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From: Marc Deslauriers
Reply-To: Ubuntu Security
To: ubuntu-security-announce@lists.ubuntu.com
Message-ID:
Subject: [USN-3457-1] curl vulnerability
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==========================================================================
Ubuntu Security Notice USN-3457-1
October 23, 2017
curl vulnerability
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
- Ubuntu 17.10
- Ubuntu 17.04
- Ubuntu 16.04 LTS
- Ubuntu 14.04 LTS
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:
Brian Carpenter discovered that curl incorrectly handled IMAP FETCH
response lines. 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 17.10:
curl 7.55.1-1ubuntu2.1
libcurl3 7.55.1-1ubuntu2.1
libcurl3-gnutls 7.55.1-1ubuntu2.1
libcurl3-nss 7.55.1-1ubuntu2.1
Ubuntu 17.04:
curl 7.52.1-4ubuntu1.3
libcurl3 7.52.1-4ubuntu1.3
libcurl3-gnutls 7.52.1-4ubuntu1.3
libcurl3-nss 7.52.1-4ubuntu1.3
Ubuntu 16.04 LTS:
curl 7.47.0-1ubuntu2.4
libcurl3 7.47.0-1ubuntu2.4
libcurl3-gnutls 7.47.0-1ubuntu2.4
libcurl3-nss 7.47.0-1ubuntu2.4
Ubuntu 14.04 LTS:
curl 7.35.0-1ubuntu2.12
libcurl3 7.35.0-1ubuntu2.12
libcurl3-gnutls 7.35.0-1ubuntu2.12
libcurl3-nss 7.35.0-1ubuntu2.12
In general, a standard system update will make all the necessary changes.
References:
https://www.ubuntu.com/usn/usn-3457-1
CVE-2017-1000257
Package Information:
https://launchpad.net/ubuntu/+source/curl/7.55.1-1ubuntu2.1
https://launchpad.net/ubuntu/+source/curl/7.52.1-4ubuntu1.3
https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.4
https://launchpad.net/ubuntu/+source/curl/7.35.0-1ubuntu2.12
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