{"api_version":"1","generated_at":"2026-07-04T18:19:46+00:00","cve":"CVE-2026-53159","urls":{"html":"https://cve.report/CVE-2026-53159","api":"https://cve.report/api/cve/CVE-2026-53159.json","docs":"https://cve.report/api","cve_org":"https://www.cve.org/CVERecord?id=CVE-2026-53159","nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-53159"},"summary":{"title":"misc: fastrpc: fix DMA address corruption due to find_vma misuse","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix DMA address corruption due to find_vma misuse\n\nfastrpc_get_args() uses find_vma() to look up the VMA for a user-provided\npointer and compute a DMA address offset. When the address falls in a gap\nbefore the returned VMA, (ptr & PAGE_MASK) - vma->vm_start underflows,\ncorrupting the DMA address sent to the DSP.\n\nReplace find_vma() with vma_lookup(), which returns NULL when the address\nis not contained within any VMA.","state":"PUBLISHED","assigner":"Linux","published_at":"2026-06-25 09:16:33","updated_at":"2026-07-04 12:16:59"},"problem_types":[],"metrics":[],"references":[{"url":"https://git.kernel.org/stable/c/7ba7b30ddb04646d4d638f4d8c4718a304bbbddd","name":"https://git.kernel.org/stable/c/7ba7b30ddb04646d4d638f4d8c4718a304bbbddd","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/e69e306a4cccb40a73511350cb280825a556ce3c","name":"https://git.kernel.org/stable/c/e69e306a4cccb40a73511350cb280825a556ce3c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/2d0f47e27c1fa718b29c69aa7c96a2c5161bc2c2","name":"https://git.kernel.org/stable/c/2d0f47e27c1fa718b29c69aa7c96a2c5161bc2c2","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/464c6ad2aa16e1e1df9d559289199356493d1e00","name":"https://git.kernel.org/stable/c/464c6ad2aa16e1e1df9d559289199356493d1e00","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d43afc412d439ffca1567e7ca8652be22f272b3b","name":"https://git.kernel.org/stable/c/d43afc412d439ffca1567e7ca8652be22f272b3b","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/708c17b52c60fe7a57e73b495bdee50f58feb48c","name":"https://git.kernel.org/stable/c/708c17b52c60fe7a57e73b495bdee50f58feb48c","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/53e06f8a3c2b085c31bf1284e2ebcb8036e99625","name":"https://git.kernel.org/stable/c/53e06f8a3c2b085c31bf1284e2ebcb8036e99625","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://git.kernel.org/stable/c/d3e26df2e8eb361e6bef096b2fd565476a1f14c4","name":"https://git.kernel.org/stable/c/d3e26df2e8eb361e6bef096b2fd565476a1f14c4","refsource":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","tags":[],"title":"","mime":"","httpstatus":"","archivestatus":"0"},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-53159","name":"CVE Program record","refsource":"CVE.ORG","tags":["canonical"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-53159","name":"NVD vulnerability detail","refsource":"NVD","tags":["canonical","analysis"]}],"affected":[{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80f3afd72bd4149c57daf852905476b43bb47647 d43afc412d439ffca1567e7ca8652be22f272b3b git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80f3afd72bd4149c57daf852905476b43bb47647 2d0f47e27c1fa718b29c69aa7c96a2c5161bc2c2 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80f3afd72bd4149c57daf852905476b43bb47647 708c17b52c60fe7a57e73b495bdee50f58feb48c git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 80f3afd72bd4149c57daf852905476b43bb47647 d3e26df2e8eb361e6bef096b2fd565476a1f14c4 git","platforms":[]},{"source":"CNA","vendor":"Linux","product":"Linux","version":"affected 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the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix DMA address corruption due to find_vma misuse\n\nfastrpc_get_args() uses find_vma() to look up the VMA for a user-provided\npointer and compute a DMA address offset. When the address falls in a gap\nbefore the returned VMA, (ptr & PAGE_MASK) - vma->vm_start underflows,\ncorrupting the DMA address sent to the DSP.\n\nReplace find_vma() with vma_lookup(), which returns NULL when the address\nis not contained within any VMA."}],"providerMetadata":{"dateUpdated":"2026-07-04T11:50:57.143Z","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","shortName":"Linux"},"references":[{"url":"https://git.kernel.org/stable/c/d43afc412d439ffca1567e7ca8652be22f272b3b"},{"url":"https://git.kernel.org/stable/c/2d0f47e27c1fa718b29c69aa7c96a2c5161bc2c2"},{"url":"https://git.kernel.org/stable/c/708c17b52c60fe7a57e73b495bdee50f58feb48c"},{"url":"https://git.kernel.org/stable/c/d3e26df2e8eb361e6bef096b2fd565476a1f14c4"},{"url":"https://git.kernel.org/stable/c/e69e306a4cccb40a73511350cb280825a556ce3c"},{"url":"https://git.kernel.org/stable/c/53e06f8a3c2b085c31bf1284e2ebcb8036e99625"},{"url":"https://git.kernel.org/stable/c/7ba7b30ddb04646d4d638f4d8c4718a304bbbddd"},{"url":"https://git.kernel.org/stable/c/464c6ad2aa16e1e1df9d559289199356493d1e00"}],"title":"misc: fastrpc: fix DMA address corruption due to find_vma misuse","x_generator":{"engine":"bippy-1.2.0"}}},"cveMetadata":{"assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","assignerShortName":"Linux","cveId":"CVE-2026-53159","datePublished":"2026-06-25T08:38:41.482Z","dateReserved":"2026-06-09T07:44:35.388Z","dateUpdated":"2026-07-04T11:50:57.143Z","state":"PUBLISHED"},"dataType":"CVE_RECORD","dataVersion":"5.2"},"nvd":{"publishedDate":"2026-06-25 09:16:33","lastModifiedDate":"2026-07-04 12:16:59","problem_types":[],"metrics":[],"configurations":[]},"legacy_mitre":{"record":{"CveYear":"2026","CveId":"53159","Ordinal":"1","Title":"misc: fastrpc: fix DMA address corruption due to find_vma misuse","CVE":"CVE-2026-53159","Year":"2026"},"notes":[{"CveYear":"2026","CveId":"53159","Ordinal":"1","NoteData":"In the Linux kernel, the following vulnerability has been resolved:\n\nmisc: fastrpc: fix DMA address corruption due to find_vma misuse\n\nfastrpc_get_args() uses find_vma() to look up the VMA for a user-provided\npointer and compute a DMA address offset. When the address falls in a gap\nbefore the returned VMA, (ptr & PAGE_MASK) - vma->vm_start underflows,\ncorrupting the DMA address sent to the DSP.\n\nReplace find_vma() with vma_lookup(), which returns NULL when the address\nis not contained within any VMA.","Type":"Description","Title":"misc: fastrpc: fix DMA address corruption due to find_vma misuse"}]}}}