CVE-2009-3873 Memory corruption in n/a

Critical 9.3 Published 5 Nov 2009 Updated 7 Aug 2024

Remote attackers can gain privileges via a crafted JPEG image file exploiting a quantization problem in the Java Image Writer.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: Available

What is CVE-2009-3873?

CVE-2009-3873 is a critical memory corruption vulnerability in Sun Jdk, published on 5 Nov 2009. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

The JPEG Image Writer in Sun Java SE in JDK and JRE 5.0 before Update 22, JDK and JRE 6 before Update 17, and SDK and JRE 1.4.x before 1.4.2_24 allows remote attackers to gain privileges via a crafted image file, related to a "quantization problem," aka Bug Id 6862968.

Weakness: CWE-119

Which versions are affected by CVE-2009-3873?

It affects 3 products.

Products include Sun Jdk, Sun Jre, Sun Sdk.

How do I fix CVE-2009-3873?

Upgrade to a fixed version.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2009-3873 being exploited?

There is no known exploitation of CVE-2009-3873 in the wild and no public exploit code.

All Sun Jdk vulnerabilities

Sources

Also known as GHSA-jgrv-c256-j463.