Description
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.
References (5)
Core 5
Core References
Third Party Advisory
https://access.redhat.com/security/cve/CVE-2021-4214
Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2043393
Exploit, Third Party Advisory
https://github.com/glennrp/libpng/issues/302
Third Party Advisory
https://security-tracker.debian.org/tracker/CVE-2021-4214
Third Party Advisory
https://security.netapp.com/advisory/ntap-20221020-0001/
Scores
CVSS v3
5.5
EPSS
0.0013
EPSS Percentile
31.9%
Attack Vector
LOCAL
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Details
CWE
CWE-120
CWE-787
Status
published
Products (4)
debian/debian_linux
10.0
debian/debian_linux
11.0
libpng/libpng
1.6.0
netapp/ontap_select_deploy_administration_utility
Published
Aug 24, 2022
Tracked Since
Feb 18, 2026