CVE-2014-5471 Denial of service in n/a
Local attackers can crash the system via a crafted ISO image exploiting uncontrolled recursion in the Linux kernel's ISO9660 parser.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-5471?
CVE-2014-5471 is a medium-severity denial of service vulnerability in Linux kernel, published on 1 Sep 2014. 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
Stack consumption vulnerability in the parse_rock_ridge_inode_internal function in fs/isofs/rock.c in the Linux kernel through 3.16.1 allows local users to cause a denial of service (uncontrolled recursion, and system crash or reboot) via a crafted iso9660 image with a CL entry referring to a directory entry that has a CL entry.
Weakness: CWE-399
Which versions are affected by CVE-2014-5471?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2014-5471?
Apply the vendor's patch.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2014-5471 being exploited?
There is no known exploitation of CVE-2014-5471 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2014-5471, GHSA-vgw5-xv43-8v8j, UBUNTU-CVE-2014-5471.