CVE-2022-27882 Integer overflow in n/a
A crafted IPv6 router advertisement can trigger a heap-based buffer overflow in OpenBSD's slaacd, potentially allowing code execution.
- 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-2022-27882?
CVE-2022-27882 is a high-severity vulnerability in Openbsd Openbsd, published on 25 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
slaacd in OpenBSD 6.9 and 7.0 before 2022-03-22 has an integer signedness error and resultant heap-based buffer overflow triggerable by a crafted IPv6 router advertisement. NOTE: privilege separation and pledge can prevent exploitation.
Weakness: CWE-681
Which versions are affected by CVE-2022-27882?
It affects 1 product.
Products include Openbsd Openbsd.
How do I fix CVE-2022-27882?
No fix has been published for CVE-2022-27882 yet. Limit exposure of the affected software until one is available.
Is CVE-2022-27882 being exploited?
There is no known exploitation of CVE-2022-27882 in the wild and no public exploit code.
Other vulnerabilities in Openbsd Openbsd
Sources
Also known as GHSA-c83m-wj2v-88pf.