CVE-2008-6218

CVE-2008-6218 is a high-severity vulnerability in Libpng with a CVSS 2.0 base score of 7.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Description

Memory leak in the png_handle_tEXt function in pngrutil.c in libpng before 1.2.33 rc02 and 1.4.0 beta36 allows context-dependent attackers to cause a denial of service (memory exhaustion) via a crafted PNG file.

Frequently asked questions

What is CVE-2008-6218?
Memory leak in the png_handle_tEXt function in pngrutil.c in libpng before 1.2.33 rc02 and 1.4.0 beta36 allows context-dependent attackers to cause a denial of service (memory exhaustion) via a crafted PNG file.
How severe is CVE-2008-6218?
CVE-2008-6218 has a CVSS 2.0 base score of 7.1, rated high severity.
Is CVE-2008-6218 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (81st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2008-6218?
CVE-2008-6218 primarily affects Libpng. In total, 243 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2008-6218?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2008-6218 published?
CVE-2008-6218 was published on 2009-02-20 and last updated on 2026-06-16.

References

Affected products (243)

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