CVE-2021-4214CWE-120

A heap overflow flaw was found in libpngs' pngimage.c program

published August 24, 2022

CVSS
—
EPSS
1%
Percentile
43.4
In the wild
Unconfirmed
What it is

A heap overflow flaw was found in libpngs' pngimage.c program. This flaw allows an attacker with local network access to pass a specially crafted PNG file to the pngimage utility, causing an application to crash, leading to a denial of service.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00522 · 43.4th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2022-08-24T00:00Z
EPSS history
Timeline
  • 24 AUG 00:00Z
    A heap overflow flaw was found in libpngs' pngimage.c program
    cvelistv5