CVE-2020-8933

A vulnerability in Google Cloud Platform's guest-oslogin versions between 20190304 and 20200507 allows a user that is only granted the role "roles/compute.osLogin" to escalate privileges to root. Using the membership to the "lxd" group, an attacker can attach host devices and filesystems. Within ...

kernel: nfs: use-after-free in svc_process_common()

A flaw was found in the Linux kernel's NFS41+ subsystem. NFS41+ shares mounted in different network namespaces at the same time can make bcsvcprocess use wrong back-channel IDs and cause a use-after-free vulnerability. Thus a malicious container user can cause a host kernel memory corruption and ...

Container Privilege Escalation Vulnerability Affecting Cisco Products: February 2019

A vulnerability in the Open Container Initiative runc CLI tool used by multiple products could allow an unauthenticated, remote attacker to escalate privileges on a targeted system. The vulnerability exists because the affected software improperly handles file descriptors related to /proc/self/ex...

[slackware-security] lxc

New lxc packages are available for Slackware 14.2 and -current to fix a security issue. Here are the details from the Slackware 14.2 ChangeLog: patches/packages/lxc-2.0.9d3a03247-i586-1slack14.2.txz: Upgraded. This update fixes a security issue where a malicious privileged container could overwri...

docker: insecure opening of file-descriptor allows privilege escalation

The runc component used by docker exec feature of docker allowed additional container processes to be ptraced by the pid 1 of the container. This allows the main processes of the container, if running as root, to gain low-level access to these new processes during initialization. An attacker can,...