Note:
This project will be discontinued after December 13, 2021. [more]
2017-12-07
net/netfilter/xt_osf.c in the Linux kernel through 4.14.4 does not require the CAP_NET_ADMIN capability for add_callback and remove_callback operations, which allows local users to bypass intended access restrictions because the xt_osf_fingers data structure is shared across all net namespaces.
Products | Linux_kernel |
Type | Missing Authorization (CWE-862) |
First patch | - None (likely due to unavailable code) |
Links |
• https://usn.ubuntu.com/3619-1/
• http://lists.opensuse.org/opensuse-security-announce/2018-01/msg00007.html • https://usn.ubuntu.com/3583-2/ • https://usn.ubuntu.com/3617-2/ • https://www.debian.org/security/2017/dsa-4073 |