Vulnerability Description
In the Linux kernel, the following vulnerability has been resolved: iommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED syzkaller found it could overflow math in the test infrastructure and cause a WARN_ON by corrupting the reserved interval tree. This only effects test kernels with CONFIG_IOMMUFD_TEST. Validate the user input length in the test ioctl.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 6.2.1, < 6.6.120 |
References
- https://git.kernel.org/stable/c/4cc829d61f10c20523fd4085c1546e741a792a97Patch
- https://git.kernel.org/stable/c/b166b8e0a381429fefd9180e67fbc834b3cee82fPatch
- https://git.kernel.org/stable/c/e6a973af11135439de32ece3b9cbe3bfc043bea8Patch
- https://git.kernel.org/stable/c/e6c122cffcbb2e84d321ec8ba0e38ce8e7c10925Patch
FAQ
What is CVE-2025-71122?
CVE-2025-71122 is a vulnerability with a CVSS score of 7.8 (HIGH). In the Linux kernel, the following vulnerability has been resolved: iommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED syzkaller found it could overflow math in the test infrastructu...
How severe is CVE-2025-71122?
CVE-2025-71122 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-71122?
Check the references section above for vendor advisories and patch information. Affected products include: Linux Linux Kernel.