CVE-2012-6703 Integer overflow in n/a
Local attackers can cause denial of service via crafted ioctl calls in the Linux kernel ALSA subsystem due to an integer overflow.
- 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-2012-6703?
CVE-2012-6703 is a high-severity vulnerability in Linux kernel, published on 29 Jun 2016. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Integer overflow in the snd_compr_allocate_buffer function in sound/core/compress_offload.c in the ALSA subsystem in the Linux kernel before 3.6-rc6-next-20120917 allows local users to cause a denial of service (insufficient memory allocation) or possibly have unspecified other impact via a crafted SNDRV_COMPRESS_SET_PARAMS ioctl call.
Weakness: CWE-190
Which versions are affected by CVE-2012-6703?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2012-6703?
Apply the vendor's patch.
Is CVE-2012-6703 being exploited?
There is no known exploitation of CVE-2012-6703 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2012-6703, GHSA-rr7c-wxq4-m9xf.