{"id":"CVE-2026-90283","revision":"ff9c9ab245e84fa680ddd98dfa2b3848","records":[{"revision":"ff9c9ab245e84fa680ddd98dfa2b3848","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90283","aliases":[],"title":"hugetlbfs: release subpool on fill_super failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nhugetlbfs: release subpool on fill_super failure\n\nhugetlbfs_fill_super() allocates a hugepage subpool when size or min_size\nmount options are specified.  hugepage_new_subpool() may also reserve huge\npages for min_size.\n\nIf root dentry creation fails after the subpool is created, the failure\npath frees the subpool with kfree().  This bypasses hugepage_put_subpool()\nand can leave min_size reservations charged.\n\nUse hugepage_put_subpool() on the failure path, matching the normal\nput_super path.","state":0,"publishedAt":"2026-09-17T16:08:13.356+00:00","modifiedAt":"2026-10-19T09:01:01.727+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/hugetlbfs/inode.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"f2d6cea221d777fab3ba18f805ba4c17c90e0b8b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"91c4f3a87862fd86594d5945512decbfa0b1d13d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"04f0354a4abf6793aa5b3f32e2b019ab206f344d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"5b7fc7a1ce2a5f2cd8ed80a883157c7108074e0b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"1d8be4ee81e73fcc52e58f47842d9a2277cfeaaa\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"dfe848cadfde4179a0691da34f4bed36ff7185b5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"dc2bd517ac0bce4ec7498644bd16b6db502df8e2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"7ca02d0ae586fe7df59632966a64f3f1a756ef05\",\n                            \"lessThan\": \"308ab73e97c87bd0e142b11758faab7f88d82854\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"fs/hugetlbfs/inode.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.1\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.1\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.270\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.221\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.188\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.157\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/f2d6cea221d777fab3ba18f805ba4c17c90e0b8b","https://git.kernel.org/stable/c/91c4f3a87862fd86594d5945512decbfa0b1d13d","https://git.kernel.org/stable/c/04f0354a4abf6793aa5b3f32e2b019ab206f344d","https://git.kernel.org/stable/c/5b7fc7a1ce2a5f2cd8ed80a883157c7108074e0b","https://git.kernel.org/stable/c/1d8be4ee81e73fcc52e58f47842d9a2277cfeaaa","https://git.kernel.org/stable/c/dfe848cadfde4179a0691da34f4bed36ff7185b5","https://git.kernel.org/stable/c/dc2bd517ac0bce4ec7498644bd16b6db502df8e2","https://git.kernel.org/stable/c/308ab73e97c87bd0e142b11758faab7f88d82854"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90283","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90283","identifiers":["CVE-2026-90283"]},"retained":false,"historicalAffected":[]}],"coverage":[]}