CVE-2014-1738 Information disclosure in n/a
Local attackers with write access to floppy devices can read sensitive kernel heap memory via improper pointer restrictions in the floppy driver.
- 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-2014-1738?
CVE-2014-1738 is a low-severity vulnerability in Debian Debian Linux, published on 11 May 2014. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
The raw_cmd_copyout function in drivers/block/floppy.c in the Linux kernel through 3.14.3 does not properly restrict access to certain pointers during processing of an FDRAWCMD ioctl call, which allows local users to obtain sensitive information from kernel heap memory by leveraging write access to a /dev/fd device.
Weakness: CWE-200
Which versions are affected by CVE-2014-1738?
It affects 8 products.
Products include Debian Debian Linux, Linux kernel, Oracle Linux, Redhat Enterprise Linux Eus, Suse Linux Enterprise Desktop, Suse Linux Enterprise High Availability Extension and 2 more.
How do I fix CVE-2014-1738?
Apply the vendor's patch.
Is CVE-2014-1738 being exploited?
There is no known exploitation of CVE-2014-1738 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2014-1738, GHSA-949p-32jv-ghmg, UBUNTU-CVE-2014-1738.