CVE-2025-68817

{"id": "CVE-2025-68817", "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}]}, "published": "2026-01-13T16:16:03.983", "references": [{"url": "https://git.kernel.org/stable/c/063cbbc6f595ea36ad146e1b7d2af820894beb21", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/21a3d01fc6db5129f81edb0ab7cb94fd758bcbea", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/446beed646b2e426dd53d27358365f8678e1dd01", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/b39a1833cc4a2755b02603eec3a71a85e9dff926", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d092de8a26c952379ded8e6b0bda31d89befac1a", "tags": ["Patch"], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}, {"url": "https://git.kernel.org/stable/c/d64977495e44855f2b28d8ce56107c963a7a50e4", "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\nksmbd: fix use-after-free in ksmbd_tree_connect_put under concurrency\n\nUnder high concurrency, A tree-connection object (tcon) is freed on\na disconnect path while another path still holds a reference and later\nexecutes *_put()/write on it."}], "lastModified": "2026-02-26T18:43:18.717", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E1261CF8-0493-4918-93E6-5CC197F7F5E8", "versionEndExcluding": "5.15.199", "versionStartIncluding": "5.15.145"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "9295139C-2E02-401E-8245-07E821E9CCF0", "versionEndExcluding": "6.1.160", "versionStartIncluding": "6.1.71"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C5F84D90-D922-47D3-B042-99569840DD8F", "versionEndExcluding": "6.6.120", "versionStartIncluding": "6.6.1"}, {"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:6.6:-:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E346B162-D566-4E62-ABDE-ECBFB21B8BFD"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc5:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E7C78D0A-C4A2-4D41-B726-8979E33AD0F9"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc6:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "E114E9DD-F7E1-40CC-AAD5-F14E586CB2E6"}, {"criteria": "cpe:2.3:o:linux:linux_kernel:6.6:rc7:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DC5BD782-474C-4A68-AED7-6EC818FF89AE"}], "operator": "OR"}]}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}