CVE-2006-4484

2.6 LOW 9% exploit odds Fix listed Memory safety Web app

What it is

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.

At a glance

Exploitability: Can be exploited over the network without logging in. Limited direct impact.
Exploit odds: 8.7% chance of exploitation in the next 30 days (EPSS).
Fix: A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

2006-08-31 21:04 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 22:29 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 8.7% in the next 30 days (EPSS).
Severity: 2.6 LOW (CVSS).
Fix: a patch or advisory is linked.

Details

Published: 2006-08-31 21:04 UTC
Last modified: 2026-06-16 22:29 UTC
Exploit probability: 8.7% · EPSS, next 30 days
Record status: Modified

Affected

PHP 5.1.0
PHP 5.1.1
PHP 5.1.2
PHP 5.1.4

Attack profile CVSS 2.0 · 2.6

Attack vector: Network
Complexity: High
Authentication: None
Confidentiality: None
Integrity: None
Availability: Partial

Raw vector

AV:N/AC:H/Au:N/C:N/I:N/A:P

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2006-4484.md and follow it. Check whether this project is affected by CVE-2006-4484. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

· More options · Status badge

Download Square Reddit

Fix and advisories

References

NVD record · CVE.org record