{"api_version":"1","generated_at":"2026-10-01T12:49:24+00:00","cve":"CVE-2026-97600","urls":{"html":"https://cve.report/CVE-2026-97600","api":"https://cve.report/api/cve/CVE-2026-97600.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-97600","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-97600"},"summary":{"title":"ieee802154: cc2520: fix FIFOP work use-after-free","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: cc2520: fix FIFOP work use-after-free\n\nThe FIFOP interrupt handler queues cc2520_fifop_irqwork.  On removal,\ncc2520_remove() only flushes the work.  The devm-managed FIFOP IRQ\nremains active until after ->remove() returns and can queue the work\nagain after that flush, allowing it to run after the private data is\nreleased.\n\nDisable the work with disable_work_sync() instead of flushing it, so\nthe handler can no longer queue it once removal begins.  Destroy the\nbuffer mutex last, since the worker and the stop callback invoked\nthrough ieee802154_unregister_hw() both take it.\n\nFound by an in-house static analysis tool.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-09-25 11:17:11","updated_at":"2026-09-25 11:17:11"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/890a80d516a1447db5c21bf92841a82914ea897d","name":"https://git.kernel.org/stable/c/890a80d516a1447db5c21bf92841a82914ea897d","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/c68fd52c73b676aee67020011e98fea125a978f4","name":"https://git.kernel.org/stable/c/c68fd52c73b676aee67020011e98fea125a978f4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/56a9919d8494fb118eebf167bef0622528fbf2e7","name":"https://git.kernel.org/stable/c/56a9919d8494fb118eebf167bef0622528fbf2e7","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/ff5891b266a7fc6a062710836be84f1cc19338b5","name":"https://git.kernel.org/stable/c/ff5891b266a7fc6a062710836be84f1cc19338b5","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-97600","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-97600","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0da6bc8cc3417a5e452efb886ff2c61e72b743d6 56a9919d8494fb118eebf167bef0622528fbf2e7 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0da6bc8cc3417a5e452efb886ff2c61e72b743d6 c68fd52c73b676aee67020011e98fea125a978f4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0da6bc8cc3417a5e452efb886ff2c61e72b743d6 890a80d516a1447db5c21bf92841a82914ea897d git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 0da6bc8cc3417a5e452efb886ff2c61e72b743d6 ff5891b266a7fc6a062710836be84f1cc19338b5 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 3.17","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 3.17 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.111 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.53 6.18.* 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":"97600","cve":"CVE-2026-97600","epss":"0.002000000","percentile":"0.088270000","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":["drivers/net/ieee802154/cc2520.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"56a9919d8494fb118eebf167bef0622528fbf2e7","status":"affected","version":"0da6bc8cc3417a5e452efb886ff2c61e72b743d6","versionType":"git"},{"lessThan":"c68fd52c73b676aee67020011e98fea125a978f4","status":"affected","version":"0da6bc8cc3417a5e452efb886ff2c61e72b743d6","versionType":"git"},{"lessThan":"890a80d516a1447db5c21bf92841a82914ea897d","status":"affected","version":"0da6bc8cc3417a5e452efb886ff2c61e72b743d6","versionType":"git"},{"lessThan":"ff5891b266a7fc6a062710836be84f1cc19338b5","status":"affected","version":"0da6bc8cc3417a5e452efb886ff2c61e72b743d6","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/net/ieee802154/cc2520.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"3.17"},{"lessThan":"3.17","status":"unaffected","version":"0","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":"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":"6.12.111","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.53","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.2.7","versionStartIncluding":"3.17","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.3-rc3","versionStartIncluding":"3.17","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: cc2520: fix FIFOP work use-after-free\n\nThe FIFOP interrupt handler queues cc2520_fifop_irqwork.  On removal,\ncc2520_remove() only flushes the work.  The devm-managed FIFOP IRQ\nremains active until after ->remove() returns and can queue the work\nagain after that flush, allowing it to run after the private data is\nreleased.\n\nDisable the work with disable_work_sync() instead of flushing it, so\nthe handler can no longer queue it once removal begins.  Destroy the\nbuffer mutex last, since the worker and the stop callback invoked\nthrough ieee802154_unregister_hw() both take it.\n\nFound by an in-house static analysis tool."}],"providerMetadata":{"dateUpdated":"2026-09-25T10:22:14.197Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/56a9919d8494fb118eebf167bef0622528fbf2e7"},{"url":"https://git.kernel.org/stable/c/c68fd52c73b676aee67020011e98fea125a978f4"},{"url":"https://git.kernel.org/stable/c/890a80d516a1447db5c21bf92841a82914ea897d"},{"url":"https://git.kernel.org/stable/c/ff5891b266a7fc6a062710836be84f1cc19338b5"}],"title":"ieee802154: cc2520: fix FIFOP work use-after-free","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-97600","datePublished":"2026-09-25T10:22:14.197Z","dateReserved":"2026-09-24T16:01:01.158Z","dateUpdated":"2026-09-25T10:22:14.197Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-09-25 11:17:11","lastModifiedDate":"2026-09-25 11:17:11","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"97600","Ordinal":"1","Title":"ieee802154: cc2520: fix FIFOP work use-after-free","CVE":"CVE-2026-97600","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"97600","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nieee802154: cc2520: fix FIFOP work use-after-free\n\nThe FIFOP interrupt handler queues cc2520_fifop_irqwork.  On removal,\ncc2520_remove() only flushes the work.  The devm-managed FIFOP IRQ\nremains active until after ->remove() returns and can queue the work\nagain after that flush, allowing it to run after the private data is\nreleased.\n\nDisable the work with disable_work_sync() instead of flushing it, so\nthe handler can no longer queue it once removal begins.  Destroy the\nbuffer mutex last, since the worker and the stop callback invoked\nthrough ieee802154_unregister_hw() both take it.\n\nFound by an in-house static analysis tool.","Type":"Description","Title":"ieee802154: cc2520: fix FIFOP work use-after-free"}]}}}