==========================================================================
Ubuntu Security Notice USN-4129-1
September 11, 2019
curl vulnerabilities
==========================================================================
A security issue affects these releases of Ubuntu and its derivatives:
– Ubuntu 19.04
– Ubuntu 18.04 LTS
– Ubuntu 16.04 LTS
Summary:
Several security issues were fixed in curl.
Software Description:
– curl: HTTP, HTTPS, and FTP client and client libraries
Details:
Thomas Vegas discovered that curl incorrectly handled memory when using
Kerberos over FTP. A remote attacker could use this issue to crash curl,
resulting in a denial of service. (CVE-2019-5481)
Thomas Vegas discovered that curl incorrectly handled memory during TFTP
transfers. A remote attacker could use this issue to crash curl, resulting
in a denial of service, or possibly execute arbitrary code. (CVE-2019-5482)
Update instructions:
The problem can be corrected by updating your system to the following
package versions:
Ubuntu 19.04:
curl 7.64.0-2ubuntu1.2
libcurl3-gnutls 7.64.0-2ubuntu1.2
libcurl3-nss 7.64.0-2ubuntu1.2
libcurl4 7.64.0-2ubuntu1.2
Ubuntu 18.04 LTS:
curl 7.58.0-2ubuntu3.8
libcurl3-gnutls 7.58.0-2ubuntu3.8
libcurl3-nss 7.58.0-2ubuntu3.8
libcurl4 7.58.0-2ubuntu3.8
Ubuntu 16.04 LTS:
curl 7.47.0-1ubuntu2.14
libcurl3 7.47.0-1ubuntu2.14
libcurl3-gnutls 7.47.0-1ubuntu2.14
libcurl3-nss 7.47.0-1ubuntu2.14
In general, a standard system update will make all the necessary changes.
References:
https://usn.ubuntu.com/4129-1
CVE-2019-5481, CVE-2019-5482
Package Information:
https://launchpad.net/ubuntu/+source/curl/7.64.0-2ubuntu1.2
https://launchpad.net/ubuntu/+source/curl/7.58.0-2ubuntu3.8
https://launchpad.net/ubuntu/+source/curl/7.47.0-1ubuntu2.14
—–BEGIN PGP SIGNATURE—–
iQEzBAEBCgAdFiEEiOlTC8vdwgBRe16w9JjS2d59rZwFAl141vUACgkQ9JjS2d59
rZyaBAf/SSvoaqWbAAe37f+LdrKyDfURUkAM3y00aAibjrb9o+gBjImskA55zQgc
G+Y1afTuKUPPyLfJ0lhipm9t/lAOHzAUndlREQcVDCe/5RiXmlJVeJDALFzA5lZb
EP16n7SWkHnXG/MFIactKEJUgoNU1w2MBQWpoT4iJ6QyM+Mt3FNqI6xP6h7QKRBK
IcoqZfcKO+6o1ayEd18RKMQlkq3/6bznh95axzmiDrHvv9DKkYNkL6S5Z5ueCvQa
O3ftie7EFVqHTxPAAjikzOO5EwUWDCAKwyio0Lp6pzTdfrT51UvMgofBaQdcYGYi
4rr4mFqbbv1WcWszsVLlLyAEVH+Vww==
=3Xs7
—–END PGP SIGNATURE——-
