high7.8Known exploited
CVE-2026-31431
Linux Kernel Incorrect Resource Transfer Between Spheres Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-05-01. Federal due date: 2026-05-15.
"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Impact
Linux Kernel contains an incorrect resource transfer between spheres vulnerability that could allow for privilege escalation.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Linux | Linux Kernel | from 4.14 before 5.10.254 from 5.11 before 5.15.204 from 5.16 before 6.1.170 from 6.2 before 6.6.137 from 6.7 before 6.12.85 from 6.13 before 6.18.22 |
| Redhat | Openshift Container Platform | from 4.12 before 4.12.89 from 4.13 before 4.13.66 from 4.14 before 4.14.65 from 4.15 before 4.15.64 from 4.16 before 4.16.61 from 4.17 before 4.17.53 |
| Redhat | Enterprise Linux | Versions 8.0, 9.0, 10.0 |
| Redhat | Enterprise Linux Aus | Versions 8.4, 8.6 |
| Redhat | Enterprise Linux Eus | Versions 8.4, 9.4, 9.6, 10.0 |
| Redhat | Enterprise Linux Tus | Versions 8.6, 8.8 |
| Redhat | Enterprise Linux Update Services For Sap Solutions | Versions 8.6, 8.8, 9.0, 9.2 |
| Amazon | Amazon Linux | All versions |
| Canonical | Ubuntu Linux | All versions Versions 14.04, 16.04, 18.04, 20.04, 22.04 |
| Debian | Debian Linux | Versions 11.0, 12.0, 13.0 |
| Opensuse | Leap | Versions 15.3, 15.4, 15.5, 15.6 |
| Suse | Caas Platform | Version 4.0 |
Weakness classification
References
- NVD record
- CVE.org record
- CISA KEV catalog
- https://git.kernel.org/stable/c/19d43105a97be0810edbda875f2cd03f30dc130c
- https://git.kernel.org/stable/c/3115af9644c342b356f3f07a4dd1c8905cd9a6fc
- https://git.kernel.org/stable/c/893d22e0135fa394db81df88697fba6032747667
- https://git.kernel.org/stable/c/8b88d99341f139e23bdeb1027a2a3ae10d341d82
- https://git.kernel.org/stable/c/961cfa271a918ad4ae452420e7c303149002875b
- https://git.kernel.org/stable/c/a664bf3d603dc3bdcf9ae47cc21e0daec706d7a5
- https://git.kernel.org/stable/c/ce42ee423e58dffa5ec03524054c9d8bfd4f6237
- https://git.kernel.org/stable/c/fafe0fa2995a0f7073c1c358d7d3145bcc9aedd8
- http://www.openwall.com/lists/oss-security/2026/04/29/23
- http://www.openwall.com/lists/oss-security/2026/04/29/25
- http://www.openwall.com/lists/oss-security/2026/04/29/26
- http://www.openwall.com/lists/oss-security/2026/04/30/10
- http://www.openwall.com/lists/oss-security/2026/04/30/11
- http://www.openwall.com/lists/oss-security/2026/04/30/12
- http://www.openwall.com/lists/oss-security/2026/04/30/14
- http://www.openwall.com/lists/oss-security/2026/04/30/15
- http://www.openwall.com/lists/oss-security/2026/04/30/16
- http://www.openwall.com/lists/oss-security/2026/04/30/17
- http://www.openwall.com/lists/oss-security/2026/04/30/18
- http://www.openwall.com/lists/oss-security/2026/04/30/2
- http://www.openwall.com/lists/oss-security/2026/04/30/20
- http://www.openwall.com/lists/oss-security/2026/04/30/5
- http://www.openwall.com/lists/oss-security/2026/04/30/6
- http://www.openwall.com/lists/oss-security/2026/05/01/10
- http://www.openwall.com/lists/oss-security/2026/05/01/12