{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-64041", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-07-19T07:54:57.029Z", "datePublished": "2026-07-19T15:39:27.967Z", "dateUpdated": "2026-08-05T12:38:33.905Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-08-05T12:38:33.905Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nASoC: codecs: fs210x: fix possible buffer overflow\n\nIn fs210x_effect_scene_info(), a string was copied like this:\n\n strscpy(DST, SRC, strlen(SRC) + 1);\n\nA buffer overflow would happen if strlen(SRC) >= sizeof(DST).\nActually, strscpy() must be used this way:\n\n strscpy(DST, SRC, sizeof(DST));\n strscpy(DST, SRC); // defaults to sizeof(DST)"}], "metrics": [{"cvssV3_1": {"version": "3.1", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "baseScore": 7.8, "baseSeverity": "HIGH"}, "scenarios": [{"lang": "en", "value": "AV:L - The overflow is triggered only through a local ALSA control ioctl on /dev/snd/controlC*, not via any network, Bluetooth, or physical bus interface.\nAC:L - Once firmware contains a scene name of 64+ bytes, a single SNDRV_CTL_IOCTL_ELEM_INFO call deterministically overflows the 64-byte enumerated name buffer on the kernel stack.\nPR:L - Exploitation requires local access to the ALSA control device, which is typically granted to unprivileged users in the audio group on embedded Linux, kiosk, and IoT deployments using this amplifier.\nUI:N - The attacker can trigger the vulnerable ioctl directly (e.g., via amixer or a custom program) without requiring any action from a victim user.\nS:U - Successful exploitation results in standard kernel memory corruption and potential local privilege escalation within the same security authority, not a cross-boundary escape such as VM or sandbox breakout.\nC:H - The stack buffer overflow writes beyond the 64-byte destination, corrupting adjacent kernel stack data and enabling information disclosure as part of memory corruption exploitation.\nI:H - Unbounded stack corruption from the incorrect strscpy size argument can overwrite return addresses and other stack metadata, enabling arbitrary kernel code execution.\nA:H - Stack corruption in kernel context during ioctl handling can cause kernel oops, panic, or hang, resulting in complete loss of system availability."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["sound/soc/codecs/fs210x.c"], "versions": [{"version": "75611770177965ae902c87c96eace07542beff07", "lessThan": "1ddf678bb75b6383c775ece61d40956c441d8a26", "status": "affected", "versionType": "git"}, {"version": "75611770177965ae902c87c96eace07542beff07", "lessThan": "6daefdf1cd3c56483f61970a76c0ad6028e4118f", "status": "affected", "versionType": "git"}, {"version": "75611770177965ae902c87c96eace07542beff07", "lessThan": "0d435a7ebcd4e97e47673c1ab6fb27f973a053ec", "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/codecs/fs210x.c"], "versions": [{"version": "6.18", "status": "affected"}, {"version": "0", "lessThan": "6.18", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.34", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.0.11", "lessThanOrEqual": "7.0.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.1", "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": "6.18", "versionEndExcluding": "6.18.34"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.0.11"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.18", "versionEndExcluding": "7.1"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/1ddf678bb75b6383c775ece61d40956c441d8a26"}, {"url": "https://git.kernel.org/stable/c/6daefdf1cd3c56483f61970a76c0ad6028e4118f"}, {"url": "https://git.kernel.org/stable/c/0d435a7ebcd4e97e47673c1ab6fb27f973a053ec"}], "title": "ASoC: codecs: fs210x: fix possible buffer overflow", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"affected": [{"affectedData": [{"defaultStatus": "unaffected", "product": "Linux", "programFiles": ["sound/soc/codecs/fs210x.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"lessThan": "1ddf678bb75b6383c775ece61d40956c441d8a26", "status": "affected", "version": "75611770177965ae902c87c96eace07542beff07", "versionType": "git"}, {"lessThan": "6daefdf1cd3c56483f61970a76c0ad6028e4118f", "status": "affected", "version": "75611770177965ae902c87c96eace07542beff07", "versionType": "git"}, {"lessThan": "0d435a7ebcd4e97e47673c1ab6fb27f973a053ec", "status": "affected", "version": "75611770177965ae902c87c96eace07542beff07", "versionType": "git"}]}, {"defaultStatus": "affected", "product": "Linux", "programFiles": ["sound/soc/codecs/fs210x.c"], "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "vendor": "Linux", "versions": [{"status": "affected", "version": "6.18"}, {"lessThan": "6.18", "status": "unaffected", "version": "0", "versionType": "semver"}, {"lessThanOrEqual": "6.18.*", "status": "unaffected", "version": "6.18.34", "versionType": "semver"}, {"lessThanOrEqual": "7.0.*", "status": "unaffected", "version": "7.0.11", "versionType": "semver"}, {"lessThanOrEqual": "*", "status": "unaffected", "version": "7.1", "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: codecs: fs210x: fix possible buffer overflow\n\nIn fs210x_effect_scene_info(), a string was copied like this:\n\n strscpy(DST, SRC, strlen(SRC) + 1);\n\nA buffer overflow would happen if strlen(SRC) >= sizeof(DST).\nActually, strscpy() must be used this way:\n\n strscpy(DST, SRC, sizeof(DST));\n strscpy(DST, SRC); // defaults to sizeof(DST)"}], "id": "CVE-2026-64041", "lastModified": "2026-07-30T14:59:47.950", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 5.9, "source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "type": "Secondary"}]}, "published": "2026-07-19T16:17:44.367", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/0d435a7ebcd4e97e47673c1ab6fb27f973a053ec"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/1ddf678bb75b6383c775ece61d40956c441d8a26"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "url": "https://git.kernel.org/stable/c/6daefdf1cd3c56483f61970a76c0ad6028e4118f"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Awaiting Analysis"}

{"bugzilla": {"description": "kernel: ASoC: codecs: fs210x: fix possible buffer overflow", "id": "2502608", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2502608"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "status": "draft"}, "cwe": "CWE-120", "details": ["A flaw was found in the Linux kernel's ASoC fs210x audio codec driver. An incorrect use of the `strscpy` function in `fs210x_effect_scene_info()` can lead to a buffer overflow. This occurs when a string is copied without proper size validation, potentially allowing a local attacker to cause a denial of service or information disclosure."], "name": "CVE-2026-64041", "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": "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": "2026-07-19T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-64041\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-64041\nhttps://lore.kernel.org/linux-cve-announce/2026071906-CVE-2026-64041-c0ad@gregkh/T"], "threat_severity": "Moderate"}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[75611770177965ae902c87c96eace07542beff07,1ddf678bb75b6383c775ece61d40956c441d8a26)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[75611770177965ae902c87c96eace07542beff07,6daefdf1cd3c56483f61970a76c0ad6028e4118f)"}}, {"platform": null, "status": "affected", "versions": {"scheme": "code_commit", "value": "[75611770177965ae902c87c96eace07542beff07,0d435a7ebcd4e97e47673c1ab6fb27f973a053ec)"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}, {"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "generic", "value": "6.18"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[0,6.18)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[6.18.34,6.19.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "semver", "value": "[7.0.11,7.1.0)"}}, {"platform": null, "status": "unaffected", "versions": {"scheme": "generic", "value": "[7.1,*]"}}], "enrichment": {"confidence": 99.0, "confidence_source": "inferred", "scores": [{"score": 99.0, "source": "inferred"}, {"score": 100.0, "source": "matching"}]}, "original": {"product": "Linux", "source": "cna", "vendor": "Linux"}, "product": "linux_kernel", "vendor": "linux"}], "created": "2026-07-21T08:15:02.135380+00:00", "updated": "2026-07-30T21:00:22.134003+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}