CVE-2016-4580 Information disclosure in n/a

What is CVE-2016-4580?

CVE-2016-4580 is a high-severity vulnerability in Canonical Ubuntu Linux, published on 23 May 2016. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The x25_negotiate_facilities function in net/x25/x25_facilities.c in the Linux kernel before 4.5.5 does not properly initialize a certain data structure, which allows attackers to obtain sensitive information from kernel stack memory via an X.25 Call Request.

Weakness: CWE-200

Which versions are affected by CVE-2016-4580?

It affects 2 products.

Products include Canonical Ubuntu Linux, Linux kernel.

How do I fix CVE-2016-4580?

Apply the vendor's patch.

Is CVE-2016-4580 being exploited?

There is no known exploitation of CVE-2016-4580 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-2016-4580, GHSA-wj4h-397w-w967, UBUNTU-CVE-2016-4580.