{"dataType": "CVE_RECORD", "dataVersion": "5.1", "cveMetadata": {"cveId": "CVE-2022-49189", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2025-02-26T01:49:39.286Z", "datePublished": "2025-02-26T01:55:37.095Z", "dateUpdated": "2025-05-04T08:31:54.404Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2025-05-04T08:31:54.404Z"}, "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nclk: qcom: clk-rcg2: Update logic to calculate D value for RCG\n\nThe display pixel clock has a requirement on certain newer platforms to\nsupport M/N as (2/3) and the final D value calculated results in\nunderflow errors.\nAs the current implementation does not check for D value is within\nthe accepted range for a given M & N value. Update the logic to\ncalculate the final D value based on the range."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/clk/qcom/clk-rcg2.c"], "versions": [{"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3a", "status": "affected", "versionType": "git"}, {"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "334720f418f57b1d969dad2117b21f9388cb9395", "status": "affected", "versionType": "git"}, {"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "34dca60982e93e69ae442aa2d36ce61c9a3bb563", "status": "affected", "versionType": "git"}, {"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "96888f0dcf351e758b9df57e015a48427ca709c1", "status": "affected", "versionType": "git"}, {"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "a4e2e31971354790b0d1fa3e783452a9d135fcff", "status": "affected", "versionType": "git"}, {"version": "99cbd064b059f222c8839ba433a68b2d6ee33066", "lessThan": "58922910add18583d5273c2edcdb9fd7bf4eca02", "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/clk/qcom/clk-rcg2.c"], "versions": [{"version": "3.16", "status": "affected"}, {"version": "0", "lessThan": "3.16", "status": "unaffected", "versionType": "semver"}, {"version": "5.4.189", "lessThanOrEqual": "5.4.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.110", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.33", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.16.19", "lessThanOrEqual": "5.16.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.17.2", "lessThanOrEqual": "5.17.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.18", "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": "3.16", "versionEndExcluding": "5.4.189"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.10.110"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.15.33"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.16.19"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.17.2"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "3.16", "versionEndExcluding": "5.18"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3a"}, {"url": "https://git.kernel.org/stable/c/334720f418f57b1d969dad2117b21f9388cb9395"}, {"url": "https://git.kernel.org/stable/c/34dca60982e93e69ae442aa2d36ce61c9a3bb563"}, {"url": "https://git.kernel.org/stable/c/96888f0dcf351e758b9df57e015a48427ca709c1"}, {"url": "https://git.kernel.org/stable/c/a4e2e31971354790b0d1fa3e783452a9d135fcff"}, {"url": "https://git.kernel.org/stable/c/58922910add18583d5273c2edcdb9fd7bf4eca02"}], "title": "clk: qcom: clk-rcg2: Update logic to calculate D value for RCG", "x_generator": {"engine": "bippy-1.2.0"}}}}

{}

{"configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "74786C97-4E4E-4D4E-9CEF-32EB18E6BD07", "versionEndExcluding": "5.4.189", "versionStartIncluding": "3.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "91D3BFD0-D3F3-4018-957C-96CCBF357D79", "versionEndExcluding": "5.10.110", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "27C42AE8-B387-43E2-938A-E1C8B40BE6D5", "versionEndExcluding": "5.15.33", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "20C43679-0439-405A-B97F-685BEE50613B", "versionEndExcluding": "5.16.19", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "210C679C-CF84-44A3-8939-E629C87E54BF", "versionEndExcluding": "5.17.2", "versionStartIncluding": "5.17", "vulnerable": true}], "negate": false, "operator": "OR"}]}], "cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nclk: qcom: clk-rcg2: Update logic to calculate D value for RCG\n\nThe display pixel clock has a requirement on certain newer platforms to\nsupport M/N as (2/3) and the final D value calculated results in\nunderflow errors.\nAs the current implementation does not check for D value is within\nthe accepted range for a given M & N value. Update the logic to\ncalculate the final D value based on the range."}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: clk: qcom: clk-rcg2: Actualizar la l\u00f3gica para calcular el valor D para RCG El reloj de p\u00edxeles de la pantalla tiene un requisito en ciertas plataformas m\u00e1s nuevas para admitir M/N como (2/3) y el valor D final calculado da como resultado errores de desbordamiento. Como la implementaci\u00f3n actual no verifica que el valor D est\u00e9 dentro del rango aceptado para un valor M & N dado. Actualice la l\u00f3gica para calcular el valor D final seg\u00fan el rango."}], "id": "CVE-2022-49189", "lastModified": "2025-10-21T11:57:59.593", "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": "2025-02-26T07:00:55.990", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/334720f418f57b1d969dad2117b21f9388cb9395"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/34dca60982e93e69ae442aa2d36ce61c9a3bb563"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/52592f9afbfe01bce8f8953e4f19cbe3bcbdbd3a"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/58922910add18583d5273c2edcdb9fd7bf4eca02"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/96888f0dcf351e758b9df57e015a48427ca709c1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/a4e2e31971354790b0d1fa3e783452a9d135fcff"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: clk: qcom: clk-rcg2: Update logic to calculate D value for RCG", "id": "2348308", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2348308"}, "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"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nclk: qcom: clk-rcg2: Update logic to calculate D value for RCG\nThe display pixel clock has a requirement on certain newer platforms to\nsupport M/N as (2/3) and the final D value calculated results in\nunderflow errors.\nAs the current implementation does not check for D value is within\nthe accepted range for a given M & N value. Update the logic to\ncalculate the final D value based on the range."], "name": "CVE-2022-49189", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Not affected", "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": "2025-02-26T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2022-49189\nhttps://nvd.nist.gov/vuln/detail/CVE-2022-49189\nhttps://lore.kernel.org/linux-cve-announce/2025022615-CVE-2022-49189-b7be@gregkh/T"], "threat_severity": "Moderate"}