CVE-2026-39199

EUVD-2026-37833
snes9x 1.63 allows an out-of-bounds write and denial of service via a crafted .ups file.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
2.9 LOW
LOCAL
HIGH
NONE
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 2%
Debian logo
Debian Releases
Debian Product
Codename
libretro-snes9x
bookworm
ignored
bookworm/non-free
vulnerable
bullseye
ignored
bullseye/non-free
vulnerable
forky/non-free
1.63+dfsg-2
fixed
sid/non-free
1.63+dfsg-2
fixed
trixie
no-dsa
trixie/non-free
vulnerable
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libretro-snes9x
bionic
needs-triage
focal
needs-triage
jammy
needs-triage
noble
needs-triage
questing
ignored
resolute
needs-triage
Common Weakness Enumeration
References
https://github.com/snes9xgit/snes9x/commit/96b366100172723f6314c40e237b370f4f7b59f4
https://github.com/snes9xgit/snes9x/issues/1035
https://karansaini.com/snes9x-oob-write/