{"id":"CVE-2026-46301","state":"PUBLISHED","title":"spi: topcliff-pch: fix use-after-free on unbind","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: topcliff-pch: fix use-after-free on unbind\n\nGive the driver a chance to flush its queue before releasing the DMA\nbuffers on driver unbind","publishedAt":"2026-06-08T15:46:28.004Z","updatedAt":"2026-06-14T18:07:38.861Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"43334836b907adc21eab3079d2e6b26754468786","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"36e58c436d2c2a797800427dc04d74ffd8b6ce1c","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"4ca90deeca1c7dd72c1c380ba8143565516def2d","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"d79e92161b65832e0b8cad5f3d84d17e5cd7a970","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"8822980668c96b5aa251c1e2daec1873262b8f3f","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"d50ef3553acbacce6f2843304d41d06dca358bb6","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"0e8e57f9737ea257634db1d152fc430a0788a3e1","versionType":"git"},{"version":"c37f3c2749b53225d36faa5c583203c5f12ae15b","status":"affected","lessThan":"9d72732fe70c11424bc90ed466c7ccfa58b42a9a","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-topcliff-pch.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"3.1","status":"affected"},{"version":"0","status":"unaffected","lessThan":"3.1","versionType":"semver"},{"version":"5.10.258","status":"unaffected","lessThanOrEqual":"5.10.*","versionType":"semver"},{"version":"5.15.209","status":"unaffected","lessThanOrEqual":"5.15.*","versionType":"semver"},{"version":"6.1.175","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.140","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.88","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.30","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.0.7","status":"unaffected","lessThanOrEqual":"7.0.*","versionType":"semver"},{"version":"7.1","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-topcliff-pch.c"]}],"references":["https://git.kernel.org/stable/c/43334836b907adc21eab3079d2e6b26754468786","https://git.kernel.org/stable/c/36e58c436d2c2a797800427dc04d74ffd8b6ce1c","https://git.kernel.org/stable/c/4ca90deeca1c7dd72c1c380ba8143565516def2d","https://git.kernel.org/stable/c/d79e92161b65832e0b8cad5f3d84d17e5cd7a970","https://git.kernel.org/stable/c/8822980668c96b5aa251c1e2daec1873262b8f3f","https://git.kernel.org/stable/c/d50ef3553acbacce6f2843304d41d06dca358bb6","https://git.kernel.org/stable/c/0e8e57f9737ea257634db1d152fc430a0788a3e1","https://git.kernel.org/stable/c/9d72732fe70c11424bc90ed466c7ccfa58b42a9a"],"weaknesses":[],"ingestedAt":"2026-10-29T20:12:07.131Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/46xxx/CVE-2026-46301.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-46301","state":"PUBLISHED","datePublished":"2026-06-08T15:46:28.004Z","dateUpdated":"2026-06-14T18:07:38.861Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-05-13T15:03:33.111Z"},"containers":{"cna":{"title":"spi: 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