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CVE-2021-4214 Details
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.
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CVSS 4.0 Severity and Vector Strings:
No CVSS 4.0 data is available for this CVE.
CVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
No SSVC data is available for this CVE.
References to Advisories, Solutions, and Tools
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| URL | Source(s) | Tag(s) |
|---|---|---|
| https://access.redhat.com/security/cve/CVE-2021-4214 | CVE | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2043393 | CVE | ExploitIssue TrackingThird Party Advisory |
| https://github.com/glennrp/libpng/issues/302 | CVE | ExploitThird Party Advisory |
| https://security.netapp.com/advisory/ntap-20221020-0001/ | CVE | Third Party Advisory |
| https://security-tracker.debian.org/tracker/CVE-2021-4214 | CVE | Third Party Advisory |
| https://access.redhat.com/security/cve/CVE-2021-4214 | [email protected] | Third Party Advisory |
| https://bugzilla.redhat.com/show_bug.cgi?id=2043393 | [email protected] | ExploitIssue TrackingThird Party Advisory |
| https://github.com/glennrp/libpng/issues/302 | [email protected] | ExploitThird Party Advisory |
| https://security.netapp.com/advisory/ntap-20221020-0001/ | [email protected] | Third Party Advisory |
| https://security-tracker.debian.org/tracker/CVE-2021-4214 | [email protected] | Third Party Advisory |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-120 | Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') | [email protected] |
| CWE-787 | Out-of-bounds Write | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| libpng libpng | 1.6.0 - |
CPE
Remediation
| |
| debian debian linux | 10.0 11.0 |
CPE
Remediation
| |
| netapp ontap select deploy administration utility | All versions |
CPE
Remediation
| |
Change History
6 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Nov 21, 2024 | CVE Modified | CVE |
| May 14, 2024 | CVE Modified | [email protected] |
| Nov 8, 2022 | Modified Analysis | [email protected] |
| Oct 20, 2022 | CVE Modified | [email protected] |
| Aug 30, 2022 | Initial Analysis | [email protected] |