{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72300", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.918Z", "datePublished": "2026-08-15T05:55:19.786Z", "dateUpdated": "2026-08-17T05:12:03.913Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:12:03.913Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: topology: validate vendor array size before parsing\n\nsof_parse_token_sets() reads array->size while iterating over topology\nprivate data. The loop condition only checks that some data remains, so a\nmalformed topology with a truncated trailing vendor array can make the\nparser read the size field before a full vendor-array header is available.\n\nValidate that the remaining private data contains a complete\nsnd_soc_tplg_vendor_array header before reading array->size.\n\nThe declared array size check also needs to remain signed. asize is an int,\nbut sizeof(*array) has type size_t, so comparing them directly promotes\nnegative asize values to unsigned and lets them pass the check,\nas reported in the stable review thread reference below.\n\nCast sizeof(*array) to int when validating the declared array size. This\nrejects negative, zero and otherwise too-small sizes before the parser\ndispatches to the tuple-specific code."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/sof/topology.c"], "versions": [{"version": "5c37bd025068381f5bdbbf6a5ae3a1da8f6ed928", "lessThan": "7c6d2d2baeb1e62dc8c6951d27edc16c5ea6e3aa", "status": "affected", "versionType": "git"}, {"version": "06d4938e41d62af7b5b3f39eb239f58b21f50443", "lessThan": "a40e250414b463e953c54cd2a829c9a9a49a78c3", "status": "affected", "versionType": "git"}, {"version": "55024322915539098f7a7dd318351c7a003ff041", "lessThan": "d34deef34c99bb4b3ebd2ac51058857827a20e7e", "status": "affected", "versionType": "git"}, {"version": "215e5fe75881a7e2425df04aeeed47a903d5cd5d", "lessThan": "201b60c4d15538fcc3c0c2ea9b75dd7d0f58022c", "status": "affected", "versionType": "git"}, {"version": "215e5fe75881a7e2425df04aeeed47a903d5cd5d", "lessThan": "8468dd79cfb2ffbdeaf7c353f63d64941cb8ba05", "status": "affected", "versionType": "git"}, {"version": "756c48bdf23050def518e85929be6edea9ae6823", "status": "affected", "versionType": "git"}, {"version": "6.6.136", "lessThan": "6.6.145", "status": "affected", "versionType": "semver"}, {"version": "6.12.83", "lessThan": "6.12.97", "status": "affected", "versionType": "semver"}, {"version": "6.18.24", "lessThan": "6.18.40", "status": "affected", "versionType": "semver"}, {"version": "6.19.14", "lessThan": "6.20", "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/soc/sof/topology.c"], "versions": [{"version": "7.0", "status": "affected"}, {"version": "0", "lessThan": "7.0", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.145", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.97", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.40", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1.5", "lessThanOrEqual": "7.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2", "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": "6.6.136", "versionEndExcluding": "6.6.145"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.12.83", "versionEndExcluding": "6.12.97"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18.24", "versionEndExcluding": "6.18.40"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0", "versionEndExcluding": "7.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.19.14"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/7c6d2d2baeb1e62dc8c6951d27edc16c5ea6e3aa"}, {"url": "https://git.kernel.org/stable/c/a40e250414b463e953c54cd2a829c9a9a49a78c3"}, {"url": "https://git.kernel.org/stable/c/d34deef34c99bb4b3ebd2ac51058857827a20e7e"}, {"url": "https://git.kernel.org/stable/c/201b60c4d15538fcc3c0c2ea9b75dd7d0f58022c"}, {"url": "https://git.kernel.org/stable/c/8468dd79cfb2ffbdeaf7c353f63d64941cb8ba05"}], "title": "ASoC: SOF: topology: validate vendor array size before parsing", "x_generator": {"engine": "bippy-1.2.0"}}}}

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{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/soc/sof/topology.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "7c6d2d2baeb1e62dc8c6951d27edc16c5ea6e3aa", "status": "affected", "version": "5c37bd025068381f5bdbbf6a5ae3a1da8f6ed928", "versionType": "git"}, {"lessThan": "a40e250414b463e953c54cd2a829c9a9a49a78c3", "status": "affected", "version": "06d4938e41d62af7b5b3f39eb239f58b21f50443", "versionType": "git"}, {"lessThan": "d34deef34c99bb4b3ebd2ac51058857827a20e7e", "status": "affected", "version": "55024322915539098f7a7dd318351c7a003ff041", "versionType": "git"}, {"lessThan": "201b60c4d15538fcc3c0c2ea9b75dd7d0f58022c", "status": "affected", "version": "215e5fe75881a7e2425df04aeeed47a903d5cd5d", "versionType": "git"}, {"lessThan": "8468dd79cfb2ffbdeaf7c353f63d64941cb8ba05", "status": "affected", "version": "215e5fe75881a7e2425df04aeeed47a903d5cd5d", "versionType": "git"}, {"status": "affected", "version": "756c48bdf23050def518e85929be6edea9ae6823", "versionType": "git"}, {"lessThan": "6.6.145", "status": "affected", "version": "6.6.136", "versionType": "semver"}, {"lessThan": "6.12.97", "status": "affected", "version": "6.12.83", "versionType": "semver"}, {"lessThan": "6.18.40", "status": "affected", "version": "6.18.24", "versionType": "semver"}, {"lessThan": "6.20", "status": "affected", "version": "6.19.14", "versionType": "semver"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/soc/sof/topology.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "7.0"}, {"lessThan": "7.0", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.6.*", "status": "unaffected", "version": "6.6.145", "versionType": "semver"}, {"lessThanOrEqual": "6.12.*", "status": "unaffected", "version": "6.12.97", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.40", "versionType": "semver"}, {"lessThanOrEqual": "7.1.*", "status": "unaffected", "version": "7.1.5", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.2", "versionType": "original_commit_for_fix"}]}], "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SOF: topology: validate vendor array size before parsing\n\nsof_parse_token_sets() reads array->size while iterating over topology\nprivate data. The loop condition only checks that some data remains, so a\nmalformed topology with a truncated trailing vendor array can make the\nparser read the size field before a full vendor-array header is available.\n\nValidate that the remaining private data contains a complete\nsnd_soc_tplg_vendor_array header before reading array->size.\n\nThe declared array size check also needs to remain signed. asize is an int,\nbut sizeof(*array) has type size_t, so comparing them directly promotes\nnegative asize values to unsigned and lets them pass the check,\nas reported in the stable review thread reference below.\n\nCast sizeof(*array) to int when validating the declared array size. This\nrejects negative, zero and otherwise too-small sizes before the parser\ndispatches to the tuple-specific code."}], "id": "CVE-2026-72300", "lastModified": "2026-08-17T06:18:32.993", "metrics": {}, "published": "2026-08-15T06:22:02.690", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/201b60c4d15538fcc3c0c2ea9b75dd7d0f58022c"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/7c6d2d2baeb1e62dc8c6951d27edc16c5ea6e3aa"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/8468dd79cfb2ffbdeaf7c353f63d64941cb8ba05"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/a40e250414b463e953c54cd2a829c9a9a49a78c3"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/d34deef34c99bb4b3ebd2ac51058857827a20e7e"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: ASoC: SOF: topology: validate vendor array size before parsing", "id": "2516289", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516289"}, "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-125", "details": ["A flaw was found in the Linux kernel's Advanced Linux Sound Architecture (ASoC) Sound Open Firmware (SOF) topology component. The `sof_parse_token_sets()` function fails to properly validate the size of the vendor array when parsing topology private data. A local attacker could exploit this by providing malformed topology data, leading to an out-of-bounds read. This could result in system instability or a denial of service."], "name": "CVE-2026-72300", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "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": "Fix deferred", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-08-15T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-72300\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72300\nhttps://lore.kernel.org/linux-cve-announce/2026081502-CVE-2026-72300-ca4d@gregkh/T"], "threat_severity": "Moderate"}