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CVE-2025-71122

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CVE-2025-71122

Published: Jan 14, 2026

Modified: May 11, 2026

PUBLISHED

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.

VendorProductVersions

Linux

Linux

affected
f4b20bb34c83dceade5470288f48f94ce3598ada - < 4cc829d61f10c20523fd4085c1546e741a792a97
affected
f4b20bb34c83dceade5470288f48f94ce3598ada - < e6c122cffcbb2e84d321ec8ba0e38ce8e7c10925
affected
f4b20bb34c83dceade5470288f48f94ce3598ada - < b166b8e0a381429fefd9180e67fbc834b3cee82f
affected
f4b20bb34c83dceade5470288f48f94ce3598ada - < e6a973af11135439de32ece3b9cbe3bfc043bea8

Linux

Linux

affected
6.2
unaffected
0 - < 6.2
unaffected
6.6.120 - <= 6.6.*
unaffected
6.12.64 - <= 6.12.*
unaffected
6.18.3 - <= 6.18.*

+1 more versions

References

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