{"id":"OSV-2021-1236","aliases":[],"status":"published","title":"UNKNOWN READ in icu_70::UCharsTrie::branchNext","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38390\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nicu_70::UCharsTrie::branchNext\nicu_70::UCharsTrie::firstForCodePoint\nicu_70::CollationIterator::nextCE32FromContraction\n```","facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2021-09-12T00:00:39.088726Z","modified":"2023-02-24T02:18:55Z","affected":[{"source":"osv","ecosystem":"OSS-Fuzz","package":"icu","ranges":[{"type":"GIT","events":[{"introduced":"7851f708a3dd43fc1e0e9dd784e7dfe9a70915b2"},{"fixed":"4833cc89b2fae2e8863b46bf1dc785964847e882"}]}],"versions":["cldr/2021-09-15","cldr/2021-09-29","cldr/2021-10-19","cldr/2021-10-25","cldr/2022-02-08","cldr/2022-02-22","cldr/2022-02-23","cldr/2022-03-30","cldr/2022-03-31","release-70-1","release-70-rc","release-71-rc","release-71-1","icu4x/2022-06-30/71.x","icu4x/2022-07-18/71.x","icu4x/2022-07-25/71.x","icu4x/2022-08-17/71.x"]}],"references":[{"url":"https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38390","tags":["report"]}],"sources":{"osv":[{"id":"OSV-2021-1236","title":"UNKNOWN READ in icu_70::UCharsTrie::branchNext","description":"OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=38390\n\n```\nCrash type: UNKNOWN READ\nCrash state:\nicu_70::UCharsTrie::branchNext\nicu_70::UCharsTrie::firstForCodePoint\nicu_70::CollationIterator::nextCE32FromContraction\n```\n","status":"published","published":"2021-09-12T00:00:39.088726Z","modified":"2023-02-24T02:18:55.717212Z","updated_at":"2026-11-02T15:52:48.780247Z"}]}}