OSV-2022-136 Heap-buffer-overflow in cli_js_parse_done

Not scored Published

A heap-buffer-overflow in the CLI JavaScript parser allows attackers to cause denial of service or potentially execute code via crafted input.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Not stated
Victim action needed
Not needed
Fix
None listed

What is OSV-2022-136?

OSV-2022-136 is a memory corruption vulnerability in clamav, published on 10 Feb 2022.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=44490

Crash type: Heap-buffer-overflow READ 4
Crash state:
cli_js_parse_done
cli_html_normalise
html_normalise_map

Which versions are affected by OSV-2022-136?

1 open source package ship an affected version, including clamav.

PackageAffectedFixed in
clamav OSS-FuzzAll versionsNone

How do I fix OSV-2022-136?

No fix has been published for OSV-2022-136 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is OSV-2022-136 being exploited?

There is no known exploitation of OSV-2022-136 in the wild and no public exploit code.

Sources

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