CVE detail
CVE-2026-31431: Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability
Source: CISA Known Exploited Vulnerabilities catalog · back to feed
Vendor / product
Linux · Kernel
- Date added (KEV)
- May 01, 2026
- CISA due date
- May 15, 2026
- Ransomware campaign use
- Unknown
Required action
"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Vendor fix: Vendor advisory
Scorifya interpretation
AI-generatedA short, structured read of the record above — generated when this page first loads, then cached for a week.
Plain English
Technical detail
From CISA
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.
https://lore.kernel.org/linux-cve-announce/2026042214-CVE-2026-31431-3d65@gregkh/; https://xint.io/blog/copy-fail-linux-distributions#the-fix-6 ; https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/about/ ; https://nvd.nist.gov/vuln/detail/CVE-2026-31431
References
- https://lore.kernel.org/linux-cve-announce/2026042214-CVE-2026-31431-3d65@gregkh/Vendor Advisory
- https://git.kernel.org/stable/c/19d43105a97be0810edbda875f2cd03f30dc130cPatch
- https://git.kernel.org/stable/c/3115af9644c342b356f3f07a4dd1c8905cd9a6fcPatch
- https://git.kernel.org/stable/c/893d22e0135fa394db81df88697fba6032747667Patch
- https://git.kernel.org/stable/c/8b88d99341f139e23bdeb1027a2a3ae10d341d82Patch
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