CVE-2008-6218

Severity: high (CVSS 7.1 v2.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.3% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2009-02-20 · updated 2026-06-16
Weakness: CWE-399

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.

Affected products

pnggroup libpng: 1.2.0, 1.2.0-beta1, 1.2.0-beta2, 1.2.0-beta3, 1.2.0-beta4, 1.2.0-beta5 (+237)

References

http://secunia.com/advisories/32418
http://secunia.com/advisories/34265
http://secunia.com/advisories/34320
http://secunia.com/advisories/34388
http://security.gentoo.org/glsa/glsa-200903-28.xml
http://sourceforge.net/project/shownotes.php?release_id=635463&group_id=5624
http://sourceforge.net/project/shownotes.php?release_id=635837
http://wiki.rpath.com/Advisories:rPSA-2009-0046
http://www.debian.org/security/2009/dsa-1750
http://www.mandriva.com/security/advisories?name=MDVSA-2010:133
http://www.securityfocus.com/archive/1/501767/100/0/threaded
http://www.securityfocus.com/bid/31920

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