CVS commit: src/lib/libc/regex

["Christos Zoulas" <christos%netbsd.org@localhost>]

Module Name:    src
Committed By:   christos
Date:           Sun Oct  9 18:23:00 UTC 2011

Modified Files:
        src/lib/libc/regex: engine.c regcomp.c regex2.h

Log Message:
Prevent regcomp/regexec DoS attacks by limiting the amount of memory used
and the level of recursion. Thanks to Maksymilian Arciemowicz for discovery
and help with the implementation.


To generate a diff of this commit:
cvs rdiff -u -r1.22 -r1.23 src/lib/libc/regex/engine.c
cvs rdiff -u -r1.29 -r1.30 src/lib/libc/regex/regcomp.c
cvs rdiff -u -r1.12 -r1.13 src/lib/libc/regex/regex2.h

Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.