{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-43135", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-01T14:12:55.988Z", "datePublished": "2026-05-06T11:27:22.226Z", "dateUpdated": "2026-05-06T11:27:22.226Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-06T11:27:22.226Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nmedia: cx23885: Add missing unmap in snd_cx23885_hw_params()\n\nIn error path, add cx23885_alsa_dma_unmap() to release the\nresource acquired by cx23885_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/cx23885/cx23885-alsa.c"], "versions": [{"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "fda46c9025b755ea50a969b960f333be62421b71", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "0b7f56084cc3d7766bf274b71cd14cc9674b76bf", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "505630dd1ebf4b53d3f2866c057ddd93157a24d8", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "544215cc37d032ccaf1919852c05e2439a4d7540", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "9c0a6ff538660c36a98081916a24f08d55a91331", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "9544b73cad4ee667fed6a60f71570c58a870a735", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "fc4df593a8ffded2f77d69a73ecb51d364932ca5", "status": "affected", "versionType": "git"}, {"version": "9529a4b0cf49163e489446ec159a2dfb64f78df8", "lessThan": "141c81849fab2ad4d6e3fdaff7cbaa873e8b5eb2", "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/media/pci/cx23885/cx23885-alsa.c"], "versions": [{"version": "3.18", "status": "affected"}, {"version": "0", "lessThan": "3.18", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.252", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.202", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.165", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.128", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.75", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.16", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.19.6", "lessThanOrEqual": "6.19.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0", "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": "3.18", "versionEndExcluding": "5.10.252"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "5.15.202"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.1.165"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.6.128"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.12.75"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.18.16"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "6.19.6"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.18", "versionEndExcluding": "7.0"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/fda46c9025b755ea50a969b960f333be62421b71"}, {"url": "https://git.kernel.org/stable/c/0b7f56084cc3d7766bf274b71cd14cc9674b76bf"}, {"url": "https://git.kernel.org/stable/c/505630dd1ebf4b53d3f2866c057ddd93157a24d8"}, {"url": "https://git.kernel.org/stable/c/544215cc37d032ccaf1919852c05e2439a4d7540"}, {"url": "https://git.kernel.org/stable/c/9c0a6ff538660c36a98081916a24f08d55a91331"}, {"url": "https://git.kernel.org/stable/c/9544b73cad4ee667fed6a60f71570c58a870a735"}, {"url": "https://git.kernel.org/stable/c/fc4df593a8ffded2f77d69a73ecb51d364932ca5"}, {"url": "https://git.kernel.org/stable/c/141c81849fab2ad4d6e3fdaff7cbaa873e8b5eb2"}], "title": "media: cx23885: Add missing unmap in snd_cx23885_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: cx23885: Add missing unmap in snd_cx23885_hw_params()\n\nIn error path, add cx23885_alsa_dma_unmap() to release the\nresource acquired by cx23885_alsa_dma_map()."}], "id": "CVE-2026-43135", "lastModified": "2026-05-06T13:07:51.607", "metrics": {}, "published": "2026-05-06T12:16:30.747", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0b7f56084cc3d7766bf274b71cd14cc9674b76bf"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/141c81849fab2ad4d6e3fdaff7cbaa873e8b5eb2"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/505630dd1ebf4b53d3f2866c057ddd93157a24d8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/544215cc37d032ccaf1919852c05e2439a4d7540"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9544b73cad4ee667fed6a60f71570c58a870a735"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/9c0a6ff538660c36a98081916a24f08d55a91331"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fc4df593a8ffded2f77d69a73ecb51d364932ca5"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fda46c9025b755ea50a969b960f333be62421b71"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: media: cx23885: Add missing unmap in snd_cx23885_hw_params()", "id": "2467152", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2467152"}, "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 cx23885 media driver. Specifically, the `snd_cx23885_hw_params()` function does not properly unmap resources when an error occurs. A local user could exploit this by repeatedly triggering the error path, leading to unreleased resources. This resource exhaustion can ultimately cause a Denial of Service (DoS) on the system."], "name": "CVE-2026-43135", "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-2026-43135\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-43135\nhttps://lore.kernel.org/linux-cve-announce/2026050623-CVE-2026-43135-df5a@gregkh/T"], "threat_severity": "Moderate"}