CVE-2021-20299
openexr - security update
7.5
HIGH
CVSS 3.1
EPSS 1.0%
Description
A flaw was found in OpenEXR's Multipart input file functionality. A crafted multi-part input file with no actual parts can trigger a NULL pointer dereference. The highest threat from this vulnerability is to system availability.
How to fix CVE-2021-20299
To remediate CVE-2021-20299, upgrade the affected package to a fixed version below.
- Debian/openexr—upgrade to 2.5.4-1 or later
- —upgrade to 2.2.0-11+deb9u4 or later
Is CVE-2021-20299 being exploited?
Low — EPSS is 1.0%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.5.4-1
- from 0, < 2.2.0-11+deb9u4
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |