1. Ubuntu Security Notices
  2. USN-1346-1

USN-1346-1: curl vulnerability

Publication date

24 January 2012

Overview

curl could be tricked into injecting arbitrary data if it handled a malicious URL.

Releases

Packages

  • curl - HTTP, HTTPS, and FTP client and client libraries

Details

Dan Fandrich discovered that curl incorrectly handled URLs containing
embedded or percent-encoded control characters. If a user or automated
system were tricked into processing a specially crafted URL, arbitrary
data could be injected.

Dan Fandrich discovered that curl incorrectly handled URLs containing
embedded or percent-encoded control characters. If a user or automated
system were tricked into processing a specially crafted URL, arbitrary
data could be injected.

Update instructions

In general, a standard system update will make all the necessary changes.

Learn more about how to get the fixes.

The problem can be corrected by updating your system to the following package versions:

Ubuntu Release Package Version
11.10 oneiric libcurl3-nss –  7.21.6-3ubuntu3.2
libcurl3-gnutls –  7.21.6-3ubuntu3.2
libcurl3 –  7.21.6-3ubuntu3.2
11.04 natty libcurl3-nss –  7.21.3-1ubuntu1.5
libcurl3-gnutls –  7.21.3-1ubuntu1.5
libcurl3 –  7.21.3-1ubuntu1.5
10.10 maverick libcurl3-gnutls –  7.21.0-1ubuntu1.3
libcurl3 –  7.21.0-1ubuntu1.3

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Get Ubuntu Pro

References

Have additional questions?

Talk to a member of the team ›