CVE-2018-9423 Denial of service in Android

Medium 5.5 Published Updated

An out-of-bounds read in the Android video decoder allows attackers to cause a denial of service via crafted media files requiring user interaction.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Local or same network only
Victim action needed
A user has to click or open something
Fix
None listed

What is CVE-2018-9423?

CVE-2018-9423 is a medium-severity denial of service vulnerability in Google Android, published on 2 Dec 2024. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.

Official description

In ihevcd_parse_slice_header of ihevcd_parse_slice_header.c there is a possible out of bound read due to missing bounds check. This could lead to denial of service with no additional execution privileges needed. User interaction is needed for exploitation.

Weakness: CWE-125

Which versions are affected by CVE-2018-9423?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-9423?

No fix has been published for CVE-2018-9423 yet. Limit exposure of the affected software until one is available.

Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.

Is CVE-2018-9423 being exploited?

There is no known exploitation of CVE-2018-9423 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-8ggj-85qv-ffm2.

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