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arch/x86/entry/entry_64.S in the Linux kernel before 4.1.6 on the x86_64 platform mishandles IRET faults in processing NMIs that occurred during userspace execution which might allow local users to gain privileges by triggering an NMI.

🗓️ 16 Feb 2024 08:00:00Reported by MicrosoftType 
mscve
 mscve
🔗 msrc.microsoft.com👁 3 Views

Linux kernel flaw on x86 architecture pre 4.1.6 mishandles IRET faults during non maskable interrupts in userspace enabling privilege escalation.

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18 Feb 2026 22:35Current
6.8Medium risk
Vulners AI Score6.8
CVSS 27.2
EPSS0.00219
3