{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2025-40014", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-04-16T07:20:57.151Z", "datePublished": "2025-04-18T07:01:40.151Z", "dateUpdated": "2025-04-18T07:01:40.151Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-04-18T07:01:40.151Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()\n\nIf speed_hz < AMD_SPI_MIN_HZ, amd_set_spi_freq() iterates over the\nentire amd_spi_freq array without breaking out early, causing 'i' to go\nbeyond the array bounds.\n\nFix that by stopping the loop when it gets to the last entry, so the low\nspeed_hz value gets clamped up to AMD_SPI_MIN_HZ.\n\nFixes the following warning with an UBSAN kernel:\n\n drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falls through to next function amd_spi_set_opcode()"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/spi/spi-amd.c"], "versions": [{"version": "3fe26121dc3a9bf64e18fe0075cd9a92c9cd1b1a", "lessThan": "7f2c746e09a3746bf937bc708129dc8af61d8f19", "status": "affected", "versionType": "git"}, {"version": "3fe26121dc3a9bf64e18fe0075cd9a92c9cd1b1a", "lessThan": "76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc", "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/spi/spi-amd.c"], "versions": [{"version": "6.1", "status": "affected"}, {"version": "0", "lessThan": "6.1", "status": "unaffected", "versionType": "semver"}, {"version": "6.14.2", "lessThanOrEqual": "6.14.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.15-rc1", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/7f2c746e09a3746bf937bc708129dc8af61d8f19"}, {"url": "https://git.kernel.org/stable/c/76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc"}], "title": "objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()", "x_generator": {"engine": "bippy-1.0.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "AEE588B8-579B-48E7-B84C-16665FF25982", "versionEndExcluding": "6.14.2", "versionStartIncluding": "6.1", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()\n\nIf speed_hz < AMD_SPI_MIN_HZ, amd_set_spi_freq() iterates over the\nentire amd_spi_freq array without breaking out early, causing 'i' to go\nbeyond the array bounds.\n\nFix that by stopping the loop when it gets to the last entry, so the low\nspeed_hz value gets clamped up to AMD_SPI_MIN_HZ.\n\nFixes the following warning with an UBSAN kernel:\n\n drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falls through to next function amd_spi_set_opcode()"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: objtool, spi: amd: Se corrige el acceso a la pila fuera de los l\u00edmites en amd_set_spi_freq(). Si speed_hz &lt; AMD_SPI_MIN_HZ, amd_set_spi_freq() itera sobre toda la matriz amd_spi_freq sin interrumpir la ejecuci\u00f3n antes de tiempo, lo que provoca que 'i' supere los l\u00edmites de la matriz. Para solucionar esto, se detiene el bucle al llegar a la \u00faltima entrada, de modo que el valor bajo de speed_hz se limite a AMD_SPI_MIN_HZ. Se corrige la siguiente advertencia con un kernel UBSAN: drivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falla a la siguiente funci\u00f3n amd_spi_set_opcode()."}], "id": "CVE-2025-40014", "lastModified": "2025-04-29T14:10:33.727", "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": "nvd@nist.gov", "type": "Primary"}]}, "published": "2025-04-18T07:15:44.670", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/76e51db43fe4aaaebcc5ddda67b0807f7c9bdecc"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/7f2c746e09a3746bf937bc708129dc8af61d8f19"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-129"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: objtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()", "id": "2360936", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2360936"}, "csaw": false, "cvss3": {"cvss3_base_score": "7.1", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:H", "status": "draft"}, "cwe": "CWE-125", "details": ["In the Linux kernel, the following vulnerability has been resolved:\nobjtool, spi: amd: Fix out-of-bounds stack access in amd_set_spi_freq()\nIf speed_hz < AMD_SPI_MIN_HZ, amd_set_spi_freq() iterates over the\nentire amd_spi_freq array without breaking out early, causing 'i' to go\nbeyond the array bounds.\nFix that by stopping the loop when it gets to the last entry, so the low\nspeed_hz value gets clamped up to AMD_SPI_MIN_HZ.\nFixes the following warning with an UBSAN kernel:\ndrivers/spi/spi-amd.o: error: objtool: amd_set_spi_freq() falls through to next function amd_spi_set_opcode()"], "name": "CVE-2025-40014", "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: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": "Affected", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 9"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Affected", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2025-04-18T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-40014\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-40014\nhttps://lore.kernel.org/linux-cve-announce/2025041822-CVE-2025-40014-384f@gregkh/T"], "threat_severity": "Moderate"}