CVE-2019-19630 Memory corruption in n/a
A stack-based buffer overflow in HTMLDOC allows attackers to execute arbitrary code or cause denial of service via a crafted HTML document.
- 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-2019-19630?
CVE-2019-19630 is a high-severity memory corruption vulnerability in Debian Debian Linux, published on 8 Dec 2019. 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
HTMLDOC 1.9.7 allows a stack-based buffer overflow in the hd_strlcpy() function in string.c (when called from render_contents in ps-pdf.cxx) via a crafted HTML document.
Weakness: CWE-787
Which versions are affected by CVE-2019-19630?
It affects 3 products.
Products include Debian Debian Linux, Fedoraproject Fedora, Htmldoc Project Htmldoc.
How do I fix CVE-2019-19630?
Apply the vendor's patch.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-19630 being exploited?
There is no known exploitation of CVE-2019-19630 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as DEBIAN-CVE-2019-19630, DLA-2026-1, GHSA-45vc-mrxr-qgr2, MGASA-2019-0403, UBUNTU-CVE-2019-19630, USN-4696-1.