{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-72415", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-08-09T03:40:39.927Z", "datePublished": "2026-08-15T05:56:36.210Z", "dateUpdated": "2026-08-17T05:43:55.069Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-17T05:43:55.069Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: SDCA: Validate written enum value in ge_put_enum_double()\n\nge_put_enum_double() passes the user-supplied enumeration index\nitem[0] to snd_soc_enum_item_to_val() without checking it against the\nnumber of items in the enum:\n\n\tret = snd_soc_enum_item_to_val(e, item[0]);\n\nsnd_soc_enum_item_to_val() indexes the heap-allocated e->values[] array\nwith that index (e->values is set from a devm_kcalloc() of e->items\nentries), so a control write with an out-of-range item[0] reads past the\nend of the values buffer. The bounds check in\nsnd_soc_dapm_put_enum_double() only runs afterwards, so it does not\nprevent the read here.\n\nReject an out-of-range item before using it, matching the other enum put\nhandlers.\n\nThis issue was pointed out by the Sashiko AI review bot while reviewing a\nrelated enum-validation series:\nhttps://lore.kernel.org/all/20260609125735.CEB651F00893@smtp.kernel.org/"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "baseScore": 7.1, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The flaw is reached only via a local ALSA mixer control write (SNDRV_CTL_IOCTL_ELEM_WRITE on /dev/snd/controlC*) to the SDCA Group Entity \"Selected Mode\" enum exposed by ge_put_enum_double(); there is no network, Bluetooth, or physical-bus packet path to this handler.\nAC:L - An attacker can reliably issue a control write with an out-of-range enumerated index; the only extra condition is detected jack mode >2, which is satisfied by plugging a headset into the affected laptop's audio jack on typical SDCA-equipped systems.\nPR:L - Exploitation requires only local access to the ALSA control device, which on standard desktop and laptop distributions is available to unprivileged users in the audio group without CAP_SYS_ADMIN or init-namespace root.\nUI:N - No action by a separate victim is required; the attacker triggers the vulnerable put handler directly through their own ioctl or mixer-tool write to the affected control.\nS:U - The out-of-bounds read corrupts kernel heap metadata or leaks adjacent kernel memory within the same kernel security boundary; it does not by itself cross VM, container, or IOMMU isolation boundaries.\nC:H - snd_soc_enum_item_to_val() indexes the heap-allocated e->values[] array with attacker-controlled item[0] before any bounds check, enabling an out-of-bounds kernel heap read that can disclose adjacent sensitive kernel memory contents.\nI:N - The defect is an out-of-bounds read only; snd_soc_dapm_put_enum_double() still rejects invalid indices before any register write, so the bug does not directly modify kernel memory or achieve arbitrary write or code execution.\nA:H - A sufficiently large out-of-range enum index can read far beyond the small devm_kcalloc()-allocated values buffer and fault on unmapped kernel memory, causing a kernel oops or panic and denial of service on affected SDCA audio systems."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/sdca/sdca_asoc.c"], "versions": [{"version": "812ff1baa764080ba37bb0729e0c23c0e869b542", "lessThan": "33387bf9bb6116a0429f823f8dab3accf8f8e09c", "status": "affected", "versionType": "git"}, {"version": "812ff1baa764080ba37bb0729e0c23c0e869b542", "lessThan": "1ce42a11bed134903e352010a01fa53073a6b395", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/sdca/sdca_asoc.c"], "versions": [{"version": "7.0", "status": "affected"}, {"version": "0", "lessThan": "7.0", "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": "7.0", "versionEndExcluding": "7.1.5"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "7.0", "versionEndExcluding": "7.2"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/33387bf9bb6116a0429f823f8dab3accf8f8e09c"}, {"url": "https://git.kernel.org/stable/c/1ce42a11bed134903e352010a01fa53073a6b395"}], "title": "ASoC: SDCA: Validate written enum value in ge_put_enum_double()", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/soc/sdca/sdca_asoc.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "33387bf9bb6116a0429f823f8dab3accf8f8e09c", "status": "affected", "version": "812ff1baa764080ba37bb0729e0c23c0e869b542", "versionType": "git"}, {"lessThan": "1ce42a11bed134903e352010a01fa53073a6b395", "status": "affected", "version": "812ff1baa764080ba37bb0729e0c23c0e869b542", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/soc/sdca/sdca_asoc.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": "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: SDCA: Validate written enum value in ge_put_enum_double()\n\nge_put_enum_double() passes the user-supplied enumeration index\nitem[0] to snd_soc_enum_item_to_val() without checking it against the\nnumber of items in the enum:\n\n\tret = snd_soc_enum_item_to_val(e, item[0]);\n\nsnd_soc_enum_item_to_val() indexes the heap-allocated e->values[] array\nwith that index (e->values is set from a devm_kcalloc() of e->items\nentries), so a control write with an out-of-range item[0] reads past the\nend of the values buffer. The bounds check in\nsnd_soc_dapm_put_enum_double() only runs afterwards, so it does not\nprevent the read here.\n\nReject an out-of-range item before using it, matching the other enum put\nhandlers.\n\nThis issue was pointed out by the Sashiko AI review bot while reviewing a\nrelated enum-validation series:\nhttps://lore.kernel.org/all/20260609125735.CEB651F00893@smtp.kernel.org/"}], "id": "CVE-2026-72415", "lastModified": "2026-08-17T06:19:08.373", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.1, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.2, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-08-15T06:22:15.127", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1ce42a11bed134903e352010a01fa53073a6b395"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/33387bf9bb6116a0429f823f8dab3accf8f8e09c"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Received"}

{"bugzilla": {"description": "kernel: ASoC: SDCA: Validate written enum value in ge_put_enum_double()", "id": "2516558", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2516558"}, "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": ["In the Linux kernel, the following vulnerability has been resolved:\nASoC: SDCA: Validate written enum value in ge_put_enum_double()\nge_put_enum_double() passes the user-supplied enumeration index\nitem[0] to snd_soc_enum_item_to_val() without checking it against the\nnumber of items in the enum:\nret = snd_soc_enum_item_to_val(e, item[0]);\nsnd_soc_enum_item_to_val() indexes the heap-allocated e->values[] array\nwith that index (e->values is set from a devm_kcalloc() of e->items\nentries), so a control write with an out-of-range item[0] reads past the\nend of the values buffer. The bounds check in\nsnd_soc_dapm_put_enum_double() only runs afterwards, so it does not\nprevent the read here.\nReject an out-of-range item before using it, matching the other enum put\nhandlers.\nThis issue was pointed out by the Sashiko AI review bot while reviewing a\nrelated enum-validation series:\nhttps://lore.kernel.org/all/20260609125735.CEB651F00893@smtp.kernel.org/", "A flaw was found in the Linux kernel. In the Advanced Linux Sound Architecture System on Chip (ASoC) Sound Driver Component Architecture (SDCA) component, the `ge_put_enum_double()` function fails to validate a user-supplied enumeration index. This oversight allows a local attacker to provide an out-of-range index, resulting in an out-of-bounds read from the `e->values[]` array. This could lead to information disclosure."], "name": "CVE-2026-72415", "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-2026-72415\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-72415\nhttps://lore.kernel.org/linux-cve-announce/2026081524-CVE-2026-72415-67c5@gregkh/T"], "threat_severity": "Moderate"}