Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libpng | Libpng | 1.6.0 |
| Debian | Debian Linux | 10.0 |
| Netapp | Ontap Select Deploy Administration Utility | - |
Related Weaknesses (CWE)
References
- https://access.redhat.com/security/cve/CVE-2021-4214Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393ExploitIssue TrackingThird Party Advisory
- https://github.com/glennrp/libpng/issues/302ExploitThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-4214Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221020-0001/Third Party Advisory
- https://access.redhat.com/security/cve/CVE-2021-4214Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2043393ExploitIssue TrackingThird Party Advisory
- https://github.com/glennrp/libpng/issues/302ExploitThird Party Advisory
- https://security-tracker.debian.org/tracker/CVE-2021-4214Third Party Advisory
- https://security.netapp.com/advisory/ntap-20221020-0001/Third Party Advisory
FAQ
What is CVE-2021-4214?
CVE-2021-4214 is a vulnerability with a CVSS score of 5.5 (MEDIUM). 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 applicati...
How severe is CVE-2021-4214?
CVE-2021-4214 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2021-4214?
Check the references section above for vendor advisories and patch information. Affected products include: Libpng Libpng, Debian Debian Linux, Netapp Ontap Select Deploy Administration Utility.