{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-64170","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","state":"PUBLISHED","assignerShortName":"Linux","dateReserved":"2026-07-19T07:54:57.039Z","datePublished":"2026-07-19T15:40:54.999Z","dateUpdated":"2026-07-19T15:40:54.999Z"},"containers":{"cna":{"providerMetadata":{"orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux","dateUpdated":"2026-07-19T15:40:54.999Z"},"descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nspi: qup: fix error pointer deref after DMA setup failure\n\nThe driver falls back to PIO mode if DMA setup fails during probe.\n\nMake sure to the clear the DMA channel pointers on setup failure to\navoid dereferencing an error pointer (or attempting to release a channel\na second time) on later probe errors or driver unbind.\n\nThis issue was flagged by Sashiko when reviewing a devres allocation\nconversion patch."}],"affected":[{"product":"Linux","vendor":"Linux","defaultStatus":"unaffected","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/spi/spi-qup.c"],"versions":[{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"0bb3bd442f0bdad3932739a61dd6c580c9c1955e","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"d577c55d189e7ae150973058d13e299b6855633f","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"9e673affb92c29d9ba879bf4ea81c5e840166b56","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"45760b72e84c1a1498f1a8a9047184c85299da20","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"8f9b61d255b1e989b8913b06c8ebe0aba5e1b238","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"4bb4764f2c51f03f657a28029eb0595d8223aab5","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"4f4051e9d644c371c50de4a042b85bba6727d5c3","status":"affected","versionType":"git"},{"version":"612762e82ae6058d69b4ce734598491bf030afe7","lessThan":"a7e8f3efd50a165ba0189f6dc57f7e51a7d149db","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-qup.c"],"versions":[{"version":"4.1","status":"affected"},{"version":"0","lessThan":"4.1","status":"unaffected","versionType":"semver"},{"version":"5.10.259","lessThanOrEqual":"5.10.*","status":"unaffected","versionType":"semver"},{"version":"5.15.210","lessThanOrEqual":"5.15.*","status":"unaffected","versionType":"semver"},{"version":"6.1.176","lessThanOrEqual":"6.1.*","status":"unaffected","versionType":"semver"},{"version":"6.6.142","lessThanOrEqual":"6.6.*","status":"unaffected","versionType":"semver"},{"version":"6.12.92","lessThanOrEqual":"6.12.*","status":"unaffected","versionType":"semver"},{"version":"6.18.34","lessThanOrEqual":"6.18.*","status":"unaffected","versionType":"semver"},{"version":"7.0.11","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":"4.1","versionEndExcluding":"5.10.259"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"5.15.210"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.1.176"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.6.142"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.12.92"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"6.18.34"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.0.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.1","versionEndExcluding":"7.1"}]}]}],"references":[{"url":"https://git.kernel.org/stable/c/0bb3bd442f0bdad3932739a61dd6c580c9c1955e"},{"url":"https://git.kernel.org/stable/c/d577c55d189e7ae150973058d13e299b6855633f"},{"url":"https://git.kernel.org/stable/c/9e673affb92c29d9ba879bf4ea81c5e840166b56"},{"url":"https://git.kernel.org/stable/c/45760b72e84c1a1498f1a8a9047184c85299da20"},{"url":"https://git.kernel.org/stable/c/8f9b61d255b1e989b8913b06c8ebe0aba5e1b238"},{"url":"https://git.kernel.org/stable/c/4bb4764f2c51f03f657a28029eb0595d8223aab5"},{"url":"https://git.kernel.org/stable/c/4f4051e9d644c371c50de4a042b85bba6727d5c3"},{"url":"https://git.kernel.org/stable/c/a7e8f3efd50a165ba0189f6dc57f7e51a7d149db"}],"title":"spi: qup: fix error pointer deref after DMA setup failure","x_generator":{"engine":"bippy-1.2.0"}}}}