CVE-2015-4002 Memory corruption in n/a

What is CVE-2015-4002?

CVE-2015-4002 is a critical memory corruption vulnerability in Canonical Ubuntu Linux, published on 7 Jun 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

drivers/staging/ozwpan/ozusbsvc1.c in the OZWPAN driver in the Linux kernel through 4.0.5 does not ensure that certain length values are sufficiently large, which allows remote attackers to cause a denial of service (system crash or large loop) or possibly execute arbitrary code via a crafted packet, related to the (1) oz_usb_rx and (2) oz_usb_handle_ep_data functions.

Weakness: CWE-119

Which versions are affected by CVE-2015-4002?

It affects 3 products.

Products include Canonical Ubuntu Linux, Linux kernel, Opensuse Opensuse.

How do I fix CVE-2015-4002?

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-2015-4002 being exploited?

There is no known exploitation of CVE-2015-4002 in the wild and no public exploit code.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2015-4002, GHSA-qf23-rh7h-w8wf, UBUNTU-CVE-2015-4002.