CVE-2019-11471
8.8
HIGH
CVSS 3.1
EPSS 0.27%
Description
libheif 1.4.0 has a use-after-free in heif::HeifContext::Image::set_alpha_channel in heif_context.h because heif_context.cc mishandles references to non-existing alpha images.
How to fix CVE-2019-11471
To remediate CVE-2019-11471, upgrade the affected package to a fixed version below.
- Alpine/libheif—upgrade to 1.5.0-r0 or later
- Debian/libheif—upgrade to 1.3.2-2 or later
Is CVE-2019-11471 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.5.0-r0
- from 0, < 1.3.2-2
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |