CVE-2019-15946 Memory corruption in n/a
An out-of-bounds access in OpenSC's ASN.1 decoder allows attackers to cause memory corruption, potentially leading to code execution or crashes.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2019-15946?
CVE-2019-15946 is a medium-severity memory corruption vulnerability in Debian Debian Linux, published on 5 Sep 2019. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
OpenSC before 0.20.0-rc1 has an out-of-bounds access of an ASN.1 Octet string in asn1_decode_entry in libopensc/asn1.c.
Weakness: CWE-119
Which versions are affected by CVE-2019-15946?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Opensc Project Opensc.
How do I fix CVE-2019-15946?
Upgrade to a fixed version.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-15946 being exploited?
There is no known exploitation of CVE-2019-15946 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2019-15946, GHSA-mqh2-9c27-h9wq, UBUNTU-CVE-2019-15946.