{"api_version":"1","generated_at":"2026-10-01T10:27:31+00:00","cve":"CVE-2026-97980","urls":{"html":"https://cve.report/CVE-2026-97980","api":"https://cve.report/api/cve/CVE-2026-97980.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97980","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97980"},"summary":{"title":"s390/debug: Fix NULL pointer dereference in debug_set_level()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/debug: Fix NULL pointer dereference in debug_set_level()\n\nCommit a2cec6863709 (\"s390/debug: Add s390dbf kernel parameter\")\nincorrectly removed a null-id check from debug_set_level(), introducing\na possible NULL pointer dereference for debug-API users that put\ndebug_register() results unchecked into debug_set_level().\n\nFix this by moving the check from the internal _debug_set_level()\nvariant back to the external debug_set_level() wrapper.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-25 11:17:26","updated_at":"2026-09-25 11:17:26"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/b1eb31d533cdfcae1011ed53850d52f36afe5774","name":"https://git.kernel.org/stable/c/b1eb31d533cdfcae1011ed53850d52f36afe5774","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/716e1cd3783806929407dbd596e6b1118971eb9e","name":"https://git.kernel.org/stable/c/716e1cd3783806929407dbd596e6b1118971eb9e","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97980","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97980","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a2cec6863709d6673a025acc066c962b85a75842 716e1cd3783806929407dbd596e6b1118971eb9e git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected a2cec6863709d6673a025acc066c962b85a75842 b1eb31d533cdfcae1011ed53850d52f36afe5774 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 7.2","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.2.7 7.2.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.3-rc3 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"97980","cve":"CVE-2026-97980","epss":"0.001550000","percentile":"0.039810000","score_date":"2026-09-27","updated_at":"2026-09-28 00:02:24"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["arch/s390/kernel/debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"716e1cd3783806929407dbd596e6b1118971eb9e","status":"affected","version":"a2cec6863709d6673a025acc066c962b85a75842","versionType":"git"},{"lessThan":"b1eb31d533cdfcae1011ed53850d52f36afe5774","status":"affected","version":"a2cec6863709d6673a025acc066c962b85a75842","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["arch/s390/kernel/debug.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"7.2"},{"lessThan":"7.2","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"7.2.*","status":"unaffected","version":"7.2.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.3-rc3","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.7","versionStartIncluding":"7.2","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc3","versionStartIncluding":"7.2","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/debug: Fix NULL pointer dereference in debug_set_level()\n\nCommit a2cec6863709 (\"s390/debug: Add s390dbf kernel parameter\")\nincorrectly removed a null-id check from debug_set_level(), introducing\na possible NULL pointer dereference for debug-API users that put\ndebug_register() results unchecked into debug_set_level().\n\nFix this by moving the check from the internal _debug_set_level()\nvariant back to the external debug_set_level() wrapper."}],"providerMetadata":{"dateUpdated":"2026-09-25T10:23:17.075Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/716e1cd3783806929407dbd596e6b1118971eb9e"},{"url":"https://git.kernel.org/stable/c/b1eb31d533cdfcae1011ed53850d52f36afe5774"}],"title":"s390/debug: Fix NULL pointer dereference in debug_set_level()","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-97980","datePublished":"2026-09-25T10:23:17.075Z","dateReserved":"2026-09-25T10:18:58.208Z","dateUpdated":"2026-09-25T10:23:17.075Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 11:17:26","lastModifiedDate":"2026-09-25 11:17:26","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97980","Ordinal":"1","Title":"s390/debug: Fix NULL pointer dereference in debug_set_level()","CVE":"CVE-2026-97980","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97980","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\ns390/debug: Fix NULL pointer dereference in debug_set_level()\n\nCommit a2cec6863709 (\"s390/debug: Add s390dbf kernel parameter\")\nincorrectly removed a null-id check from debug_set_level(), introducing\na possible NULL pointer dereference for debug-API users that put\ndebug_register() results unchecked into debug_set_level().\n\nFix this by moving the check from the internal _debug_set_level()\nvariant back to the external debug_set_level() wrapper.","Type":"Description","Title":"s390/debug: Fix NULL pointer dereference in debug_set_level()"}]}}}