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OSV-2020-433

UNKNOWN READ in icu_64::UCharsTrie::branchNext

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15580

Crash type: UNKNOWN READ
Crash state:
icu_64::UCharsTrie::branchNext
icu_64::CollationIterator::nextCE32FromContraction
icu_64::CollationIterator::appendCEsFromCE32

What each source reports

OSV No score

UNKNOWN READ in icu_64::UCharsTrie::branchNext

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15580

Crash type: UNKNOWN READ
Crash state:
icu_64::UCharsTrie::branchNext
icu_64::CollationIterator::nextCE32FromContraction
icu_64::CollationIterator::appendCEsFromCE32
Record
OSV-2020-433
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
icu
OSS-Fuzz
Listed versions, plus commit ranges
release-65-1release-65-rcrelease-66-1release-66-previewrelease-66-rcrelease-67-1release-67-rc
None known

History

History
RecordedChangedSources
first indexedOSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

OSV-2020-433 is a vulnerability with no CVSS score yet in icu, published July 1, 2020. No source lists public exploit code. A source reports a fix.

References

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