{"id":"CVE-2026-99080","revision":"c7404e3412134fec98e04a26ea1139cf","records":[{"revision":"c7404e3412134fec98e04a26ea1139cf","observedAt":"2026-10-23T16:01:20.601+00:00","statement":{"source":"cve-program","id":"CVE-2026-99080","aliases":[],"title":"fs: Free any excess xarray nodes in clear_inode()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs: Free any excess xarray nodes in clear_inode()\n\nFor many years we've had a hard to hit leak of xarray nodes.  Hugh\ndocumented it well in commit 786b31121a2c.  Recently people and\nsyzbot have found ways to force it to happen with madvise.  Rather\nthan fix the leaks where they happen, just call xa_destroy() which\nhas the side-effect of cycling the i_pages lock.","state":0,"publishedAt":"2026-10-23T12:23:27.393+00:00","modifiedAt":"2026-10-23T12:23:27.393+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/inode.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"f1c966eb6ed5e190c90a56c5bdaa69967de39f21\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"21f51434c47d8628b62275ae6c6ad6b573abcd02\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"50cff3f112d64db6e5f57355f79bc837db8fe132\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"43f830e2bb84b22ca824b20bb861d823ecb520bd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2\",\n                            \"lessThan\": \"ee3f011250104129893d8e9599147e457d4d7280\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.6.160\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.12.113\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.18.57\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"7.2.11\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\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/inode.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.6.160\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.113\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.57\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.11\",\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/f1c966eb6ed5e190c90a56c5bdaa69967de39f21","https://git.kernel.org/stable/c/21f51434c47d8628b62275ae6c6ad6b573abcd02","https://git.kernel.org/stable/c/50cff3f112d64db6e5f57355f79bc837db8fe132","https://git.kernel.org/stable/c/43f830e2bb84b22ca824b20bb861d823ecb520bd","https://git.kernel.org/stable/c/ee3f011250104129893d8e9599147e457d4d7280"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-99080","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-99080","identifiers":["CVE-2026-99080"]},"retained":false,"historicalAffected":[]}],"coverage":[]}