CVE-2006-1168 Memory corruption in n/a

High 7.5 Published 14 Aug 2006 Updated 7 Aug 2024

Remote attackers can cause a crash or execute arbitrary code via crafted data triggering a buffer underflow in the LZW decompression function.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: Not needed
Fix: Available

What is CVE-2006-1168?

CVE-2006-1168 is a high-severity memory corruption vulnerability in n/a, published on 14 Aug 2006. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The decompress function in compress42.c in (1) ncompress 4.2.4 and (2) liblzw allows remote attackers to cause a denial of service (crash), and possibly execute arbitrary code, via crafted data that leads to a buffer underflow.

Which versions are affected by CVE-2006-1168?

It affects 1 product.

Linux distribution packages (17)

`ncompress` Red Hat:enterprise_linux:3::as	All versions	`0:4.2.4-39.rhel3`
`ncompress-debuginfo` Red Hat:enterprise_linux:3::as	All versions	`0:4.2.4-39.rhel3`
`ncompress` Red Hat:enterprise_linux:3::desktop	All versions	`0:4.2.4-39.rhel3`
`ncompress-debuginfo` Red Hat:enterprise_linux:3::desktop	All versions	`0:4.2.4-39.rhel3`
`ncompress` Red Hat:enterprise_linux:3::es	All versions	`0:4.2.4-39.rhel3`
`ncompress-debuginfo` Red Hat:enterprise_linux:3::es	All versions	`0:4.2.4-39.rhel3`
`ncompress` Red Hat:enterprise_linux:3::ws	All versions	`0:4.2.4-39.rhel3`
`ncompress-debuginfo` Red Hat:enterprise_linux:3::ws	All versions	`0:4.2.4-39.rhel3`
`ncompress` Red Hat:enterprise_linux:4::as	All versions	`0:4.2.4-43.rhel4`
`ncompress-debuginfo` Red Hat:enterprise_linux:4::as	All versions	`0:4.2.4-43.rhel4`
`ncompress` Red Hat:enterprise_linux:4::desktop	All versions	`0:4.2.4-43.rhel4`
`ncompress-debuginfo` Red Hat:enterprise_linux:4::desktop	All versions	`0:4.2.4-43.rhel4`
`ncompress` Red Hat:enterprise_linux:4::es	All versions	`0:4.2.4-43.rhel4`
`ncompress-debuginfo` Red Hat:enterprise_linux:4::es	All versions	`0:4.2.4-43.rhel4`
`ncompress` Red Hat:enterprise_linux:4::ws	All versions	`0:4.2.4-43.rhel4`
`ncompress-debuginfo` Red Hat:enterprise_linux:4::ws	All versions	`0:4.2.4-43.rhel4`
`ncompress` openSUSE:Tumbleweed	All versions	`4.2.4.4-1.1`

Products include Ncompress Ncompress.

How do I fix CVE-2006-1168?

Apply the vendor's patch.

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

Is CVE-2006-1168 being exploited?

There is no known exploitation of CVE-2006-1168 in the wild and no public exploit code.

Sources

Also known as DEBIAN-CVE-2006-1168, DSA-1149-1, GHSA-8g8g-9f4q-f275, RHSA-2006:0663, openSUSE-SU-2024:10385-1.