{"id":"CVE-2026-80884","state":"PUBLISHED","title":"ntb: Store original DMA address for future release","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nntb: Store original DMA address for future release\n\nThe DMA API requires that dma_free_attrs receive the exact dma_handle\noriginally returned by the allocation function. Do not modify it.","publishedAt":"2026-09-04T16:49:31.751Z","updatedAt":"2026-10-30T12:31:23.382Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"05a4585f76fd7bbec41bb7bf07a4d2ee2ba607d0","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"2b9ddb7311c79e8af2410abd97765fffd9ddf586","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"a4a046f668c7c7d0df9510cc426678563fff1b03","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"0f035333e19944f8ea7a423681f161eb1b2db21c","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"10662aafce4acd52278c942d0a5b3993594017b9","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"da6d997ac556479c112554ab5d95cbd04683eb11","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/ntb_transport.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/ntb_transport.c"]}],"references":["https://git.kernel.org/stable/c/05a4585f76fd7bbec41bb7bf07a4d2ee2ba607d0","https://git.kernel.org/stable/c/2b9ddb7311c79e8af2410abd97765fffd9ddf586","https://git.kernel.org/stable/c/a4a046f668c7c7d0df9510cc426678563fff1b03","https://git.kernel.org/stable/c/0f035333e19944f8ea7a423681f161eb1b2db21c","https://git.kernel.org/stable/c/10662aafce4acd52278c942d0a5b3993594017b9","https://git.kernel.org/stable/c/da6d997ac556479c112554ab5d95cbd04683eb11"],"weaknesses":[],"ingestedAt":"2026-10-30T12:50:04.827Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/80xxx/CVE-2026-80884.json","commit":"1f312381e38164a43607eebab851b151dd16861e","baselineCommit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-80884","state":"PUBLISHED","datePublished":"2026-09-04T16:49:31.751Z","dateUpdated":"2026-10-30T12:31:23.382Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-08-26T14:34:25.799Z"},"containers":{"cna":{"title":"ntb: Store original DMA address for future release","descriptions":[{"lang":"en","value":"In the Linux kernel, the following vulnerability has been resolved:\n\nntb: Store original DMA address for future release\n\nThe DMA API requires that dma_free_attrs receive the exact dma_handle\noriginally returned by the allocation function. Do not modify it."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"05a4585f76fd7bbec41bb7bf07a4d2ee2ba607d0","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"2b9ddb7311c79e8af2410abd97765fffd9ddf586","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"a4a046f668c7c7d0df9510cc426678563fff1b03","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"0f035333e19944f8ea7a423681f161eb1b2db21c","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"10662aafce4acd52278c942d0a5b3993594017b9","versionType":"git"},{"version":"fc5d1829f9bf3d8275322727c0e9a8baf268b7c6","status":"affected","lessThan":"da6d997ac556479c112554ab5d95cbd04683eb11","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/ntb_transport.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"4.20","status":"affected"},{"version":"0","status":"unaffected","lessThan":"4.20","versionType":"semver"},{"version":"6.1.191","status":"unaffected","lessThanOrEqual":"6.1.*","versionType":"semver"},{"version":"6.6.160","status":"unaffected","lessThanOrEqual":"6.6.*","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.1.5","status":"unaffected","lessThanOrEqual":"7.1.*","versionType":"semver"},{"version":"7.2","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/ntb/ntb_transport.c"]}],"references":[{"url":"https://git.kernel.org/stable/c/05a4585f76fd7bbec41bb7bf07a4d2ee2ba607d0"},{"url":"https://git.kernel.org/stable/c/2b9ddb7311c79e8af2410abd97765fffd9ddf586"},{"url":"https://git.kernel.org/stable/c/a4a046f668c7c7d0df9510cc426678563fff1b03"},{"url":"https://git.kernel.org/stable/c/0f035333e19944f8ea7a423681f161eb1b2db21c"},{"url":"https://git.kernel.org/stable/c/10662aafce4acd52278c942d0a5b3993594017b9"},{"url":"https://git.kernel.org/stable/c/da6d997ac556479c112554ab5d95cbd04683eb11"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-30T12:31:23.382Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.1.191"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.6.160"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"6.18.57"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.1.5"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"4.20","versionEndExcluding":"7.2"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}