{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-33987","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-03-24T22:20:06.211Z","datePublished":"2026-03-30T21:43:39.943Z","dateUpdated":"2026-03-31T15:32:44.898Z"},"containers":{"cna":{"title":"FreeRDP: Persistent Cache bmpSize Desync - Heap OOB Write","problemTypes":[{"descriptions":[{"cweId":"CWE-122","lang":"en","description":"CWE-122: Heap-based Buffer Overflow","type":"CWE"}]},{"descriptions":[{"cweId":"CWE-131","lang":"en","description":"CWE-131: Incorrect Calculation of Buffer Size","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.1,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-ff8h-p5vc-wcwc","tags":["x_refsource_CONFIRM"],"url":"https://github.com/FreeRDP/FreeRDP/security/advisories/GHSA-ff8h-p5vc-wcwc"},{"name":"https://github.com/FreeRDP/FreeRDP/commit/1a890eb43492b5eb707cb3dd6fc908f696e8fc1c","tags":["x_refsource_MISC"],"url":"https://github.com/FreeRDP/FreeRDP/commit/1a890eb43492b5eb707cb3dd6fc908f696e8fc1c"}],"affected":[{"vendor":"FreeRDP","product":"FreeRDP","versions":[{"version":"< 3.24.2","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-03-30T21:43:39.943Z"},"descriptions":[{"lang":"en","value":"FreeRDP is a free implementation of the Remote Desktop Protocol. Prior to version 3.24.2, in persistent_cache_read_entry_v3() in libfreerdp/cache/persistent.c, persistent->bmpSize is updated before winpr_aligned_recalloc(). If realloc fails, bmpSize is inflated while bmpData points to the old buffer. This issue has been patched in version 3.24.2."}],"source":{"advisory":"GHSA-ff8h-p5vc-wcwc","discovery":"UNKNOWN"}},"adp":[{"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-03-31T15:32:34.486052Z","id":"CVE-2026-33987","options":[{"Exploitation":"none"},{"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":"2026-03-31T15:32:44.898Z"}}]}}