Vulnerabilities > CVE-2021-4214
Attack vector
LOCAL Attack complexity
LOW Privileges required
NONE Confidentiality impact
NONE Integrity impact
NONE Availability impact
HIGH Summary
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.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| Application | 1 | |
| Application | 1 | |
| OS | 2 |
References
- https://access.redhat.com/security/cve/CVE-2021-4214
- https://access.redhat.com/security/cve/CVE-2021-4214
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393
- https://github.com/glennrp/libpng/issues/302
- https://github.com/glennrp/libpng/issues/302
- https://security.netapp.com/advisory/ntap-20221020-0001/
- https://security.netapp.com/advisory/ntap-20221020-0001/
- https://security-tracker.debian.org/tracker/CVE-2021-4214
- https://security-tracker.debian.org/tracker/CVE-2021-4214