Module Name: src
Committed By: kamil
Date: Sun Jun 24 01:53:14 UTC 2018
Modified Files:
src/lib/libutil: passwd.c
Log Message:
Prevent underflow buffer read in trim_whitespace() in libutil/passwd.c
If a string is empty or contains only white characters, the algorithm of
removal of white characters at the end of the passed string will read
buffer at index -1 and keep iterating backward.
Detected with MKSANITIZER/ASan when executing passwd(1).
To generate a diff of this commit:
cvs rdiff -u -r1.52 -r1.53 src/lib/libutil/passwd.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
