CVE-2011-1920 Information

Description

The make include files in NetBSD before 1.6.2 as used in pmake 1.111 and other products allow local users to overwrite arbitrary files via a symlink attack on a /tmp/_depend temporary file related to (1) bsd.lib.mk and (2) bsd.prog.mk.

Reference

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=626673 http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.lib.mk.diff?r1=1.239&r2=1.240&f=h http://cvsweb.netbsd.org/bsdweb.cgi/src/share/mk/bsd.prog.mk.diff?r1=1.192&r2=1.193&f=h http://openwall.com/lists/oss-security/2011/05/16/2 http://openwall.com/lists/oss-security/2011/05/16/8 http://www.securityfocus.com/bid/47878 https://bugzilla.redhat.com/show_bug.cgi?id=705090 https://bugzilla.redhat.com/show_bug.cgi?id=705100 https://exchange.xforce.ibmcloud.com/vulnerabilities/67495