CVE-2019-8842 Memory corruption in macOS
A buffer overflow in macOS allows remote attackers to execute arbitrary code via print jobs in certain configurations.
- 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
- Available
What is CVE-2019-8842?
CVE-2019-8842 is a low-severity memory corruption vulnerability in Apple Mac Os X, published on 27 Oct 2020. 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
A buffer overflow was addressed with improved bounds checking. This issue is fixed in macOS Catalina 10.15.2, Security Update 2019-002 Mojave, and Security Update 2019-007 High Sierra. In certain configurations, a remote attacker may be able to submit arbitrary print jobs.
Weakness: CWE-120
Which versions are affected by CVE-2019-8842?
It affects 1 product.
Products include Apple Mac Os X.
How do I fix CVE-2019-8842?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-8842 being exploited?
There is no known exploitation of CVE-2019-8842 in the wild and no public exploit code.
Other vulnerabilities in Apple Mac Os X
Sources
Also known as ALPINE-CVE-2019-8842, DEBIAN-CVE-2019-8842, GHSA-3fhw-2p9h-rjgc, OESA-2022-1850, UBUNTU-CVE-2019-8842.