{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2024-40965", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2024-07-12T12:17:45.602Z", "datePublished": "2024-07-12T12:32:05.453Z", "dateUpdated": "2024-09-11T17:34:23.239Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2024-07-15T06:52:20.673Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: lpi2c: Avoid calling clk_get_rate during transfer\n\nInstead of repeatedly calling clk_get_rate for each transfer, lock\nthe clock rate and cache the value.\nA deadlock has been observed while adding tlv320aic32x4 audio codec to\nthe system. When this clock provider adds its clock, the clk mutex is\nlocked already, it needs to access i2c, which in return needs the mutex\nfor clk_get_rate as well."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/i2c/busses/i2c-imx-lpi2c.c"], "versions": [{"version": "1da177e4c3f4", "lessThan": "2b42e9587a7a", "status": "affected", "versionType": "git"}, {"version": "1da177e4c3f4", "lessThan": "4268254a3948", "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/i2c/busses/i2c-imx-lpi2c.c"], "versions": [{"version": "6.9.7", "lessThanOrEqual": "6.9.*", "status": "unaffected", "versionType": "custom"}, {"version": "6.10", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "references": [{"url": "https://git.kernel.org/stable/c/2b42e9587a7a9c7b824e0feb92958f258263963e"}, {"url": "https://git.kernel.org/stable/c/4268254a39484fc11ba991ae148bacbe75d9cc0a"}], "title": "i2c: lpi2c: Avoid calling clk_get_rate during transfer", "x_generator": {"engine": "bippy-c9c4e1df01b2"}}, "adp": [{"providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2024-08-02T04:39:55.822Z"}, "title": "CVE Program Container", "references": [{"url": "https://git.kernel.org/stable/c/2b42e9587a7a9c7b824e0feb92958f258263963e", "tags": ["x_transferred"]}, {"url": "https://git.kernel.org/stable/c/4268254a39484fc11ba991ae148bacbe75d9cc0a", "tags": ["x_transferred"]}]}, {"metrics": [{"other": {"type": "ssvc", "content": {"id": "CVE-2024-40965", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "no"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2024-09-10T17:03:13.465899Z"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2024-09-11T17:34:23.239Z"}}]}}

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{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "0C5DBBC3-3C7D-44D9-B480-A05A38B8AE77", "versionEndExcluding": "6.9.7", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ni2c: lpi2c: Avoid calling clk_get_rate during transfer\n\nInstead of repeatedly calling clk_get_rate for each transfer, lock\nthe clock rate and cache the value.\nA deadlock has been observed while adding tlv320aic32x4 audio codec to\nthe system. When this clock provider adds its clock, the clk mutex is\nlocked already, it needs to access i2c, which in return needs the mutex\nfor clk_get_rate as well."}, {"lang": "es", "value": "En el kernel de Linux, se resolvi\u00f3 la siguiente vulnerabilidad: i2c: lpi2c: evite llamar a clk_get_rate durante la transferencia. En lugar de llamar repetidamente a clk_get_rate para cada transferencia, bloquee la velocidad del reloj y almacene en cach\u00e9 el valor. Se ha observado un punto muerto al agregar el c\u00f3dec de audio tlv320aic32x4 al sistema. Cuando este proveedor de reloj agrega su reloj, el mutex clk ya est\u00e1 bloqueado, necesita acceder a i2c, que a cambio tambi\u00e9n necesita el mutex para clk_get_rate."}], "id": "CVE-2024-40965", "lastModified": "2024-09-09T17:57:18.697", "metrics": {"cvssMetricV31": [{"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"}]}, "published": "2024-07-12T13:15:18.370", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/2b42e9587a7a9c7b824e0feb92958f258263963e"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/4268254a39484fc11ba991ae148bacbe75d9cc0a"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-667"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: i2c: lpi2c: Avoid calling clk_get_rate during transfer", "id": "2297549", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2297549"}, "csaw": false, "cvss3": {"cvss3_base_score": "4.4", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-833", "details": ["In the Linux kernel, the following vulnerability has been resolved:\ni2c: lpi2c: Avoid calling clk_get_rate during transfer\nInstead of repeatedly calling clk_get_rate for each transfer, lock\nthe clock rate and cache the value.\nA deadlock has been observed while adding tlv320aic32x4 audio codec to\nthe system. When this clock provider adds its clock, the clk mutex is\nlocked already, it needs to access i2c, which in return needs the mutex\nfor clk_get_rate as well."], "name": "CVE-2024-40965", "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": "2024-07-12T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2024-40965\nhttps://nvd.nist.gov/vuln/detail/CVE-2024-40965\nhttps://lore.kernel.org/linux-cve-announce/2024071227-CVE-2024-40965-d9b9@gregkh/T"], "threat_severity": "Moderate", "upstream_fix": "kernel 6.9.7, kernel 6.10-rc1"}