USN-3805-1: curl vulnerabilities
31 October 2018
Several security issues were fixed in curl.
Releases
Packages
- curl - HTTP, HTTPS, and FTP client and client libraries
Details
Harry Sintonen discovered that curl incorrectly handled SASL
authentication. A remote attacker could use this issue to cause curl to
crash, resulting in a denial of service, or possibly execute arbitrary
code. (CVE-2018-16839)
Brian Carpenter discovered that curl incorrectly handled memory when
closing certain handles. A remote attacker could use this issue to cause
curl to crash, resulting in a denial of service, or possibly execute
arbitrary code. (CVE-2018-16840)
Brian Carpenter discovered that the curl command-line tool incorrectly
handled error messages. A remote attacker could possibly use this issue to
obtain sensitive information. (CVE-2018-16842)
Update instructions
The problem can be corrected by updating your system to the following package versions:
Ubuntu 18.10
-
curl
-
7.61.0-1ubuntu2.2
-
libcurl3-gnutls
-
7.61.0-1ubuntu2.2
-
libcurl3-nss
-
7.61.0-1ubuntu2.2
-
libcurl4
-
7.61.0-1ubuntu2.2
Ubuntu 18.04
-
curl
-
7.58.0-2ubuntu3.5
-
libcurl3-gnutls
-
7.58.0-2ubuntu3.5
-
libcurl3-nss
-
7.58.0-2ubuntu3.5
-
libcurl4
-
7.58.0-2ubuntu3.5
Ubuntu 16.04
-
curl
-
7.47.0-1ubuntu2.11
-
libcurl3
-
7.47.0-1ubuntu2.11
-
libcurl3-gnutls
-
7.47.0-1ubuntu2.11
-
libcurl3-nss
-
7.47.0-1ubuntu2.11
Ubuntu 14.04
-
curl
-
7.35.0-1ubuntu2.19
-
libcurl3
-
7.35.0-1ubuntu2.19
-
libcurl3-gnutls
-
7.35.0-1ubuntu2.19
-
libcurl3-nss
-
7.35.0-1ubuntu2.19
In general, a standard system update will make all the necessary changes.
References
Related notices
- USN-3805-2: libcurl3, libcurl3-gnutls, curl, libcurl3-nss