{"api_version":"1","generated_at":"2026-06-11T01:13:52+00:00","cve":"CVE-2026-46296","urls":{"html":"https://cve.report/CVE-2026-46296","api":"https://cve.report/api/cve/CVE-2026-46296.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-46296","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-46296"},"summary":{"title":"spi: s3c64xx: fix NULL-deref on driver unbind","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: s3c64xx: fix NULL-deref on driver unbind\n\nA change moving DMA channel allocation from probe() back to\ns3c64xx_spi_prepare_transfer() failed to remove the corresponding\ndeallocation from remove().\n\nDrop the bogus DMA channel release from remove() to avoid triggering a\nNULL-pointer dereference on driver unbind.\n\nThis issue was flagged by Sashiko when reviewing a controller\nderegistration fix.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-08 17:16:48","updated_at":"2026-06-08 17:16:48"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f","name":"https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760","name":"https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17","name":"https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266","name":"https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238","name":"https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-46296","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-46296","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e 1108b8722b9ff0cdd3e8aa18d98244fcd93b6760 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e 323a258f4b1916b5a3098618e036e033b2f2317f git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e 1b66f16a571a10ba8889ac471755c8af9c5b9266 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e 22788b1a8611380b141e09a8896702e32d164238 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected f52b03c707444c5a3d1a0b9c5724f93ddc3c588e 45daacbead8a009844bd5dba6cfa731332184d17 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 6.0","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.0 semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.6.140 6.6.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.12.88 6.12.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 6.18.30 6.18.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.0.7 7.0.* semver","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"unaffected 7.1-rc1 * original_commit_for_fix","platforms":[]}],"timeline":[],"solutions":[],"workarounds":[],"exploits":[],"credits":[],"nvd_cpes":[],"vendor_comments":[],"enrichments":{"kev":null,"epss":{"cve_year":"2026","cve_id":"46296","cve":"CVE-2026-46296","epss":"0.000180000","percentile":"0.049930000","score_date":"2026-06-10","updated_at":"2026-06-11 00:06:41"},"legacy_qids":[]},"source_records":{"cve_program":{"containers":{"cna":{"affected":[{"defaultStatus":"unaffected","product":"Linux","programFiles":["drivers/spi/spi-s3c64xx.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"lessThan":"1108b8722b9ff0cdd3e8aa18d98244fcd93b6760","status":"affected","version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","versionType":"git"},{"lessThan":"323a258f4b1916b5a3098618e036e033b2f2317f","status":"affected","version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","versionType":"git"},{"lessThan":"1b66f16a571a10ba8889ac471755c8af9c5b9266","status":"affected","version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","versionType":"git"},{"lessThan":"22788b1a8611380b141e09a8896702e32d164238","status":"affected","version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","versionType":"git"},{"lessThan":"45daacbead8a009844bd5dba6cfa731332184d17","status":"affected","version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","versionType":"git"}]},{"defaultStatus":"affected","product":"Linux","programFiles":["drivers/spi/spi-s3c64xx.c"],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","vendor":"Linux","versions":[{"status":"affected","version":"6.0"},{"lessThan":"6.0","status":"unaffected","version":"0","versionType":"semver"},{"lessThanOrEqual":"6.6.*","status":"unaffected","version":"6.6.140","versionType":"semver"},{"lessThanOrEqual":"6.12.*","status":"unaffected","version":"6.12.88","versionType":"semver"},{"lessThanOrEqual":"6.18.*","status":"unaffected","version":"6.18.30","versionType":"semver"},{"lessThanOrEqual":"7.0.*","status":"unaffected","version":"7.0.7","versionType":"semver"},{"lessThanOrEqual":"*","status":"unaffected","version":"7.1-rc1","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"cpeMatch":[{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.6.140","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.12.88","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"6.18.30","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.0.7","versionStartIncluding":"6.0","vulnerable":true},{"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionEndExcluding":"7.1-rc1","versionStartIncluding":"6.0","vulnerable":true}],"negate":false,"operator":"OR"}]}],"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: s3c64xx: fix NULL-deref on driver unbind\n\nA change moving DMA channel allocation from probe() back to\ns3c64xx_spi_prepare_transfer() failed to remove the corresponding\ndeallocation from remove().\n\nDrop the bogus DMA channel release from remove() to avoid triggering a\nNULL-pointer dereference on driver unbind.\n\nThis issue was flagged by Sashiko when reviewing a controller\nderegistration fix."}],"providerMetadata":{"dateUpdated":"2026-06-08T15:46:23.539Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760"},{"url":"https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f"},{"url":"https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266"},{"url":"https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238"},{"url":"https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17"}],"title":"spi: s3c64xx: fix NULL-deref on driver unbind","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-46296","datePublished":"2026-06-08T15:46:23.539Z","dateReserved":"2026-05-13T15:03:33.110Z","dateUpdated":"2026-06-08T15:46:23.539Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-08 17:16:48","lastModifiedDate":"2026-06-08 17:16:48","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"46296","Ordinal":"1","Title":"spi: s3c64xx: fix NULL-deref on driver unbind","CVE":"CVE-2026-46296","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"46296","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: s3c64xx: fix NULL-deref on driver unbind\n\nA change moving DMA channel allocation from probe() back to\ns3c64xx_spi_prepare_transfer() failed to remove the corresponding\ndeallocation from remove().\n\nDrop the bogus DMA channel release from remove() to avoid triggering a\nNULL-pointer dereference on driver unbind.\n\nThis issue was flagged by Sashiko when reviewing a controller\nderegistration fix.","Type":"Description","Title":"spi: s3c64xx: fix NULL-deref on driver unbind"}]}}}