Description
SDL (Simple DirectMedia Layer) 2.x through 2.0.9 has a heap-based buffer over-read in Fill_IMA_ADPCM_block, caused by an integer overflow in IMA_ADPCM_decode() in audio/SDL_wave.c.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | libsdl2 | 2.0.10+dfsg1-1 | — |
| Debian 13 | libsdl2 | 2.0.10+dfsg1-1 | — |
| Debian 12 | libsdl2 | 2.0.10+dfsg1-1 | — |
| Debian 10 | libsdl2 | 2.0.9+dfsg1-1+deb10u1 | DLA-3314-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | libsdl2 | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 18.04 LTS | libsdl2 | No fix yet | — |
| Ubuntu Pro 14.04 LTS | libsdl2 | No fix yet | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP1 | SDL2 | 2.0.8-3.15.1 | SUSE-SU-2019:2463-2, SUSE-SU-2019:2463-1 |
| SLES 15 | SDL2 | 2.0.8-3.15.1 | SUSE-SU-2019:2463-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Tumbleweed | SDL2 | 2.0.16-2.3 | openSUSE-SU-2025:15206-1, openSUSE-SU-2024:10607-1 |
| openSUSE Leap 15.1 | SDL2 | 2.0.8-lp151.4.6.1 | openSUSE-SU-2019:2226-1 |
| openSUSE Leap 15.0 | SDL2 | 2.0.8-lp150.2.9.1 | openSUSE-SU-2019:2224-1 |
Advisories 7
- openSUSE-SU-2025:15206-1 SDL2-2.32.8-1.1 on GA media SUSE / openSUSE Security Updates · Mar 23, 2026
- DLA-3314-1 libsdl2 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- SUSE-SU-2019:2463-2 Security update for SDL2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2226-1 Security update for SDL2 SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2019:2463-1 Security update for SDL2 SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2024:10607-1 libSDL2-2_0-0-2.0.16-2.3 on GA media SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2019:2224-1 Security update for SDL2 SUSE / openSUSE Security Updates · May 7, 2025
References
- https://bugzilla.libsdl.org/show_bug.cgi?id=4522
- GLSA-201909-07 vendor-advisory
- openSUSE-SU-2019:2226 vendor-advisory
- openSUSE-SU-2019:2224 vendor-advisory
- FEDORA-2020-ff2fe47ba4 vendor-advisory
- [debian-lts-announce] 20230208 [SECURITY] [DLA 3314-1] libsdl2 security update mailing-list