USN-3710-1: curl vulnerability

curl vulnerability

A security issue affects these releases of Ubuntu and its derivatives:

• Ubuntu 18.04 LTS
• Ubuntu 17.10

Summary

curl could be made to crash or run programs if it received specially crafted network traffic.

Software Description

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

Details

Peter Wu discovered that curl incorrectly handled certain SMTP buffers. A remote attacker could use this issue to cause curl to crash, resulting in a denial of service, or possibly execute arbitrary code.

Update instructions

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

Ubuntu 18.04 LTS

curl - 7.58.0-2ubuntu3.2

libcurl3-gnutls - 7.58.0-2ubuntu3.2

libcurl3-nss - 7.58.0-2ubuntu3.2

libcurl4 - 7.58.0-2ubuntu3.2

Ubuntu 17.10

curl - 7.55.1-1ubuntu2.6

libcurl3 - 7.55.1-1ubuntu2.6

libcurl3-gnutls - 7.55.1-1ubuntu2.6

libcurl3-nss - 7.55.1-1ubuntu2.6

To update your system, please follow these instructions: https://wiki.ubuntu.com/Security/Upgrades.

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

References

• CVE-2018-0500

from Ubuntu Security Notices https://ift.tt/2umLsQ9