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oss-security - Logic bug in the Linux kernel's __ptrace_may_access() function (opens in new tab)

Covered by 4 sources See all sources covering this story including buttondown.com, theregisterDiscussed on Hacker News and Hacker News

Covered in 4 articles

the grugq's newsletter via buttondown.com·

May 16, 2026

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theregister·

Linux kernel flaw opens root-only files to unprivileged users

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needhelp.icu·

SSH-Keysign-Pwn: Reading Root-Owned Files via a Ptrace Logic Bug

Discussed on Hacker News
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Blog on AlmaLinux·

ssh-keysign-pwn (CVE-2026-46333): Patched kernels available in testing

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