CVE-2015-4036 Memory corruption in n/a
Guest OS users can trigger memory corruption and denial of service via a crafted ioctl call in the Linux kernel vhost SCSI 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-2015-4036?
CVE-2015-4036 is a high-severity memory corruption vulnerability in Linux kernel, published on 31 Aug 2015. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Array index error in the tcm_vhost_make_tpg function in drivers/vhost/scsi.c in the Linux kernel before 4.0 might allow guest OS users to cause a denial of service (memory corruption) or possibly have unspecified other impact via a crafted VHOST_SCSI_SET_ENDPOINT ioctl call. NOTE: the affected function was renamed to vhost_scsi_make_tpg before the vulnerability was announced.
Weakness: CWE-119
Which versions are affected by CVE-2015-4036?
It affects 1 product.
Products include Linux kernel.
How do I fix CVE-2015-4036?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2015-4036 being exploited?
There is no known exploitation of CVE-2015-4036 in the wild and no public exploit code.
Other vulnerabilities in Linux kernel
Sources
Also known as DEBIAN-CVE-2015-4036, GHSA-f533-g6c5-65cx, MGASA-2015-0236, MGASA-2015-0237, MGASA-2015-0238, UBUNTU-CVE-2015-4036.