CVE-2008-3531 Memory corruption in n/a
Local attackers can escalate privileges via crafted mount system calls in FreeBSD kernels when usermount is enabled.
- 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-2008-3531?
CVE-2008-3531 is a medium-severity memory corruption vulnerability in Freebsd Freebsd, published on 5 Sep 2008. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Stack-based buffer overflow in sys/kern/vfs_mount.c in the kernel in FreeBSD 7.0 and 7.1, when vfs.usermount is enabled, allows local users to gain privileges via a crafted (1) mount or (2) nmount system call, related to copying of "user defined data" in "certain error conditions."
Weakness: CWE-119
Which versions are affected by CVE-2008-3531?
It affects 1 product.
Products include Freebsd Freebsd.
How do I fix CVE-2008-3531?
No fix has been published for CVE-2008-3531 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2008-3531 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2008-3531 exists.
Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.
Other vulnerabilities in Freebsd Freebsd
Sources
Also known as GHSA-7x52-8p86-5px9.