CVE-2020-21598
8.8
HIGH
CVSS 3.1
EPSS 0.28%
Description
libde265 v1.0.4 contains a heap buffer overflow in the ff_hevc_put_unweighted_pred_8_sse function, which can be exploited via a crafted a file.
How to fix CVE-2020-21598
To remediate CVE-2020-21598, upgrade the affected package to a fixed version below.
- Alpine/libde265—upgrade to 1.0.11-r0 or later
- Debian/libde265—upgrade to 1.0.11-0+deb11u1 or later
Is CVE-2020-21598 being exploited?
Low — EPSS is 0.3%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.0.11-r0
- from 0, < 1.0.11-0+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH8.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |