{"schema":"threatline.record/2","record":{"id":"CVE-2026-98879","aliases":[],"summary":"isofs: handle set_blocksize failures","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nisofs: handle set_blocksize failures\n\nisofs uses buffer_heads, which don't handle block size > PAGE_SIZE well.\nWithout this, mounting we will hit the\n\n        BUG_ON(offset >= folio_size(folio));\n\nin folio_set_bh on the first __bread_gfp call.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Linux","vendor":"Linux","versions":[{"lessThan":"6db7f0ba365786304558db6a3d52013ae176e03e","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"61f277bf35f533b602984f0e55900111fe52f31a","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"cebde6d88e34396c29f2f001d90e921677cc17d6","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"28d1f6aa14f5924e36602b7a31c9141d34de0b9c","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"9c97e3b1152d3092581745189f5d2f04c6404ef9","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"9584ab6283721e5aab485c79bd06c2f78d89e55c","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"25ef4c4d9f0e96fb89c0ae0d7127c3f12a31bc32","status":"affected","version":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2","versionType":"git"},{"lessThan":"5.10.271","status":"affected","version":"0","versionType":"semver"},{"lessThan":"5.15.222","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.1.189","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.6.158","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.12.111","status":"affected","version":"0","versionType":"semver"},{"lessThan":"6.18.53","status":"affected","version":"0","versionType":"semver"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","product":"Linux","vendor":"Linux","versions":[{"lessThanOrEqual":"5.10.*","status":"unaffected","version":"5.10.271","versionType":"semver"},{"lessThanOrEqual":"5.15.*","status":"unaffected","version":"5.15.222","versionType":"semver"},{"lessThanOrEqual":"6.1.*","status":"unaffected","version":"6.1.189","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.158","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.111","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.53","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.2","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"6db7f0ba365786304558db6a3d52013ae176e03e","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"61f277bf35f533b602984f0e55900111fe52f31a","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"28d1f6aa14f5924e36602b7a31c9141d34de0b9c","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"9c97e3b1152d3092581745189f5d2f04c6404ef9","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"9584ab6283721e5aab485c79bd06c2f78d89e55c","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"25ef4c4d9f0e96fb89c0ae0d7127c3f12a31bc32","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"5.10.271","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"5.15.222","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"6.1.189","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"6.6.158","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"6.12.111","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","source_modified_at":"2026-10-23T11:37:28.048Z","fetched_at":"2026-10-23T18:42:43.628194Z","package":{"name":"Linux","ecosystem":null},"version":"6.18.53","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00215,"percentile":0.1128,"score_date":"2026-10-24"},"published_at":"2026-10-23T11:37:28.048Z","modified_at":"2026-10-23T11:37:28.048Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98879","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23T11:37:28.048Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98879","fetched_at":"2026-10-24T18:03:20.872036Z","source_modified_at":"2026-10-24"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/6db7f0ba365786304558db6a3d52013ae176e03e"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/61f277bf35f533b602984f0e55900111fe52f31a"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/cebde6d88e34396c29f2f001d90e921677cc17d6"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/28d1f6aa14f5924e36602b7a31c9141d34de0b9c"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/9c97e3b1152d3092581745189f5d2f04c6404ef9"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/9584ab6283721e5aab485c79bd06c2f78d89e55c"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/25ef4c4d9f0e96fb89c0ae0d7127c3f12a31bc32"}],"locations":[],"motoko_assessment":{"status":"requires_architecture_review","automatic_remediation":false},"cve_state":"PUBLISHED","classification":{"method":"product-first software-layer rules","rules_version":"2.1","matched_on":"product","confidence":"heuristic","reviewed":false},"change_timestamp":"2026-10-23T11:37:28.048Z","content_hash":"076610696c4519995d0b88ee49f5bf5ed2fea3ea54a95cfa2ce8a61169c308f6"}}