CVE-2018-16132 Denial of service in n/a
Attackers can crash iOS devices by sending large images to Signal users, causing memory exhaustion and forced restarts.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-16132?
CVE-2018-16132 is a high-severity denial of service vulnerability in n/a, published on 29 Aug 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The image rendering component (createGenericPreview) of the Open Whisper Signal app through 2.29.0 for iOS fails to check for unreasonably large images before manipulating received images. This allows for a large image sent to a user to exhaust all available memory when the image is displayed, resulting in a forced restart of the device.
Weakness: CWE-400
Which versions are affected by CVE-2018-16132?
It affects 1 product.
Products include Signal Signal.
How do I fix CVE-2018-16132?
No fix has been published for CVE-2018-16132 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-2018-16132 being exploited?
There is no known exploitation of CVE-2018-16132 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-qqwm-p976-w7mm.