USN-3554-1: curl vulnerabilities

Releases

• Ubuntu 17.10
• Ubuntu 16.04 ESM
• Ubuntu 14.04 ESM

Packages

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

Details

It was discovered that curl incorrectly handled certain data. An attacker
could possibly use this to cause a denial of service or even to get access
to sensitive data. This issue only affected Ubuntu 16.04 LTS and Ubuntu 17.10.

It was discovered that curl could accidentally leak authentication data.
An attacker could possibly use this to get access to sensitive information.
(CVE-2018-1000007)

Update instructions

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

Ubuntu 17.10

• curl - 7.55.1-1ubuntu2.3
• libcurl3 - 7.55.1-1ubuntu2.3
• libcurl3-gnutls - 7.55.1-1ubuntu2.3
• libcurl3-nss - 7.55.1-1ubuntu2.3

Ubuntu 16.04

• curl - 7.47.0-1ubuntu2.6
• libcurl3 - 7.47.0-1ubuntu2.6
• libcurl3-gnutls - 7.47.0-1ubuntu2.6
• libcurl3-nss - 7.47.0-1ubuntu2.6

Ubuntu 14.04

• curl - 7.35.0-1ubuntu2.14
• libcurl3 - 7.35.0-1ubuntu2.14
• libcurl3-gnutls - 7.35.0-1ubuntu2.14
• libcurl3-nss - 7.35.0-1ubuntu2.14

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

References

• CVE-2018-1000005
• CVE-2018-1000007

Related notices

• USN-3554-2: libcurl3-nss, curl, libcurl3, libcurl3-gnutls