.0-alt7.git0a012df

Feb. 13, 2019 Alexey Shabalin 1.0.0-alt7.git0a012df - snapshot of master branch. - Fixes CVE-2019-5736...

runc 1.0-rc6 (Docker 18.09.2) - Container Breakout (2)

runc 1.0-rc6 Docker 18.09.2 - Container Breakout 2 CVE-2019-5736 This is exploit code for CVE-2019-5736 and it works for both runc and LXC. The simplest way to use it is to copy the exploit code into an existing container, and run make.sh. However, you could just as easily create a bad image and...

Attacking Containers and runC

This week a new vulnerability was published CVE-2019-5736 that highlights everything bad and good about containers. Simply put, this vulnerability can be exploited using an infected container to attack the host. It’s a real world example of a breakout attack that has long been a major concern in...

RunC Container Breakout Vulnerability

Despite the huge advantages that containers offer in application portability, acceleration of CI/CD pipelines and agility of deployment environments, the biggest concern has always been about isolation. Since all the containers running on a host share the same underlying kernel, any malicious cod...

RunC Flaw Lets Attackers Escape Linux Containers to Gain Root on Hosts

A serious security vulnerability has been discovered in the core runC container code that affects several open-source container management systems, potentially allowing attackers to escape Linux container and obtain unauthorized, root-level access to the host operating system. The vulnerability,...

RunC Flaw Lets Attackers Escape Linux Containers to Gain Root on Hosts

A serious security vulnerability has been discovered in the core runC container code that affects several open-source container management systems, potentially allowing attackers to escape Linux container and obtain unauthorized, root-level access to the host operating system. The vulnerability,...

Malicious Container Execution

github.com/opencontainers/runc is vulnerable to Malicious Container Execution. It does not properly perform the file-descriptor handling which allows a malicious user to overwrite the host runc binary and subsequently executing containers such as 1 a new container with an attacker-controlled imag...