this post was submitted on 16 May 2026
2 points (100.0% liked)

blueteamsec

792 readers
20 users here now

For [Blue|Purple] Teams in Cyber Defence - covering discovery, detection, response, threat intelligence, malware, offensive tradecraft and tooling, deception, reverse engineering etc.

founded 3 years ago
MODERATORS
digicat
2
ssh-keysign-pwn: Steal SSH host private keys and /etc/shadow via the ptrace_may_access mm-NULL bypass + pidfd_getfd. Pre-31e62c2ebbfd kernels. (github.com)
submitted 3 months ago by digicat to c/blueteamsec
1 comments fedilink hide all child comments
you are viewing a single comment's thread
view the rest of the comments
[–] digicat 1 points 3 months ago

mitigations discussion: https://www.openwall.com/lists/oss-security/2026/05/15/3