{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-110875","assignerOrgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","state":"PUBLISHED","assignerShortName":"VulnCheck","dateReserved":"2026-10-14T22:21:21.397Z","datePublished":"2026-10-15T18:57:17.940Z","dateUpdated":"2026-10-26T15:03:52.332Z"},"containers":{"cna":{"providerMetadata":{"orgId":"83251b91-4cc7-4094-a5c7-464a1b83ea10","shortName":"VulnCheck","dateUpdated":"2026-10-15T18:57:17.940Z"},"datePublic":"2026-10-02T00:00:00.000Z","title":"AdPlug through 2.4 Heap Buffer Overflow via CksmPlayer::update in ksm.cpp","descriptions":[{"lang":"en","value":"AdPlug through 2.4 contains a heap-based buffer overflow in CksmPlayer::update() in src/ksm.cpp that writes past the fixed databuf[2048] array without bounds checking. Attackers can supply a crafted .ksm module whose notes share one time slot to overflow the heap player object, causing memory corruption and denial of service."}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Out-of-bounds Write","cweId":"CWE-787","type":"CWE"}]}],"affected":[{"vendor":"adplug","product":"adplug","defaultStatus":"unaffected","versions":[{"version":"0","lessThanOrEqual":"2.4","status":"affected","versionType":"custom"}],"collectionURL":"https://github.com","packageURL":"pkg:github/adplug/adplug","repo":"https://github.com/adplug/adplug"}],"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:adplug_project:adplug:*:*:*:*:*:*:*:*","versionEndIncluding":"2.4"}]}]}],"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:L/VA:H/SC:N/SI:N/SA:N","attackVector":"LOCAL","attackComplexity":"LOW","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"PASSIVE","vulnConfidentialityImpact":"NONE","vulnIntegrityImpact":"LOW","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":6.9,"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:L/A:H","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"NONE","userInteraction":"REQUIRED","scope":"UNCHANGED","confidentialityImpact":"NONE","integrityImpact":"LOW","availabilityImpact":"HIGH","baseScore":6.1,"baseSeverity":"MEDIUM"}}],"references":[{"url":"https://hackmd.io/@haind-pwn/adplug-ksm-note-loop-databuf-oob-write","tags":["technical-description"]},{"url":"https://github.com/adplug/adplug/blob/e491e382479ed2246f124c96c70d94561dce59b9/src/ksm.cpp#L99-L229","tags":["technical-description"]},{"url":"https://github.com/adplug/adplug/issues/292","tags":["issue-tracking"]},{"url":"https://github.com/adplug/adplug/pull/295","tags":["issue-tracking","patch"]},{"url":"https://github.com/adplug/adplug","tags":["product"]},{"name":"VulnCheck Advisory: AdPlug through 2.4 Heap Buffer Overflow via CksmPlayer::update in ksm.cpp","tags":["third-party-advisory"],"url":"https://www.vulncheck.com/advisories/adplug-through-2.4-heap-buffer-overflow-via-cksmplayer-update-in-ksm-cpp"}],"credits":[{"lang":"en","value":"TristanInSec","type":"finder"},{"lang":"en","value":"HaiND from the Post and Telecommunication Institute of Technology","type":"finder"}],"x_generator":{"engine":"vulncheck-endgame"}},"adp":[{"references":[{"url":"https://hackmd.io/@haind-pwn/adplug-ksm-note-loop-databuf-oob-write","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-10-26T15:03:45.503586Z","id":"CVE-2026-110875","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"title":"CISA ADP Vulnrichment","providerMetadata":{"orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","shortName":"CISA-ADP","dateUpdated":"2026-10-26T15:03:52.332Z"}}]}}