USN-1894-1: curl vulnerability

Releases

• Ubuntu 13.04
• Ubuntu 12.10
• Ubuntu 12.04
• Ubuntu 10.04

Packages

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

Details

Timo Sirainen discovered that libcurl incorrectly handled memory when
parsing URL encoded strings. An attacker could possibly use this issue to
cause libcurl to crash, leading to a denial of service, or execute
arbitrary code.

Update instructions

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

Ubuntu 13.04

• libcurl3-nss - 7.29.0-1ubuntu3.1
• libcurl3-gnutls - 7.29.0-1ubuntu3.1
• libcurl3 - 7.29.0-1ubuntu3.1

Ubuntu 12.10

• libcurl3-nss - 7.27.0-1ubuntu1.3
• libcurl3-gnutls - 7.27.0-1ubuntu1.3
• libcurl3 - 7.27.0-1ubuntu1.3

Ubuntu 12.04

• libcurl3-nss - 7.22.0-3ubuntu4.2
• libcurl3-gnutls - 7.22.0-3ubuntu4.2
• libcurl3 - 7.22.0-3ubuntu4.2

Ubuntu 10.04

• libcurl3-gnutls - 7.19.7-1ubuntu1.3
• libcurl3 - 7.19.7-1ubuntu1.3

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

References

• CVE-2013-2174