CVE-2024-41038

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Each field must be checked to ensure that it does not overflow\nthe firmware data buffer.\n\nAs this ia bugfix patch, the fixes avoid making any significant change to\nthe existing code. 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no VM, IOMMU, or sandbox boundary is crossed.\nC:H - The unbounded, attacker-positioned out-of-bounds read copies up to 255 bytes of arbitrary adjacent kernel memory into ALSA control names via kasprintf(), which are then enumerable from userspace \u2014 a repeatable kernel memory disclosure sufficient to defeat KASLR and leak heap secrets.\nI:H - Out-of-bounds data populates control offset, mem_type, flags and len, which size kernel allocations and bound subsequent DSP memory writes, so the corruption propagates into kernel object state under attacker control.\nA:H - The parse cursor advances by attacker-chosen amounts (up to 4 GB per block across up to 2^31 iterations) past the firmware buffer, reliably dereferencing unmapped memory and producing a kernel oops/panic."}]}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/firmware/cirrus/cs_dsp.c"], "versions": [{"version": "f6bc909e7673c30abcbdb329e7d0aa2e83c103d7", "lessThan": "6619aa48a011364e9f29083cc76368e6acfe5b11", "status": "affected", "versionType": "git"}, {"version": "f6bc909e7673c30abcbdb329e7d0aa2e83c103d7", "lessThan": "76ea8e13aaefdfda6e5601323d6ea5340359dcfa", "status": "affected", "versionType": "git"}, {"version": "f6bc909e7673c30abcbdb329e7d0aa2e83c103d7", "lessThan": "014239b9971d79421a0ba652579e1ca1b7b57b6d", "status": "affected", "versionType": "git"}, {"version": "f6bc909e7673c30abcbdb329e7d0aa2e83c103d7", "lessThan": "2163aff6bebbb752edf73f79700f5e2095f3559e", "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/firmware/cirrus/cs_dsp.c"], "versions": [{"version": "5.16", "status": "affected"}, {"version": "0", "lessThan": "5.16", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.100", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.41", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.9.10", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.10", "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": "5.16", "versionEndExcluding": "6.1.100"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.6.41"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.9.10"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.16", "versionEndExcluding": "6.10"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/6619aa48a011364e9f29083cc76368e6acfe5b11"}, {"url": "https://git.kernel.org/stable/c/76ea8e13aaefdfda6e5601323d6ea5340359dcfa"}, {"url": "https://git.kernel.org/stable/c/014239b9971d79421a0ba652579e1ca1b7b57b6d"}, {"url": "https://git.kernel.org/stable/c/2163aff6bebbb752edf73f79700f5e2095f3559e"}], "title": "firmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/6619aa48a011364e9f29083cc76368e6acfe5b11", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/76ea8e13aaefdfda6e5601323d6ea5340359dcfa", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/014239b9971d79421a0ba652579e1ca1b7b57b6d", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/2163aff6bebbb752edf73f79700f5e2095f3559e", "tags": ["x_transferred"]}, {"url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T21:59:35.121Z"}}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-41038", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T16:23:23.396612Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:03.220Z"}}]}}

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This means the overall header length is variable, and the\nposition of most fields varies depending on the length of the string\nfields. Each field must be checked to ensure that it does not overflow\nthe firmware data buffer.\n\nAs this ia bugfix patch, the fixes avoid making any significant change to\nthe existing code. This makes it easier to review and less likely to\nintroduce new bugs."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: firmware: cs_dsp: evita la saturaci\u00f3n de b\u00fafer al procesar encabezados de alg V2. Verifique que todos los campos de un encabezado de algoritmo V2 encajen en el b\u00fafer de datos del firmware disponible. El formato wmfw V2 introdujo cadenas de longitud variable en el encabezado del bloque del algoritmo. Esto significa que la longitud total del encabezado es variable y la posici\u00f3n de la mayor\u00eda de los campos var\u00eda seg\u00fan la longitud de los campos de cadena. Se debe verificar cada campo para garantizar que no desborde el b\u00fafer de datos del firmware. Como se trata de un parche de correcci\u00f3n de errores, las correcciones evitan realizar cambios significativos en el c\u00f3digo existente. Esto hace que sea m\u00e1s f\u00e1cil de revisar y menos probable que se introduzcan nuevos errores."}], "id": "CVE-2024-41038", "lastModified": "2026-08-04T11:19:21.087", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 7.8, "baseSeverity": "HIGH", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "REQUIRED", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/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"}, {"cvssData": {"attackComplexity": "LOW", "attackVector": "LOCAL", "availabilityImpact": "HIGH", "baseScore": 5.5, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "NONE", "privilegesRequired": "LOW", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "version": "3.1"}, "exploitabilityScore": 1.8, "impactScore": 3.6, "source": "nvd@nist.gov", "type": "Primary"}], "ssvcV203": [{"source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "ssvcData": {"id": "CVE-2024-41038", "options": [{"exploitation": "none"}, {"automatable": "no"}, {"technicalImpact": "partial"}], "role": "CISA Coordinator", "timestamp": "2024-09-10T16:23:23.396612Z", "version": "2.0.3"}}]}, "published": "2024-07-29T15:15:12.320", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/014239b9971d79421a0ba652579e1ca1b7b57b6d"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2163aff6bebbb752edf73f79700f5e2095f3559e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6619aa48a011364e9f29083cc76368e6acfe5b11"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/76ea8e13aaefdfda6e5601323d6ea5340359dcfa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/014239b9971d79421a0ba652579e1ca1b7b57b6d"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2163aff6bebbb752edf73f79700f5e2095f3559e"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6619aa48a011364e9f29083cc76368e6acfe5b11"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/76ea8e13aaefdfda6e5601323d6ea5340359dcfa"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "url": "https://lists.debian.org/debian-lts-announce/2025/01/msg00001.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Modified", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-120"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"affected_release": [{"advisory": "RHSA-2024:7001", "cpe": "cpe:/a:redhat:enterprise_linux:8::nfv", "package": "kernel-rt-0:4.18.0-553.22.1.rt7.363.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:7000", "cpe": "cpe:/o:redhat:enterprise_linux:8", "package": "kernel-0:4.18.0-553.22.1.el8_10", "product_name": "Red Hat Enterprise Linux 8", "release_date": "2024-09-24T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/a:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:9315", "cpe": "cpe:/o:redhat:enterprise_linux:9", "package": "kernel-0:5.14.0-503.11.1.el9_5", "product_name": "Red Hat Enterprise Linux 9", "release_date": "2024-11-12T00:00:00Z"}, {"advisory": "RHSA-2024:10771", "cpe": "cpe:/a:redhat:rhel_eus:9.4", "package": "kernel-0:5.14.0-427.47.1.el9_4", "product_name": "Red Hat Enterprise Linux 9.4 Extended Update Support", "release_date": "2024-12-04T00:00:00Z"}], "bugzilla": {"description": "kernel: firmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers", "id": "2300407", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2300407"}, "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": "verified"}, "cwe": "CWE-122", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nfirmware: cs_dsp: Prevent buffer overrun when processing V2 alg headers\nCheck that all fields of a V2 algorithm header fit into the available\nfirmware data buffer.\nThe wmfw V2 format introduced variable-length strings in the algorithm\nblock header. This means the overall header length is variable, and the\nposition of most fields varies depending on the length of the string\nfields. Each field must be checked to ensure that it does not overflow\nthe firmware data buffer.\nAs this ia bugfix patch, the fixes avoid making any significant change to\nthe existing code. This makes it easier to review and less likely to\nintroduce new bugs."], "mitigation": {"lang": "en:us", "value": "Mitigation for this issue is either not available or the currently available options do not meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability."}, "name": "CVE-2024-41038", "package_state": [{"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:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2024-07-29T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-41038\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-41038\nhttps://lore.kernel.org/linux-cve-announce/2024072923-CVE-2024-41038-41ba@gregkh/T"], "threat_severity": "Moderate"}

{}