{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46301", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.111Z", "datePublished": "2026-06-08T15:46:28.004Z", "dateUpdated": "2026-06-14T18:07:38.861Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-06-14T18:07:38.861Z"}, "descriptions": [{"lang": "en", "value": "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"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/spi/spi-topcliff-pch.c"], "versions": [{"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "43334836b907adc21eab3079d2e6b26754468786", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "36e58c436d2c2a797800427dc04d74ffd8b6ce1c", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "4ca90deeca1c7dd72c1c380ba8143565516def2d", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "d79e92161b65832e0b8cad5f3d84d17e5cd7a970", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "8822980668c96b5aa251c1e2daec1873262b8f3f", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "d50ef3553acbacce6f2843304d41d06dca358bb6", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "0e8e57f9737ea257634db1d152fc430a0788a3e1", "status": "affected", "versionType": "git"}, {"version": "c37f3c2749b53225d36faa5c583203c5f12ae15b", "lessThan": "9d72732fe70c11424bc90ed466c7ccfa58b42a9a", "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-topcliff-pch.c"], "versions": [{"version": "3.1", "status": "affected"}, {"version": "0", "lessThan": "3.1", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.258", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.209", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.175", "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": "3.1", "versionEndExcluding": "5.10.258"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "5.15.209"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "6.1.175"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "6.12.88"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "6.18.30"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "7.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.1", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/43334836b907adc21eab3079d2e6b26754468786"}, {"url": "https://git.kernel.org/stable/c/36e58c436d2c2a797800427dc04d74ffd8b6ce1c"}, {"url": "https://git.kernel.org/stable/c/4ca90deeca1c7dd72c1c380ba8143565516def2d"}, {"url": "https://git.kernel.org/stable/c/d79e92161b65832e0b8cad5f3d84d17e5cd7a970"}, {"url": "https://git.kernel.org/stable/c/8822980668c96b5aa251c1e2daec1873262b8f3f"}, {"url": "https://git.kernel.org/stable/c/d50ef3553acbacce6f2843304d41d06dca358bb6"}, {"url": "https://git.kernel.org/stable/c/0e8e57f9737ea257634db1d152fc430a0788a3e1"}, {"url": "https://git.kernel.org/stable/c/9d72732fe70c11424bc90ed466c7ccfa58b42a9a"}], "title": "spi: topcliff-pch: fix use-after-free on 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: 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"}], "id": "CVE-2026-46301", "lastModified": "2026-06-08T17:16:48.560", "metrics": {}, "published": "2026-06-08T17:16:48.560", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0e8e57f9737ea257634db1d152fc430a0788a3e1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/36e58c436d2c2a797800427dc04d74ffd8b6ce1c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/43334836b907adc21eab3079d2e6b26754468786"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4ca90deeca1c7dd72c1c380ba8143565516def2d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8822980668c96b5aa251c1e2daec1873262b8f3f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9d72732fe70c11424bc90ed466c7ccfa58b42a9a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d50ef3553acbacce6f2843304d41d06dca358bb6"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d79e92161b65832e0b8cad5f3d84d17e5cd7a970"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: spi: topcliff-pch: fix use-after-free on unbind", "id": "2486450", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2486450"}, "csaw": false, "cwe": "CWE-825", "details": ["A flaw was found in the Linux kernel's spi-topcliff-pch driver. This vulnerability, a use-after-free error, occurs when the driver attempts to release Direct Memory Access (DMA) buffers during an unbind operation without properly flushing its queue. An attacker could potentially exploit this memory corruption issue to cause a denial of service or, in some scenarios, achieve arbitrary code execution."], "name": "CVE-2026-46301", "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-2026-46301\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-46301\nhttps://lore.kernel.org/linux-cve-announce/2026060859-CVE-2026-46301-5988@gregkh/T"]}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,43334836b907adc21eab3079d2e6b26754468786)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,36e58c436d2c2a797800427dc04d74ffd8b6ce1c)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,4ca90deeca1c7dd72c1c380ba8143565516def2d)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,d79e92161b65832e0b8cad5f3d84d17e5cd7a970)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,8822980668c96b5aa251c1e2daec1873262b8f3f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,d50ef3553acbacce6f2843304d41d06dca358bb6)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,0e8e57f9737ea257634db1d152fc430a0788a3e1)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[c37f3c2749b53225d36faa5c583203c5f12ae15b,9d72732fe70c11424bc90ed466c7ccfa58b42a9a)"}}], "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": "3.1"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,3.1)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.10.258,5.11.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[5.15.209,5.16.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.1.175,6.2.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.6.140,6.7.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.12.88,6.13.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.30,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.7,7.1.0)"}}, {"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": "2026-06-08T19:15:30.632379+00:00", "updated": "2026-06-09T03:45:26.324747+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}