CVE-2026-31431
Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability
7.8
CVSS
94.5%
EPSS (exploit prob.)
99.8%
EPSS percentile
Yes
Actively exploited
No
Ransomware use
2026-05-01
Added
Summary
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.
Affected software
Vendor: Linux · Product: Kernel
Weakness types (CWE):
CWE-669CWE-1288
What to do
This vulnerability appears in CISA's Known Exploited Vulnerabilities catalog, meaning it is being exploited in the wild. Prioritize patching affected systems and verify exposure across your estate.
Related vulnerabilities in Linux
| CVE | Name | EPSS | Exploited |
|---|---|---|---|
| CVE-2022-0847 | Linux Kernel Privilege Escalation Vulnerability | 88.6% | Yes |
| CVE-2016-5195 | Linux Kernel Race Condition Vulnerability | 83.0% | Yes |
| CVE-2021-22555 | Linux Kernel Heap Out-of-Bounds Write Vulnerability | 78.7% | Yes |
| CVE-2019-13272 | Linux Kernel Improper Privilege Management Vulnerability | 52.2% | Yes |
| CVE-2013-2094 | Linux Kernel Privilege Escalation Vulnerability | 47.7% | Yes |
| CVE-2021-3493 | Linux Kernel Privilege Escalation Vulnerability | 44.0% | Yes |
| CVE-2013-6282 | Linux Kernel Improper Input Validation Vulnerability | 39.7% | Yes |
| CVE-2014-3153 | Linux Kernel Privilege Escalation Vulnerability | 37.2% | Yes |
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