{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-46146", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-05-13T15:03:33.100Z", "datePublished": "2026-05-28T09:36:02.794Z", "dateUpdated": "2026-05-28T09:36:02.794Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-05-28T09:36:02.794Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3()\n\nThe convert_chmap_v3() has a loop with its increment size of\ncs_desc->wLength, but we forgot to validate cs_desc->wLength itself,\nwhich may lead to potential endless loop by a malformed descriptor.\n\nAdd a proper size check to abort the loop for plugging the hole."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/usb/stream.c"], "versions": [{"version": "1034719fdefd26caeec0a44a868bb5a412c2c1a5", "lessThan": "e0e3dcf48189603f3865f1a0b799b3b42baae96d", "status": "affected", "versionType": "git"}, {"version": "ae17b3b5e753efc239421d186cd1ff06e5ac296e", "lessThan": "4e0ee232ebe3df04874125d7c7f3e6c25ea5483d", "status": "affected", "versionType": "git"}, {"version": "ecfd41166b72b67d3bdeb88d224ff445f6163869", "lessThan": "be09b47ed8677d76962e3240c145502e2ad9f3c8", "status": "affected", "versionType": "git"}, {"version": "ecfd41166b72b67d3bdeb88d224ff445f6163869", "lessThan": "fa5b19ce69067874b1413f3c2027563bae8c2cb3", "status": "affected", "versionType": "git"}, {"version": "ecfd41166b72b67d3bdeb88d224ff445f6163869", "lessThan": "6e7247d8f5fefeceb0bb9cc80a5388a636b219cd", "status": "affected", "versionType": "git"}, {"version": "799c06ad4c9c790c265e8b6b94947213f1fb389c", "status": "affected", "versionType": "git"}, {"version": "786571b10b1ae6d90e1242848ce78ee7e1d493c4", "status": "affected", "versionType": "git"}, {"version": "275e37532e8ebe25e8a4069b2d9f955bfd202a46", "status": "affected", "versionType": "git"}, {"version": "47ab3d820cb0a502bd0074f83bb3cf7ab5d79902", "status": "affected", "versionType": "git"}, {"version": "dfdcbcde5c20df878178245d4449feada7d5b201", "status": "affected", "versionType": "git"}, {"version": "7ef3fd250f84494fb2f7871f357808edaa1fc6ce", "status": "affected", "versionType": "git"}, {"version": "6.6.103", "lessThan": "6.6.140", "status": "affected", "versionType": "semver"}, {"version": "6.12.43", "lessThan": "6.12.88", "status": "affected", "versionType": "semver"}, {"version": "5.4.297", "lessThan": "5.5", "status": "affected", "versionType": "semver"}, {"version": "5.10.241", "lessThan": "5.11", "status": "affected", "versionType": "semver"}, {"version": "5.15.190", "lessThan": "5.16", "status": "affected", "versionType": "semver"}, {"version": "6.1.149", "lessThan": "6.2", "status": "affected", "versionType": "semver"}, {"version": "6.15.11", "lessThan": "6.16", "status": "affected", "versionType": "semver"}, {"version": "6.16.2", "lessThan": "6.17", "status": "affected", "versionType": "semver"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/usb/stream.c"], "versions": [{"version": "6.17", "status": "affected"}, {"version": "0", "lessThan": "6.17", "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-rc2", "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": "6.6.103", "versionEndExcluding": "6.6.140"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.12.43", "versionEndExcluding": "6.12.88"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "6.18.30"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.0.7"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.17", "versionEndExcluding": "7.1-rc2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.4.297"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10.241"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.15.190"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1.149"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.15.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.16.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/e0e3dcf48189603f3865f1a0b799b3b42baae96d"}, {"url": "https://git.kernel.org/stable/c/4e0ee232ebe3df04874125d7c7f3e6c25ea5483d"}, {"url": "https://git.kernel.org/stable/c/be09b47ed8677d76962e3240c145502e2ad9f3c8"}, {"url": "https://git.kernel.org/stable/c/fa5b19ce69067874b1413f3c2027563bae8c2cb3"}, {"url": "https://git.kernel.org/stable/c/6e7247d8f5fefeceb0bb9cc80a5388a636b219cd"}], "title": "ALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nALSA: usb-audio: Avoid potential endless loop in convert_chmap_v3()\n\nThe convert_chmap_v3() has a loop with its increment size of\ncs_desc->wLength, but we forgot to validate cs_desc->wLength itself,\nwhich may lead to potential endless loop by a malformed descriptor.\n\nAdd a proper size check to abort the loop for plugging the hole."}], "id": "CVE-2026-46146", "lastModified": "2026-05-28T10:16:30.203", "metrics": {}, "published": "2026-05-28T10:16:30.203", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/4e0ee232ebe3df04874125d7c7f3e6c25ea5483d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6e7247d8f5fefeceb0bb9cc80a5388a636b219cd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/be09b47ed8677d76962e3240c145502e2ad9f3c8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/e0e3dcf48189603f3865f1a0b799b3b42baae96d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/fa5b19ce69067874b1413f3c2027563bae8c2cb3"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{}

{}