OSV-2024-1424 Heap-buffer-overflow in extract_candidate

Not scored Published

A heap-buffer-overflow in SDP parsing 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
Over the internet
Victim action needed
Not needed
Fix
None listed

What is OSV-2024-1424?

OSV-2024-1424 is a memory corruption vulnerability in kamailio, published on 25 Jan 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=391689728

Crash type: Heap-buffer-overflow READ 8
Crash state:
extract_candidate
parse_sdp_session
parse_mixed_content

Which versions are affected by OSV-2024-1424?

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

PackageAffectedFixed in
kamailio OSS-FuzzAll versionsNone

How do I fix OSV-2024-1424?

No fix has been published for OSV-2024-1424 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-2024-1424 being exploited?

There is no known exploitation of OSV-2024-1424 in the wild and no public exploit code.

Sources

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