CVE-2005-2096 Memory corruption in n/a

High 7.5 Published Updated

Remote attackers can cause a denial of service via a crafted compressed stream leading to a buffer overflow in the zlib library.

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-2005-2096?

CVE-2005-2096 is a high-severity memory corruption vulnerability in n/a, published on 6 Jul 2005. 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

zlib 1.2 and later versions allows remote attackers to cause a denial of service (crash) via a crafted compressed stream with an incomplete code description of a length greater than 1, which leads to a buffer overflow, as demonstrated using a crafted PNG file.

Which versions are affected by CVE-2005-2096?

It affects 1 product.

Linux distribution packages (12)
zlib Red Hat:enterprise_linux:4::asAll versions0:1.2.1.2-1.1
zlib-debuginfo Red Hat:enterprise_linux:4::asAll versions0:1.2.1.2-1.1
zlib-devel Red Hat:enterprise_linux:4::asAll versions0:1.2.1.2-1.1
zlib Red Hat:enterprise_linux:4::desktopAll versions0:1.2.1.2-1.1
zlib-debuginfo Red Hat:enterprise_linux:4::desktopAll versions0:1.2.1.2-1.1
zlib-devel Red Hat:enterprise_linux:4::desktopAll versions0:1.2.1.2-1.1
zlib Red Hat:enterprise_linux:4::esAll versions0:1.2.1.2-1.1
zlib-debuginfo Red Hat:enterprise_linux:4::esAll versions0:1.2.1.2-1.1
zlib-devel Red Hat:enterprise_linux:4::esAll versions0:1.2.1.2-1.1
zlib Red Hat:enterprise_linux:4::wsAll versions0:1.2.1.2-1.1
zlib-debuginfo Red Hat:enterprise_linux:4::wsAll versions0:1.2.1.2-1.1
zlib-devel Red Hat:enterprise_linux:4::wsAll versions0:1.2.1.2-1.1

Products include Zlib Zlib.

How do I fix CVE-2005-2096?

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-2005-2096 being exploited?

There is no known exploitation of CVE-2005-2096 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2005-2096, DSA-740-1, GHSA-w2qv-rhm9-97p2, RHSA-2005:569.

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