CVE-2015-3144 Memory corruption in n/a

What is CVE-2015-3144?

CVE-2015-3144 is a critical memory corruption vulnerability in Canonical Ubuntu Linux, published on 24 Apr 2015. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The fix_hostname function in cURL and libcurl 7.37.0 through 7.41.0 does not properly calculate an index, which allows remote attackers to cause a denial of service (out-of-bounds read or write and crash) or possibly have other unspecified impact via a zero-length host name, as demonstrated by "http://:80" and ":80."

Weakness: CWE-119

Which versions are affected by CVE-2015-3144?

It affects 5 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Haxx Curl, Haxx Libcurl, Oracle Mysql Enterprise Monitor.

How do I fix CVE-2015-3144?

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-2015-3144 being exploited?

There is no known exploitation of CVE-2015-3144 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 CURL-CVE-2015-3144, DEBIAN-CVE-2015-3144, GHSA-w3rm-phr3-x8q8.