CVE-2015-6248 Denial of service in n/a
Remote attackers can crash Wireshark by sending a crafted packet due to insufficient data length checks in the ptvcursor implementation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-6248?
CVE-2015-6248 is a medium-severity denial of service vulnerability in Oracle Linux, published on 24 Aug 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
The ptvcursor_add function in the ptvcursor implementation in epan/proto.c in Wireshark 1.12.x before 1.12.7 does not check whether the expected amount of data is available, which allows remote attackers to cause a denial of service (application crash) via a crafted packet.
Weakness: CWE-20
Which versions are affected by CVE-2015-6248?
It affects 3 products.
Products include Oracle Linux, Oracle Solaris, Wireshark Wireshark.
How do I fix CVE-2015-6248?
Upgrade to a fixed version.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2015-6248 being exploited?
There is no known exploitation of CVE-2015-6248 in the wild and no public exploit code.
Other vulnerabilities in Oracle Linux
Sources
Also known as DEBIAN-CVE-2015-6248, GHSA-3p72-rmv7-7jc9, UBUNTU-CVE-2015-6248.