Debian/libsixel: medium 6.5
load_png in loader.c in libsixel.a in libsixel 1.8.6 has an uninitialized pointer leading to an invalid call to free, which can cause a denial of service.
Action: Upgrade libsixel to 1.10.3-1 or later.
Affected
| introduced | fixed | last affected |
|---|---|---|
| 0 | 1.10.3-1 | - |
Fixed versions
| 1.10.3-1 |
Sources
- osv: DEBIAN-CVE-2020-11721#Debian:14/libsixel
- https://security-tracker.debian.org/tracker/CVE-2020-11721
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