{"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"}}}}

{}

{"cveTags": [], "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."}], "id": "CVE-2026-46296", "lastModified": "2026-06-08T17:16:48.037", "metrics": {}, "published": "2026-06-08T17:16:48.037", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1108b8722b9ff0cdd3e8aa18d98244fcd93b6760"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1b66f16a571a10ba8889ac471755c8af9c5b9266"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/22788b1a8611380b141e09a8896702e32d164238"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/323a258f4b1916b5a3098618e036e033b2f2317f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/45daacbead8a009844bd5dba6cfa731332184d17"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: spi: s3c64xx: fix NULL-deref on driver unbind", "id": "2486443", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486443"}, "csaw": false, "cwe": "CWE-763", "details": ["A flaw was found in the Linux kernel's s3c64xx Serial Peripheral Interface (SPI) driver. An issue with incorrect DMA (Direct Memory Access) channel deallocation during driver unbind could lead to a NULL-pointer dereference. This vulnerability can cause a system crash, resulting in a denial of service."], "name": "CVE-2026-46296", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Not affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-06-08T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-46296\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46296\nhttps://lore.kernel.org/linux-cve-announce/2026060858-CVE-2026-46296-1408@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[f52b03c707444c5a3d1a0b9c5724f93ddc3c588e,1108b8722b9ff0cdd3e8aa18d98244fcd93b6760)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[f52b03c707444c5a3d1a0b9c5724f93ddc3c588e,323a258f4b1916b5a3098618e036e033b2f2317f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[f52b03c707444c5a3d1a0b9c5724f93ddc3c588e,1b66f16a571a10ba8889ac471755c8af9c5b9266)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[f52b03c707444c5a3d1a0b9c5724f93ddc3c588e,22788b1a8611380b141e09a8896702e32d164238)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[f52b03c707444c5a3d1a0b9c5724f93ddc3c588e,45daacbead8a009844bd5dba6cfa731332184d17)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.0"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.140,7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.88,7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.30,7.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.7,8.0.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1-rc1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-06-08T18:45:26.861867+00:00", "updated": "2026-06-09T03:45:26.327206+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}