{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-71122","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-01-13T15:30:19.654Z","datePublished":"2026-01-14T15:06:08.556Z","dateUpdated":"2026-05-11T21:55:23.921Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-05-11T21:55:23.921Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\niommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED\n\nsyzkaller found it could overflow math in the test infrastructure and\ncause a WARN_ON by corrupting the reserved interval tree. This only\neffects test kernels with CONFIG_IOMMUFD_TEST.\n\nValidate the user input length in the test ioctl."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommufd/selftest.c"],"versions":[{"version":"f4b20bb34c83dceade5470288f48f94ce3598ada","lessThan":"4cc829d61f10c20523fd4085c1546e741a792a97","status":"affected","versionType":"git"},{"version":"f4b20bb34c83dceade5470288f48f94ce3598ada","lessThan":"e6c122cffcbb2e84d321ec8ba0e38ce8e7c10925","status":"affected","versionType":"git"},{"version":"f4b20bb34c83dceade5470288f48f94ce3598ada","lessThan":"b166b8e0a381429fefd9180e67fbc834b3cee82f","status":"affected","versionType":"git"},{"version":"f4b20bb34c83dceade5470288f48f94ce3598ada","lessThan":"e6a973af11135439de32ece3b9cbe3bfc043bea8","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/iommu/iommufd/selftest.c"],"versions":[{"version":"6.2","status":"affected"},{"version":"0","lessThan":"6.2","status":"unaffected","versionType":"semver"},{"version":"6.6.120","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.64","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.3","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"6.19","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.6.120"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.12.64"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.18.3"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.2","versionEndExcluding":"6.19"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/4cc829d61f10c20523fd4085c1546e741a792a97"},{"url":"https://git.kernel.org/stable/c/e6c122cffcbb2e84d321ec8ba0e38ce8e7c10925"},{"url":"https://git.kernel.org/stable/c/b166b8e0a381429fefd9180e67fbc834b3cee82f"},{"url":"https://git.kernel.org/stable/c/e6a973af11135439de32ece3b9cbe3bfc043bea8"}],"title":"iommufd/selftest: Check for overflow in IOMMU_TEST_OP_ADD_RESERVED","x_generator":{"engine":"bippy-1.2.0"}}}}