CVE-2019-7636: High severity libSDL Simple DirectMedia Layer vulnerability
Last updated 25 August 2025
Other sources
SDL (Simple DirectMedia Layer) through 1.2.15 and 2.x through 2.0.9 has a heap-based buffer over-read in SDLGetRGB in video/SDLpixels.c.
— Launchpad
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
debian/libsdl1.2to a version that resolves this vulnerability.Fixed in 1.2.15+dfsg2-6Fixed in 1.2.15+dfsg2-8 - Upgrade
Upgrade
debian/libsdl2to a version that resolves this vulnerability.Fixed in 2.0.14+dfsg2-3+deb11u1Fixed in 2.0.14+dfsg2-3+deb11u2Fixed in 2.26.5+dfsg-1Fixed in 2.32.4+dfsg-1Fixed in 2.32.10+dfsg-6 - Upgrade
Upgrade
alpine/sdlto a version that resolves this vulnerability.Fixed in 1.2.15-r11 - Upgrade
Upgrade
alpine/sdlto a version that resolves this vulnerability.Fixed in 1.2.15-r8 - Upgrade
Upgrade
alpine/sdlto a version that resolves this vulnerability.Fixed in 1.2.15-r9 - Upgrade
Upgrade
alpine/sdlto a version that resolves this vulnerability.Fixed in 1.2.15-r10 - Upgrade
Upgrade
alpine/sdl2to a version that resolves this vulnerability.Fixed in 2.0.10-r0
Event History
Frequently Asked Questions
What is CVE-2019-7636?
CVE-2019-7636 is a vulnerability in SDL (Simple DirectMedia Layer) through version 1.2.15 and 2.x through version 2.0.9.
What is the severity of CVE-2019-7636?
The severity of CVE-2019-7636 is high with a CVSS score of 8.1.
How does CVE-2019-7636 impact SDL?
CVE-2019-7636 is a heap-based buffer over-read vulnerability in SDL_GetRGB function in video/SDL_pixels.c.
Which software versions are affected by CVE-2019-7636?
SDL versions 1.2.15 and 2.x through 2.0.9 are affected by CVE-2019-7636.
How can I fix CVE-2019-7636?
To fix CVE-2019-7636, update your SDL software to version 1.2.15+dfsg2-0.1ubuntu0.1 or 2.0.9+dfsg1-1ubuntu1.19.04.1 or later.