{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46296","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-05-13T15:03:33.110Z","datePublished":"2026-06-08T15:46:23.539Z","dateUpdated":"2026-06-19T12:00:10.948Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-06-19T12:00:10.948Z"},"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."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-s3c64xx.c"],"versions":[{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"29e219a18e21258bdb4ee12cecd0e9ec87d7e6a7","status":"affected","versionType":"git"},{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"1108b8722b9ff0cdd3e8aa18d98244fcd93b6760","status":"affected","versionType":"git"},{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"323a258f4b1916b5a3098618e036e033b2f2317f","status":"affected","versionType":"git"},{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"1b66f16a571a10ba8889ac471755c8af9c5b9266","status":"affected","versionType":"git"},{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"22788b1a8611380b141e09a8896702e32d164238","status":"affected","versionType":"git"},{"version":"f52b03c707444c5a3d1a0b9c5724f93ddc3c588e","lessThan":"45daacbead8a009844bd5dba6cfa731332184d17","status":"affected","versionType":"git"}]},{"product":"Linux","vendor":"Linux","defaultStatus":"affected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-s3c64xx.c"],"versions":[{"version":"6.0","status":"affected"},{"version":"0","lessThan":"6.0","status":"unaffected","versionType":"semver"},{"version":"6.1.176","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.140","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.88","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.30","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.7","lessThanOrEqual":"7.0.*","status":"unaffected","versionType":"semver"},{"version":"7.1","lessThanOrEqual":"*","status":"unaffected","versionType":"original_commit_for_fix"}]}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.6.140"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.12.88"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"6.18.30"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"7.0.7"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.0","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/29e219a18e21258bdb4ee12cecd0e9ec87d7e6a7"},{"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"}}}}