CVE-2015-8668 Memory corruption in n/a
Remote attackers can execute arbitrary code or cause denial of service via a crafted BMP image due to a heap buffer overflow in libtiff.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-8668?
CVE-2015-8668 is a critical memory corruption vulnerability in Libtiff Libtiff, published on 8 Jan 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Heap-based buffer overflow in the PackBitsPreEncode function in tif_packbits.c in bmp2tiff in libtiff 4.0.6 and earlier allows remote attackers to execute arbitrary code or cause a denial of service via a large width field in a BMP image.
Weakness: CWE-787
Which versions are affected by CVE-2015-8668?
It affects 6 products.
Products include Libtiff Libtiff, Oracle Linux, Oracle Vm Server, Redhat Enterprise Linux, Redhat Enterprise Linux Desktop, Redhat Enterprise Linux Workstation.
How do I fix CVE-2015-8668?
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-2015-8668 being exploited?
There is no known exploitation of CVE-2015-8668 in the wild and no public exploit code.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as DEBIAN-CVE-2015-8668, GHSA-mgjx-j5p2-m66r, UBUNTU-CVE-2015-8668.