CVE-2015-6806 Information

Description

The MScrollV function in ansi.c in GNU screen 4.3.1 and earlier does not properly limit recursion which allows remote attackers to cause a denial of service (stack consumption) via an escape sequence with a large repeat count value.

Reference

http://git.savannah.gnu.org/cgit/screen.git/commit/?id=b7484c224738247b510ed0d268cd577076958f1b http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00001.html http://www.debian.org/security/2015/dsa-3352 http://www.openwall.com/lists/oss-security/2015/09/01/1 http://www.openwall.com/lists/oss-security/2015/09/03/11 http://www.openwall.com/lists/oss-security/2015/09/03/4 https://savannah.gnu.org/bugs/?45713 https://usn.ubuntu.com/3996-1/