{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43257", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.996Z", "datePublished": "2026-05-06T11:28:45.872Z", "dateUpdated": "2026-05-06T11:28:45.872Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-06T11:28:45.872Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cx88: Add missing unmap in snd_cx88_hw_params()\n\nIn error path, add cx88_alsa_dma_unmap() to release\nresource acquired by cx88_alsa_dma_map()."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/pci/cx88/cx88-alsa.c"], "versions": 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"https://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f"}, {"url": "https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64"}, {"url": "https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1"}, {"url": "https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30"}, {"url": "https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915"}], "title": "media: cx88: Add missing unmap in snd_cx88_hw_params()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cx88: Add missing unmap in snd_cx88_hw_params()\n\nIn error path, add cx88_alsa_dma_unmap() to release\nresource acquired by cx88_alsa_dma_map()."}], "id": "CVE-2026-43257", "lastModified": "2026-05-06T13:07:51.607", "metrics": {}, "published": "2026-05-06T12:16:46.520", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/10ab64f8efc2f479293dce929fde326c285fc96f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1ce8c2a8f050a23240553c8bae628ac623f9dbc1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/24f3dabeb97bd0bec8c1c926c97e3eb6a8129225"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/3baefeeb7b85e1e34eebef399ffa312be7179e30"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dbc527d980f7ba8559de38f8c1e4158c71a78915"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/dc911fccc6e08ef46a66b2a42a764252b001ee3c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e3fb15aadfc8643203bbdf97ace0396e4586fa64"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/f0d7f735eba963742009b0706e19dd0bed91537a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: media: cx88: Add missing unmap in snd_cx88_hw_params()", "id": "2467193", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467193"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-772", "details": ["A flaw was found in the Linux kernel's cx88 media driver. This issue stems from a missing resource deallocation in the snd_cx88_hw_params() function during error handling. This could allow a local attacker to cause a resource leak, potentially leading to system instability or a denial of service (DoS)."], "name": "CVE-2026-43257", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "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": "2026-05-06T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-43257\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43257\nhttps://lore.kernel.org/linux-cve-announce/2026050605-CVE-2026-43257-e76e@gregkh/T"], "threat_severity": "Moderate"}

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