CVE-2018-12934 Denial of service in n/a
Attackers can trigger excessive memory consumption leading to denial of service in GNU libiberty via the cxxfilt utility.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2018-12934?
CVE-2018-12934 is a high-severity denial of service vulnerability in Gnu Binutils, published on 28 Jun 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
remember_Ktype in cplus-dem.c in GNU libiberty, as distributed in GNU Binutils 2.30, allows attackers to trigger excessive memory consumption (aka OOM). This can occur during execution of cxxfilt.
Weakness: CWE-770
Which versions are affected by CVE-2018-12934?
It affects 1 product.
Products include Gnu Binutils.
How do I fix CVE-2018-12934?
Apply the vendor's patch.
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-2018-12934 being exploited?
There is no known exploitation of CVE-2018-12934 in the wild and no public exploit code.
Other vulnerabilities in Gnu Binutils
Sources
Also known as DEBIAN-CVE-2018-12934, GHSA-5gpg-4rpr-qp95, UBUNTU-CVE-2018-12934.