{"id":"CVE-2026-43117","revision":"322582ea628d4c099c5039151aa8f413","records":[{"revision":"322582ea628d4c099c5039151aa8f413","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-43117","aliases":[],"title":"btrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nbtrfs: tracepoints: get correct superblock from dentry in event btrfs_sync_file()\n\nIf overlay is used on top of btrfs, dentry->d_sb translates to overlay's\nsuper block and fsid assignment will lead to a crash.\n\nUse file_inode(file)->i_sb to always get btrfs_sb.","state":0,"publishedAt":"2026-05-06T07:40:41.862+00:00","modifiedAt":"2026-10-19T19:06:14.38+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                        \"include/trace/events/btrfs.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"4a7bab35fad5251c8cb738161152578cd83b6b9c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"520e8b4bcf872a534a7bf61ccf880047642df296\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"e252db8ca2a01f82d472091f35d549b313278636\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"c09a7446aab5773f38d6abb25fce99b8e1dfbc97\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"32372781d664a9b03c40343e96c29d0a6139f97d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"d110d7cdb045715c0b45b0dfd974525bb38f653d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"bc074524e123ded281cde25ebc5661910f9679e3\",\n                            \"lessThan\": \"a85b46db143fda5869e7d8df8f258ccef5fa1719\",\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                        \"include/trace/events/btrfs.h\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"4.8\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"4.8\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.258\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.209\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.175\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.136\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.83\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.24\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19.14\",\n                            \"lessThanOrEqual\": \"6.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H","score":9.1,"severity":"CRITICAL"}],"references":["https://git.kernel.org/stable/c/4a7bab35fad5251c8cb738161152578cd83b6b9c","https://git.kernel.org/stable/c/520e8b4bcf872a534a7bf61ccf880047642df296","https://git.kernel.org/stable/c/e252db8ca2a01f82d472091f35d549b313278636","https://git.kernel.org/stable/c/c09a7446aab5773f38d6abb25fce99b8e1dfbc97","https://git.kernel.org/stable/c/32372781d664a9b03c40343e96c29d0a6139f97d","https://git.kernel.org/stable/c/2e4adfaec97ee053ad1bdfb5036845e66f7e0d8a","https://git.kernel.org/stable/c/d110d7cdb045715c0b45b0dfd974525bb38f653d","https://git.kernel.org/stable/c/a85b46db143fda5869e7d8df8f258ccef5fa1719"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-43117","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-43117","identifiers":["CVE-2026-43117"]},"retained":false,"historicalAffected":[]}],"coverage":[]}