CVE-2020-27936 Information disclosure in macOS
A local attacker can exploit an out-of-bounds read in the macOS kernel to disclose kernel memory or cause system termination.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2020-27936?
CVE-2020-27936 is a high-severity vulnerability in Apple Mac Os X, published on 2 Apr 2021. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An out-of-bounds read issue existed that led to the disclosure of kernel memory. This was addressed with improved input validation. This issue is fixed in macOS Big Sur 11.1, Security Update 2020-001 Catalina, Security Update 2020-007 Mojave. A local user may be able to cause unexpected system termination or read kernel memory.
Weakness: CWE-125
Which versions are affected by CVE-2020-27936?
It affects 1 product.
Products include Apple Mac Os X.
How do I fix CVE-2020-27936?
No fix has been published for CVE-2020-27936 yet. Limit exposure of the affected software until one is available.
Is CVE-2020-27936 being exploited?
There is no known exploitation of CVE-2020-27936 in the wild and no public exploit code.
Other vulnerabilities in Apple Mac Os X
Sources
Also known as GHSA-gp5c-2w7m-hx2p.