{"schema":"threatline.record/2","record":{"id":"CVE-2026-98593","aliases":[],"summary":"s390/debug: Fix NULL pointer dereference in debug_info_copy()","details":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/debug: Fix NULL pointer dereference in debug_info_copy()\n\nWhen debug_register_static() fails, it clears areas, active_pages and\nactive_entries but leaves the area bounds unchanged. Copying such an\narea, either by opening its view file or via debug_dump(), makes\ndebug_info_copy() dereference the NULL pointers.\n\nSkip the copy loop when the source has no areas.","categories":["Operating systems"],"product":"Linux","vendor":"Linux","ecosystem":null,"affected_ranges":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"a19bede30f0da5ae56782edac62b5998a7434cba","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"33f706884821da9cb55b650b7b1d4f2bdf800137","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"9c6af88fbefbe77608b77409df23a1617e28398c","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"c593f38e1cdb92f87d01be4c4e5ac12417b1454b","status":"affected","versionType":"git"},{"version":"d72541f945127b4873dace501406a1bc8cd8e1e9","lessThan":"012bfcd5a51082d5a65f096dfb9ca652b5267965","status":"affected","versionType":"git"}],"defaultStatus":"unaffected"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","product":"Linux","vendor":"Linux","versions":[{"version":"5.15","status":"affected"},{"version":"0","lessThan":"5.15","status":"unaffected","versionType":"semver"},{"version":"5.15.222","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.189","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.158","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.112","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.55","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.2.9","lessThanOrEqual":"7.2.*","status":"unaffected","versionType":"semver"},{"version":"7.3","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}],"defaultStatus":"affected"}],"fixed_versions":[{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"33f706884821da9cb55b650b7b1d4f2bdf800137","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"9c6af88fbefbe77608b77409df23a1617e28398c","basis":"first unaffected version stated in the CVE record"},{"source":"CVE List","source_url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","source_modified_at":"2026-10-19T09:22:18.775Z","fetched_at":"2026-10-23T18:45:31.882637Z","package":{"name":"Linux","ecosystem":null},"version":"012bfcd5a51082d5a65f096dfb9ca652b5267965","basis":"first unaffected version stated in the CVE record"}],"cvss":null,"severity":null,"kev":{"listed":false},"epss":{"probability":0.00172,"percentile":0.06315,"score_date":"2026-10-23"},"published_at":"2026-10-18T15:19:05.272Z","modified_at":"2026-10-19T09:22:18.775Z","provenance":[{"source":"CVE List","url":"https://www.cve.org/CVERecord?id=CVE-2026-98593","fetched_at":"2026-10-23T18:45:31.882637Z","source_modified_at":"2026-10-19T09:22:18.775Z"},{"source":"EPSS","url":"https://api.first.org/data/v1/epss?cve=CVE-2026-98593","fetched_at":"2026-10-23T18:42:43.628194Z","source_modified_at":"2026-10-23"}],"sources":["CVE List","EPSS"],"references":[{"source":"CVE List","url":"https://git.kernel.org/stable/c/13decd3b3b3a4d8a2e603fb8c9ffde0c6be3c225"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/a19bede30f0da5ae56782edac62b5998a7434cba"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/33f706884821da9cb55b650b7b1d4f2bdf800137"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/2de9c458cc49d8db6408a7c5fbf0c7c94fe4d52b"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/9c6af88fbefbe77608b77409df23a1617e28398c"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/c593f38e1cdb92f87d01be4c4e5ac12417b1454b"},{"source":"CVE List","url":"https://git.kernel.org/stable/c/012bfcd5a51082d5a65f096dfb9ca652b5267965"}],"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":"2026-10-19T09:22:18.775Z","content_hash":"8b751d61cdd59f4013bcf74c8c1137f9592376cb66ceb2376abc12cde3f4b1a6"}}