CVE-2025-71071

{"id": "CVE-2025-71071", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 7.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.8}]}, "affected": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "affectedData": [{"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "8412e5dd24ffc8bc21a00bfaa0b80d4596cdc9da", "lessThan": "896ec55da3b90bdb9fc04fedc17ad8c359b2eee5", "versionType": "git"}, {"status": "affected", "version": "26593928564cf5b576ff05d3cbd958f57c9534bb", "lessThan": "5c04217d06a1161aaf36267e9d971ab6f847d5a7", "versionType": "git"}, {"status": "affected", "version": "26593928564cf5b576ff05d3cbd958f57c9534bb", "lessThan": "1ef70a0b104ae8011811f60bcfaa55ff49385171", "versionType": "git"}, {"status": "affected", "version": "26593928564cf5b576ff05d3cbd958f57c9534bb", "lessThan": "f6c08d3aa441bbc1956e9d65f1cbb89113a5aa8a", "versionType": "git"}, {"status": "affected", "version": "26593928564cf5b576ff05d3cbd958f57c9534bb", "lessThan": "de83d4617f9fe059623e97acf7e1e10d209625b5", "versionType": "git"}, {"status": "affected", "version": "51080de72e26771f0ed9d44982974279ccbc92b8", "versionType": "git"}, {"status": "affected", "version": "6.1.2", "lessThan": "6.1.160", "versionType": "semver"}, {"status": "affected", "version": "6.0.16", "lessThan": "6.1", "versionType": "semver"}], "programFiles": ["drivers/iommu/mtk_iommu.c"], "defaultStatus": "unaffected"}, {"repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "product": "Linux", "versions": [{"status": "affected", "version": "6.2"}, {"status": "unaffected", "version": "0", "lessThan": "6.2", "versionType": "semver"}, {"status": "unaffected", "version": "6.1.160", "versionType": "semver", "lessThanOrEqual": "6.1.*"}, {"status": "unaffected", "version": "6.6.120", "versionType": "semver", "lessThanOrEqual": "6.6.*"}, {"status": "unaffected", "version": "6.12.64", "versionType": "semver", "lessThanOrEqual": "6.12.*"}, {"status": "unaffected", "version": "6.18.3", "versionType": "semver", "lessThanOrEqual": "6.18.*"}, {"status": "unaffected", "version": "6.19", "versionType": "original_commit_for_fix", "lessThanOrEqual": "*"}], "programFiles": ["drivers/iommu/mtk_iommu.c"], "defaultStatus": "affected"}]}], "published": "2026-01-13T16:16:06.520", "references": [{"url": "https://git.kernel.org/stable/c/1ef70a0b104ae8011811f60bcfaa55ff49385171", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/5c04217d06a1161aaf36267e9d971ab6f847d5a7", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/896ec55da3b90bdb9fc04fedc17ad8c359b2eee5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/de83d4617f9fe059623e97acf7e1e10d209625b5", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/f6c08d3aa441bbc1956e9d65f1cbb89113a5aa8a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-416"}]}], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\niommu/mediatek: fix use-after-free on probe deferral\n\nThe driver is dropping the references taken to the larb devices during\nprobe after successful lookup as well as on errors. This can\npotentially lead to a use-after-free in case a larb device has not yet\nbeen bound to its driver so that the iommu driver probe defers.\n\nFix this by keeping the references as expected while the iommu driver is\nbound."}, {"lang": "es", "value": "En el kernel de Linux, la siguiente vulnerabilidad ha sido resuelta:\n\niommu/mediatek: corregir uso despu\u00e9s de liberaci\u00f3n en el aplazamiento de la detecci\u00f3n\n\nEl controlador est\u00e1 liberando las referencias tomadas a los dispositivos larb durante la detecci\u00f3n despu\u00e9s de una b\u00fasqueda exitosa, as\u00ed como en caso de errores. Esto puede conducir potencialmente a un uso despu\u00e9s de liberaci\u00f3n en caso de que un dispositivo larb a\u00fan no se haya vinculado a su controlador, de modo que la detecci\u00f3n del controlador iommu se aplace.\n\nCorregir esto al mantener las referencias como se espera mientras el controlador iommu est\u00e1 vinculado."}], "lastModified": "2026-06-17T10:03:36.090", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "6C7522E3-150F-436D-BBD7-96C7B4B795ED", "versionEndExcluding": "6.1", "versionStartIncluding": "6.0.16"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "96080E05-6056-48D6-A5E4-A7E6458C9146", "versionEndExcluding": "6.1.160", "versionStartIncluding": "6.1.2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "528CCBAC-105D-4B7E-B115-EAB6707955CF", "versionEndExcluding": "6.6.120", "versionStartIncluding": "6.2.1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "32BF4A52-377C-44ED-B5E6-7EA5D896E98B", "versionEndExcluding": "6.12.64", "versionStartIncluding": "6.7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2DC484D8-FB4F-4112-900F-AE333B6FE7A7", "versionEndExcluding": "6.18.3", "versionStartIncluding": "6.13"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.2:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3ADCCCEE-143A-4B48-9B2A-0CB97BD385DE"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "17B67AA7-40D6-4AFA-8459-F200F3D7CFD1"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C47E4CC9-C826-4FA9-B014-7FE3D9B318B2"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc3:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F71D92C0-C023-48BD-B3B6-70B638EEE298"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc4:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "13580667-0A98-40CC-B29F-D12790B91BDB"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CAD1FED7-CF48-47BF-AC7D-7B6FA3C065FC"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3EF854A1-ABB1-4E93-BE9A-44569EC76C0D"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F5DC0CA6-F0AF-4DDF-A882-3DADB9A886A7"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.19:rc8:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "EB5B7DFC-C36B-45D8-922C-877569FDDF43"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}