OSV-2025-251
Heap-buffer-overflow in icu_78::RegexMatcher::MatchChunkAt
No score
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=407590995
Crash type: Heap-buffer-overflow READ 2
Crash state:
icu_78::RegexMatcher::MatchChunkAt
icu_78::RegexMatcher::findUsingChunk
uregex_match_fuzzer.cpp
What each source reports
OSV No score
Heap-buffer-overflow in icu_78::RegexMatcher::MatchChunkAt
OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=407590995
Crash type: Heap-buffer-overflow READ 2
Crash state:
icu_78::RegexMatcher::MatchChunkAt
icu_78::RegexMatcher::findUsingChunk
uregex_match_fuzzer.cpp
- Record
OSV-2025-251- Updated
- 2026-11-02
Affected packages
| Package | Affected | Fixed |
|---|---|---|
icuOSS-Fuzz |
Not stated | Not evaluated |
Not evaluated means the source gave git commits or a range we can't read, so we can't tell which releases are affected. A fixed version beside it is the source’s own claim.
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
OSV-2025-251 is a vulnerability with no CVSS score yet in icu, published April 2, 2025. No source lists public exploit code. No source names a fixed version.