CVE-2021-20240
8.8
HIGH
CVSS 3.1
EPSS 1.1%
Description
A flaw was found in gdk-pixbuf in versions before 2.42.0. An integer wraparound leading to an out of bounds write can occur when a crafted GIF image is loaded. An attacker may cause applications to crash or could potentially execute code on the victim system. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
How to fix CVE-2021-20240
To remediate CVE-2021-20240, upgrade the affected package to a fixed version below.
- —upgrade to 2.40.0-r1 or later
- —upgrade to 2.42.2+dfsg-1 or later
Is CVE-2021-20240 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 2.40.0-r1
- from 0, < 2.42.2+dfsg-1
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 |