CVE-2021-30475 Memory corruption in n/a

Critical 9.8 Published Updated

A buffer overflow in libaom allows attackers to execute arbitrary code or cause denial of service via crafted media files.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2021-30475?

CVE-2021-30475 is a critical memory corruption vulnerability in Fedoraproject Fedora, published on 4 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

aom_dsp/noise_model.c in libaom in AOMedia before 2021-03-24 has a buffer overflow.

Weakness: CWE-120

Which versions are affected by CVE-2021-30475?

It affects 2 products.

Linux distribution packages (5)
libaom SUSE:Linux Enterprise Module for Desktop Applications 15 SP2All versions1.0.0-3.3.1
libaom SUSE:Linux Enterprise Module for Desktop Applications 15 SP3All versions1.0.0-3.3.1
libaom openSUSE:Leap 15.2All versions1.0.0-lp152.3.3.1
libaom openSUSE:Leap 15.3All versions1.0.0-3.3.1
libaom openSUSE:TumbleweedAll versions3.1.2-1.2

Products include Aomedia Aomedia, Fedoraproject Fedora.

How do I fix CVE-2021-30475?

Upgrade to a fixed version.

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

Is CVE-2021-30475 being exploited?

There is no known exploitation of CVE-2021-30475 in the wild and no public exploit code.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as ALPINE-CVE-2021-30475, DEBIAN-CVE-2021-30475, GHSA-867w-fmxg-m2g8, SUSE-SU-2021:3005-1, UBUNTU-CVE-2021-30475, openSUSE-SU-2021:1254-1 and 2 more.

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