CVE-2021-26260
5.5
MEDIUM
CVSS 3.1
EPSS 0.56%
Description
An integer overflow leading to a heap-buffer overflow was found in the DwaCompressor of OpenEXR in versions before 3.0.1. An attacker could use this flaw to crash an application compiled with OpenEXR. This is a different flaw from CVE-2021-23215.
How to fix CVE-2021-26260
To remediate CVE-2021-26260, upgrade the affected package to a fixed version below.
- Debian/openexr—upgrade to 2.5.4-2+deb11u1 or later
Is CVE-2021-26260 being exploited?
Low — EPSS is 0.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 2.5.4-2+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.5 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |