CVE-2014-7944 Memory corruption in n/a
Remote attackers can cause a denial of service via out-of-bounds read in PDFium when processing crafted PDFs with odd widths.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2014-7944?
CVE-2014-7944 is a medium-severity memory corruption vulnerability in Google Chrome, published on 22 Jan 2015. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The sycc422_to_rgb function in fxcodec/codec/fx_codec_jpx_opj.cpp in PDFium, as used in Google Chrome before 40.0.2214.91, does not properly handle odd values of image width, which allows remote attackers to cause a denial of service (out-of-bounds read) via a crafted PDF document.
Weakness: CWE-119
Which versions are affected by CVE-2014-7944?
It affects 1 product.
Products include Google Chrome.
How do I fix CVE-2014-7944?
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-2014-7944 being exploited?
There is no known exploitation of CVE-2014-7944 in the wild and no public exploit code.
Other vulnerabilities in Google Chrome
Sources
Also known as GHSA-fhv9-q298-644g, UBUNTU-CVE-2014-7944.