CVE-2015-9252 Denial of service in n/a
Attackers can cause a denial of service via stack exhaustion in the QPDF library through endless recursion in tokenizer resolution.
- 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-2015-9252?
CVE-2015-9252 is a medium-severity denial of service vulnerability in n/a, published on 13 Feb 2018. 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
An issue was discovered in QPDF before 7.0.0. Endless recursion causes stack exhaustion in QPDFTokenizer::resolveLiteral() in QPDFTokenizer.cc, related to the QPDF::resolve function in QPDF.cc.
Weakness: CWE-399
Which versions are affected by CVE-2015-9252?
It affects 1 product.
Products include Qpdf Project Qpdf.
How do I fix CVE-2015-9252?
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-2015-9252 being exploited?
There is no known exploitation of CVE-2015-9252 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as DEBIAN-CVE-2015-9252, GHSA-8xcr-vf9j-wxvr, UBUNTU-CVE-2015-9252.