CVE-2021-3496
7.8
HIGH
CVSS 3.1
EPSS 0.48%
Description
A heap-based buffer overflow was found in jhead in version 3.06 in Get16u() in exif.c when processing a crafted file.
How to fix CVE-2021-3496
To remediate CVE-2021-3496, upgrade the affected package to a fixed version below.
- Debian/jhead—upgrade to 1:3.04-6 or later
Is CVE-2021-3496 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 1:3.04-6
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.8 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H |