CVE-2016-9448 Null dereference in n/a
Remote attackers can cause a denial of service via NULL pointer dereference in LibTiff by crafting specific TIFF tags.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2016-9448?
CVE-2016-9448 is a high-severity vulnerability in Libtiff Libtiff, published on 27 Jan 2017. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The TIFFFetchNormalTag function in LibTiff 4.0.6 allows remote attackers to cause a denial of service (NULL pointer dereference and crash) by setting the tags TIFF_SETGET_C16ASCII or TIFF_SETGET_C32_ASCII to values that access 0-byte arrays. NOTE: this vulnerability exists because of an incomplete fix for CVE-2016-9297.
Weakness: CWE-476
Which versions are affected by CVE-2016-9448?
It affects 2 products.
Products include Libtiff Libtiff, Opensuse Opensuse.
How do I fix CVE-2016-9448?
Apply the vendor's patch.
Is CVE-2016-9448 being exploited?
There is no known exploitation of CVE-2016-9448 in the wild and no public exploit code.
Other vulnerabilities in Libtiff Libtiff
Sources
Also known as ALPINE-CVE-2016-9448, GHSA-fh4x-w635-c436, UBUNTU-CVE-2016-9448.