3 outlets·3 reports
Dangerous New Linux Exploit Gives Attackers Root Access to Countless Computers

ThinkingNews Desk · how this was written
CopyFail is a Linux vulnerability that allows unprivileged users to obtain administrative (root) privileges on affected systems. Although patches have been released, many distributions have not yet incorporated the fix, leaving numerous PCs and data-center servers still vulnerable.
Written from all 3 reports below, not from any single one.
How it was reported
- Hacker News·CopyFail Was Not Disclosed to Distros
- TechMeme·Researchers detail CopyFail, a now-patched Linux vulnerability that lets unprivileged users gain admin access, as many distributions have yet to add fixes (Dan Goodin/Ars Technica)
- Wired·Dangerous New Linux Exploit Gives Attackers Root Access to Countless Computers
The CopyFail exploit, tracked as CVE-2026-31431, gives attackers root access to Linux systems. It affects PCs and data center servers. Patches are available, but many machines remain vulnerable.
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