{"id":"CVE-2026-73074","state":"PUBLISHED","title":"Vim: Heap Buffer Overflow in Text Property Handling","description":"Vim is an open source, command line text editor. Prior to 9.2.0841, prop_add_one() in src/textprop.c uses the proplen value from get_text_props() to increment a uint16_t property count beyond 0xffff, wrapping the count to zero and copying existing text-property records into a heap allocation sized for none of them. This issue is fixed in version 9.2.0841.","publishedAt":"2026-08-11T15:35:07.373Z","updatedAt":"2026-08-12T22:14:12.887Z","severity":{"score":7.1,"label":"High","version":"4.0","vector":"CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["vim vim"],"affected":[{"vendor":"vim","product":"vim","versions":[{"version":"< 9.2.0841","status":"affected"}]}],"references":["https://github.com/vim/vim/security/advisories/GHSA-hm4g-pjfx-m27j","https://github.com/vim/vim/commit/a9336b476fd1a182e3f79b5f83c0ffb04f8a922b"],"weaknesses":["CWE-190"],"ingestedAt":"2026-10-29T20:12:58.252Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/73xxx/CVE-2026-73074.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-73074","state":"PUBLISHED","datePublished":"2026-08-11T15:35:07.373Z","dateUpdated":"2026-08-12T22:14:12.887Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-08-10T19:37:41.444Z"},"containers":{"cna":{"title":"Vim: Heap Buffer Overflow in Text Property Handling","descriptions":[{"lang":"en","value":"Vim is an open source, command line text editor. Prior to 9.2.0841, prop_add_one() in src/textprop.c uses the proplen value from get_text_props() to increment a uint16_t property count beyond 0xffff, wrapping the count to zero and copying existing text-property records into a heap allocation sized for none of them. This issue is fixed in version 9.2.0841."}],"affected":[{"vendor":"vim","product":"vim","versions":[{"version":"< 9.2.0841","status":"affected"}]}],"references":[{"url":"https://github.com/vim/vim/security/advisories/GHSA-hm4g-pjfx-m27j","name":"https://github.com/vim/vim/security/advisories/GHSA-hm4g-pjfx-m27j","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/vim/vim/commit/a9336b476fd1a182e3f79b5f83c0ffb04f8a922b","name":"https://github.com/vim/vim/commit/a9336b476fd1a182e3f79b5f83c0ffb04f8a922b","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV4_0":{"attackVector":"LOCAL","attackComplexity":"HIGH","attackRequirements":"NONE","privilegesRequired":"NONE","userInteraction":"ACTIVE","vulnConfidentialityImpact":"HIGH","vulnIntegrityImpact":"HIGH","vulnAvailabilityImpact":"HIGH","subConfidentialityImpact":"NONE","subIntegrityImpact":"NONE","subAvailabilityImpact":"NONE","baseScore":7.1,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:L/AC:H/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","version":"4.0"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-190","lang":"en","description":"CWE-190: Integer Overflow or Wraparound","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-08-11T15:35:07.373Z"},"source":{"advisory":"GHSA-hm4g-pjfx-m27j","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-08-12T22:09:17.260563Z","id":"CVE-2026-73074","options":[{"Exploitation":"none"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-08-12T22:14:12.887Z"}}]}}}