{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-112010","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-18T01:23:46.436Z","datePublished":"2026-10-18T11:38:32.683Z","dateUpdated":"2026-10-18T12:23:31.721Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-18T11:38:32.683Z"},"datePublic":"2026-10-17T00:00:00.000Z","title":"smpeg through 2.0.0 Integer Underflow via stream_header in MPEGsystem.cpp","descriptions":[{"lang":"en","value":"smpeg through 2.0.0 contains an integer underflow vulnerability in stream_header() in MPEGsystem.cpp that allows attackers to wrap packet_size by declaring an undersized packet length. Attackers can supply a crafted MPEG file opened via SMPEG_new, SMPEG_new_rwops or SMPEG_new_data to trigger a reachable assertion or out-of-bounds copy, crashing the application."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Integer Underflow (Wrap or Wraparound)","cweId":"CWE-191","type":"CWE"}]}],"affected":[{"vendor":"icculus","product":"smpeg","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"2.0.0","status":"affected","versionType":"semver"}],"collectionURL":"https://github.com/icculus/smpeg","packageURL":"pkg:github/icculus/smpeg","repo":"https://github.com/icculus/smpeg"}],"metrics":[{"format":"CVSS","cvssV4_0":{"version":"4.0","vectorString":"CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"NONE","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.8,"baseSeverity":"MEDIUM"}},{"format":"CVSS","cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"NONE","availabilityImpact":"HIGH","baseScore":5.5,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://hackmd.io/@haindpwn/smpeg-system-header-stream-table-oob-read","tags":["technical-description","exploit"]},{"url":"https://github.com/icculus/smpeg/blob/d188dc111f4817288718705e4a84e248803ccfdc/MPEGsystem.cpp#L295-L350","tags":["technical-description"]},{"url":"https://github.com/icculus/smpeg/blob/d188dc111f4817288718705e4a84e248803ccfdc/MPEGsystem.cpp#L777","tags":["technical-description"]},{"url":"https://github.com/icculus/smpeg","tags":["product"]},{"name":"VulnCheck Advisory: smpeg through 2.0.0 Integer Underflow via stream_header in MPEGsystem.cpp","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/smpeg-through-2.0.0-integer-underflow-via-stream-header-in-mpegsystem-cpp"}],"credits":[{"lang":"en","value":"HaiND from the Post and Telecommunication Institute of Technology","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"id":"CVE-2026-112010","role":"CISA Coordinator","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"partial"}],"version":"2.0.3","timestamp":"2026-10-18T12:16:49.870829Z"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-18T12:23:31.721Z"}}]}}