{"id":"CVE-2026-21047","state":"PUBLISHED","title":"Out-of-bounds write in ImsService prior to SMR Jul-2026 Release 1 allows remote attackers to potentially execute arbitrary code.","description":"Out-of-bounds write in ImsService prior to SMR Jul-2026 Release 1 allows remote attackers to potentially execute arbitrary code.","publishedAt":"2026-07-28T11:23:41.001Z","updatedAt":"2026-07-29T19:14:55.153Z","severity":{"score":8.3,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","source":"SamsungMobile"},"assigner":"SamsungMobile","products":["Samsung Mobile Samsung Mobile Devices"],"affected":[{"vendor":"Samsung Mobile","product":"Samsung Mobile Devices","defaultStatus":"affected","versions":[{"version":"SMR Jul-2026 Release in Android 14, 15, 16","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":["https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=07"],"weaknesses":["CWE-787"],"ingestedAt":"2026-10-29T20:11:10.572Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/21xxx/CVE-2026-21047.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-21047","state":"PUBLISHED","datePublished":"2026-07-28T11:23:41.001Z","dateUpdated":"2026-07-29T19:14:55.153Z","assignerShortName":"SamsungMobile","assignerOrgId":"3af57064-a867-422c-b2ad-40307b65c458","dateReserved":"2025-12-11T01:33:35.817Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Out-of-bounds write in ImsService prior to SMR Jul-2026 Release 1 allows remote attackers to potentially execute arbitrary code."}],"affected":[{"vendor":"Samsung Mobile","product":"Samsung Mobile Devices","defaultStatus":"affected","versions":[{"version":"SMR Jul-2026 Release in Android 14, 15, 16","status":"unaffected","lessThan":"*","versionType":"semver"}]}],"references":[{"url":"https://security.samsungmobile.com/securityUpdate.smsb?year=2026&month=07"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","attackVector":"NETWORK","attackComplexity":"LOW","attackRequirements":"PRESENT","privilegesRequired":"NONE","userInteraction":"NONE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":8.3,"vectorString":"CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:H/VA:H/SC:N/SI:N/SA:N","baseSeverity":"HIGH"}}],"problemTypes":[{"descriptions":[{"lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"providerMetadata":{"shortName":"SamsungMobile","orgId":"3af57064-a867-422c-b2ad-40307b65c458","dateUpdated":"2026-07-28T11:23:41.001Z"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-29T03:55:35.635722Z","id":"CVE-2026-21047","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-787","type":"CWE","lang":"en","description":"CWE-787 Out-of-bounds Write"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-29T19:14:55.153Z"}}]}}}