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OSV-2021-934

Heap-buffer-overflow in extract_addresses

No scoreFix available

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35865

Crash type: Heap-buffer-overflow WRITE 1
Crash state:
extract_addresses
FuzzExtractTheAddress
fuzz_rfc1035.c

What each source reports

OSV No score

Heap-buffer-overflow in extract_addresses

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=35865

Crash type: Heap-buffer-overflow WRITE 1
Crash state:
extract_addresses
FuzzExtractTheAddress
fuzz_rfc1035.c
Record
OSV-2021-934
Updated
2026-11-02

Affected packages

Affected packages
PackageAffectedFixed
dnsmasq
OSS-Fuzz
Listed versions, plus commit ranges
v2.86rc1v2.86test5v2.86test6v2.86test7
None known

History

History
RecordedChangedSources
first indexedOSV

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

In short

OSV-2021-934 is a vulnerability with no CVSS score yet in dnsmasq, published July 8, 2021. No source lists public exploit code. A source reports a fix.

References

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