CVE-2025-37937

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Prevent that from happening.\n\nFixes the following warning with an UBSAN kernel:\n\n drivers/media/dvb-frontends/dib8000.o: warning: objtool: dib8000_tune() falls through to next function dib8096p_cfg_DibRx()"}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/media/dvb-frontends/dib8000.c"], "versions": [{"version": "173a64cb3fcff1993b2aa8113e53fd379f6a968f", "lessThan": "536f7f3595ef8187cfa9ea50d7d24fcf4e84e166", "status": "affected", "versionType": "git"}, {"version": "173a64cb3fcff1993b2aa8113e53fd379f6a968f", "lessThan": "976a85782246a29ba0f6d411a7a4f524cb9ea987", "status": "affected", "versionType": "git"}, {"version": "173a64cb3fcff1993b2aa8113e53fd379f6a968f", "lessThan": "9b76b198cf209797abcb1314c18ddeb90fe0827b", "status": "affected", "versionType": "git"}, {"version": "173a64cb3fcff1993b2aa8113e53fd379f6a968f", "lessThan": 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"https://git.kernel.org/stable/c/75b42dfe87657ede3da3f279bd6b1b16d69af954"}, {"url": "https://git.kernel.org/stable/c/cd80277f652138d2619f149f86ae6d17bce721d1"}, {"url": "https://git.kernel.org/stable/c/c8430e72b99936c206b37a8e2daebb3f8df7f2d8"}, {"url": "https://git.kernel.org/stable/c/6cfe46036b163e5a0f07c6b705b518148e1a8b2f"}, {"url": "https://git.kernel.org/stable/c/e63d465f59011dede0a0f1d21718b59a64c3ff5c"}], "title": "objtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()", "x_generator": {"engine": "bippy-1.2.0"}}, "adp": [{"title": "CVE Program Container", "references": [{"url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"}], "providerMetadata": {"orgId": "af854a3a-2127-422b-91ae-364da2661108", "shortName": "CVE", "dateUpdated": "2025-11-03T19:57:33.187Z"}}]}}

{}

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"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}], "configurations": [{"nodes": [{"cpeMatch": [{"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "ABC43D16-005F-4798-B993-2D62649ACE1C", "versionEndExcluding": "5.4.292", "versionStartIncluding": "3.10", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "1DF46FB0-9163-4ABE-8CCA-32A497D4715B", "versionEndExcluding": "5.10.236", "versionStartIncluding": "5.5", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "D19801C8-3D18-405D-9989-E6C9B30255FA", "versionEndExcluding": "5.15.180", "versionStartIncluding": "5.11", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": "3985DEC3-0437-4177-BC42-314AB575285A", "versionEndExcluding": "6.1.134", "versionStartIncluding": "5.16", "vulnerable": true}, {"criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "matchCriteriaId": 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"cveTags": [], "descriptions": [{"lang": "en", "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nobjtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()\n\nIf dib8000_set_dds()'s call to dib8000_read32() returns zero, the result\nis a divide-by-zero. Prevent that from happening.\n\nFixes the following warning with an UBSAN kernel:\n\n drivers/media/dvb-frontends/dib8000.o: warning: objtool: dib8000_tune() falls through to next function dib8096p_cfg_DibRx()"}, {"lang": "es", "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: objtool, media: dib8000: Evitar divisi\u00f3n por cero en dib8000_set_dds(). Si la llamada de dib8000_set_dds() a dib8000_read32() devuelve cero, el resultado es una divisi\u00f3n por cero. Se evita que esto ocurra. Corrige la siguiente advertencia con un kernel UBSAN: drivers/media/dvb-frontends/dib8000.o: advertencia: objtool: dib8000_tune() falla a la siguiente funci\u00f3n dib8096p_cfg_DibRx()."}], "id": "CVE-2025-37937", "lastModified": "2026-06-17T09:15:44.040", "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": "2025-05-20T16:15:30.760", "references": [{"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/536f7f3595ef8187cfa9ea50d7d24fcf4e84e166"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/6cfe46036b163e5a0f07c6b705b518148e1a8b2f"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/75b42dfe87657ede3da3f279bd6b1b16d69af954"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/976a85782246a29ba0f6d411a7a4f524cb9ea987"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/9b76b198cf209797abcb1314c18ddeb90fe0827b"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/b9249da6b0ed56269d4f21850df8e5b35dab50bd"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/c8430e72b99936c206b37a8e2daebb3f8df7f2d8"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/cd80277f652138d2619f149f86ae6d17bce721d1"}, {"source": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "tags": ["Patch"], "url": "https://git.kernel.org/stable/c/e63d465f59011dede0a0f1d21718b59a64c3ff5c"}, {"source": "af854a3a-2127-422b-91ae-364da2661108", "tags": ["Third Party Advisory"], "url": "https://lists.debian.org/debian-lts-announce/2025/05/msg00045.html"}], "sourceIdentifier": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "vulnStatus": "Analyzed", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-369"}], "source": "nvd@nist.gov", "type": "Primary"}]}

{"bugzilla": {"description": "kernel: objtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()", "id": "2367538", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2367538"}, "csaw": false, "cvss3": {"cvss3_base_score": "2.5", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:L", "status": "draft"}, "details": ["In the Linux kernel, the following vulnerability has been resolved:\nobjtool, media: dib8000: Prevent divide-by-zero in dib8000_set_dds()\nIf dib8000_set_dds()'s call to dib8000_read32() returns zero, the result\nis a divide-by-zero. Prevent that from happening.\nFixes the following warning with an UBSAN kernel:\ndrivers/media/dvb-frontends/dib8000.o: warning: objtool: dib8000_tune() falls through to next function dib8096p_cfg_DibRx()"], "name": "CVE-2025-37937", "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": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Out of support scope", "package_name": "kernel-rt", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "package_name": "kernel", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Out of support scope", "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": "2025-05-20T00:00:00Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2025-37937\nhttps://nvd.nist.gov/vuln/detail/CVE-2025-37937\nhttps://lore.kernel.org/linux-cve-announce/2025052044-CVE-2025-37937-3de0@gregkh/T"], "statement": "This patch prevents a potential divide-by-zero in dib8000_set_dds(), which could occur when reading register 23 returns zero. It could lead to a kernel crash in certain hardware states, as detected by UBSAN.", "threat_severity": "Low"}

{"created": "2025-06-27T09:26:50.747327+00:00", "updated": "2025-06-27T09:26:50.747387+00:00", "vendors": ["linux", "linux$PRODUCT$linux_kernel"]}