CVE-2007-5378 Memory corruption in n/a
A buffer overflow in the Tk Toolkit allows attackers to cause a denial of service via a malicious animated GIF file.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2007-5378?
CVE-2007-5378 is a medium-severity memory corruption vulnerability in n/a, published on 12 Oct 2007. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Buffer overflow in the FileReadGIF function in tkImgGIF.c for Tk Toolkit 8.4.12 and earlier, and 8.3.5 and earlier, allows user-assisted attackers to cause a denial of service (segmentation fault) via an animated GIF in which the first subimage is smaller than a subsequent subimage, which triggers the overflow in the ReadImage function, a different vulnerability than CVE-2007-5137.
Weakness: CWE-119
Which versions are affected by CVE-2007-5378?
It affects 1 product.
Products include Tcl Tk Tk Toolkit.
How do I fix CVE-2007-5378?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2007-5378 being exploited?
There is no known exploitation of CVE-2007-5378 in the wild and no public exploit code.
Sources
Also known as DEBIAN-CVE-2007-5378, DSA-1415-1, DSA-1416-1, GHSA-5mgp-v92x-h349.