CVE-2019-7637 Memory corruption in n/a
A heap-based buffer overflow in SDL_FillRect allows attackers to execute arbitrary code or cause denial of service via crafted input.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- Available
What is CVE-2019-7637?
CVE-2019-7637 is a high-severity memory corruption vulnerability in Canonical Ubuntu Linux, published on 8 Feb 2019. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer overflow in SDL_FillRect in video/SDL_surface.c.
Weakness: CWE-787
Which versions are affected by CVE-2019-7637?
It affects 5 products.
Linux distribution packages (4)
SDL2 SUSE:Linux Enterprise Module for Desktop Applications 15 | All versions | 2.0.8-3.12.5 |
SDL2 SUSE:Linux Enterprise Module for Desktop Applications 15 SP1 | All versions | 2.0.8-3.12.5 |
SDL2 openSUSE:Leap 15.0 | All versions | 2.0.8-lp150.2.6.1 |
SDL2 openSUSE:Leap 15.1 | All versions | 2.0.8-lp151.4.3.1 |
Products include Canonical Ubuntu Linux, Debian Debian Linux, Fedoraproject Fedora, Libsdl Simple Directmedia Layer, Opensuse Leap.
How do I fix CVE-2019-7637?
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-2019-7637 being exploited?
There is no known exploitation of CVE-2019-7637 in the wild and no public exploit code.
Other vulnerabilities in Canonical Ubuntu Linux
Sources
Also known as ALPINE-CVE-2019-7637, DEBIAN-CVE-2019-7637, GHSA-35v5-c7c4-jcvm, SUSE-SU-2019:1605-1, UBUNTU-CVE-2019-7637, openSUSE-SU-2019:1632-1 and 1 more.