CVE & CISA-KEV Catalog

CVE-2006-4484

LOWEPSS 93th pctl
2.6
CVSS v2
NVD

Description

Buffer overflow in the LWZReadByte_ function in ext/gd/libgd/gd_gif_in.c in the GD extension in PHP before 5.1.5 allows remote attackers to have an unknown impact via a GIF file with input_code_size greater than MAX_LWZ_BITS, which triggers an overflow when initializing the table array.

How to fix

Remediation Available
libgd2Debian
Fixed in:2.0.33-5.1CVE-2006-4484
Fixed in:2.0.33-5.1CVE-2006-4484
Fixed in:2.0.33-5.1CVE-2006-4484
Fixed in:2.0.33-5.1CVE-2006-4484

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v2 Vector

No CVSS vector data available.

Exploit Intelligence

6.36%probability of exploitation in 30 days
93rdpercentile

High risk: more likely to be exploited than 93% of all known CVEs.

References

Exploit1
Vendor Advisory2
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-04-16.