CVE-2010-1162 Use after free in n/a
A missing reference count decrement in the Linux kernel TTY subsystem allows local attackers to trigger a use-after-free, potentially leading to privilege escalation or system crash.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2010-1162?
CVE-2010-1162 is a high-severity use after free vulnerability in Linux kernel, published on 20 Apr 2010. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The release_one_tty function in drivers/char/tty_io.c in the Linux kernel before 2.6.34-rc4 omits certain required calls to the put_pid function, which has unspecified impact and local attack vectors.
Which versions are affected by CVE-2010-1162?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2010-1162?
Apply the vendor's patch.
Upgrade to the fixed version. These bugs are found with fuzzing and sanitisers and avoided by memory-safe languages. More about Use after free.
Is CVE-2010-1162 being exploited?
There is no known exploitation of CVE-2010-1162 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as GHSA-c5w8-95wv-gv82.