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PT-2026-43930

🗓️ 27 May 2026 00:00:00Reported by Positive TechnologiesType 
ptsecurity
 ptsecurity
🔗 dbugs.ptsecurity.com👁 20 Views

Linux kernel x86 shadow stack sigreturn deadlock fixed by removing mmap lock during user space read and using per VMA lock speculation.

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08 Jul 2026 00:00Current
6Medium risk
Vulners AI Score6
CVSS 3.15.5
EPSS0.00094
20