CVE-2015-7558 librsvg DoS via Cyclic References
Attackers can cause a denial of service via infinite loops in SVG documents processed by the librsvg library.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2015-7558?
CVE-2015-7558 is a high-severity denial of service vulnerability in Debian Debian Linux, published on 20 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
librsvg before 2.40.12 allows context-dependent attackers to cause a denial of service (infinite loop, stack consumption, and application crash) via cyclic references in an SVG document.
Weakness: CWE-20
Which versions are affected by CVE-2015-7558?
2 open source packages ship an affected version, including librsvg. It affects 2 products.
| Package | Affected | Fixed in |
|---|---|---|
librsvg crates.io | All versions | 2.40.12 |
librsvg crates.io | All versions | 2.40.12 |
Products include Debian Debian Linux, Gnome Librsvg.
How do I fix CVE-2015-7558?
Upgrade librsvg to 2.40.12 or later.
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-2015-7558 being exploited?
There is no known exploitation of CVE-2015-7558 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as CVE-2016-4347, DEBIAN-CVE-2015-7558, GHSA-j984-q4qc-6qxf.