{"id":"CVE-2021-40426","state":"PUBLISHED","title":"A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file ca","description":"A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability.","publishedAt":"2022-04-14T19:56:21.568Z","updatedAt":"2025-04-15T19:07:04.751Z","severity":{"score":10,"label":"Critical","version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","source":"talos"},"assigner":"talos","products":["Sound Exchange libsox"],"affected":[{"vendor":"Sound Exchange","product":"libsox","versions":[{"version":"14.4.2","status":"affected"},{"version":"master commit 42b3557e","status":"affected"}]}],"references":["https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434","http://www.openwall.com/lists/oss-security/2023/02/03/3","https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html","https://www.debian.org/security/2023/dsa-5356"],"weaknesses":["CWE-122"],"ingestedAt":"2026-10-29T19:48:58.929Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/40xxx/CVE-2021-40426.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.1","cveMetadata":{"cveId":"CVE-2021-40426","state":"PUBLISHED","datePublished":"2022-04-14T19:56:21.568Z","dateUpdated":"2025-04-15T19:07:04.751Z","assignerShortName":"talos","assignerOrgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateReserved":"2021-09-01T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"A heap-based buffer overflow vulnerability exists in the sphere.c start_read() functionality of Sound Exchange libsox 14.4.2 and master commit 42b3557e. A specially-crafted file can lead to a heap buffer overflow. An attacker can provide a malicious file to trigger this vulnerability."}],"affected":[{"vendor":"Sound Exchange","product":"libsox","versions":[{"version":"14.4.2","status":"affected"},{"version":"master commit 42b3557e","status":"affected"}]}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434"},{"url":"http://www.openwall.com/lists/oss-security/2023/02/03/3","name":"[oss-security] 20230203 sox: patches for old vulnerabilities","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html","name":"[debian-lts-announce] 20230210 [SECURITY] [DLA 3315-1] sox security update","tags":["mailing-list"]},{"url":"https://www.debian.org/security/2023/dsa-5356","name":"DSA-5356","tags":["vendor-advisory"]}],"metrics":[{"cvssV3_0":{"version":"3.0","vectorString":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H","attackVector":"NETWORK","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"NONE","scope":"CHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH","baseScore":10,"baseSeverity":"CRITICAL"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-122","type":"CWE","lang":"en","description":"CWE-122: Heap-based Buffer Overflow"}]}],"providerMetadata":{"shortName":"talos","orgId":"b86d76f8-0f8a-4a96-a78d-d8abfc7fc29b","dateUpdated":"2023-02-22T00:00:00.000Z"},"datePublic":"2022-03-23T00:00:00.000Z"},"adp":[{"title":"CVE Program Container","references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2021-1434","tags":["x_transferred"]},{"url":"http://www.openwall.com/lists/oss-security/2023/02/03/3","name":"[oss-security] 20230203 sox: patches for old vulnerabilities","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2023/02/msg00009.html","name":"[debian-lts-announce] 20230210 [SECURITY] [DLA 3315-1] sox security update","tags":["mailing-list","x_transferred"]},{"url":"https://www.debian.org/security/2023/dsa-5356","name":"DSA-5356","tags":["vendor-advisory","x_transferred"]}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2024-08-04T02:44:10.379Z"}},{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2025-04-15T18:20:26.178512Z","id":"CVE-2021-40426","options":[{"Exploitation":"poc"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-04-15T19:07:04.751Z"}}]}}}