CVE-2013-0221 Memory corruption in n/a
A stack-based buffer overflow in the sort command allows local attackers to cause a denial of service via long strings.
- 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-2013-0221?
CVE-2013-0221 is a medium-severity memory corruption vulnerability in Opensuse Opensuse, published on 23 Nov 2013. 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
The SUSE coreutils-i18n.patch for GNU coreutils allows context-dependent attackers to cause a denial of service (segmentation fault and crash) via a long string to the sort command, when using the (1) -d or (2) -M switch, which triggers a stack-based buffer overflow in the alloca function.
Weakness: CWE-20
Which versions are affected by CVE-2013-0221?
It affects 2 products.
Products include Opensuse Opensuse, Redhat Enterprise Linux.
How do I fix CVE-2013-0221?
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-2013-0221 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2013-0221 exists.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Opensuse Opensuse
Sources
Also known as GHSA-x3x5-p66w-97q3.