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| author | xhe <xw897002528@gmail.com> | 2018-12-07 11:25:07 +0800 |
|---|---|---|
| committer | rofl0r <retnyg@gmx.net> | 2019-01-16 02:38:18 +0000 |
| commit | 445d2550c74b1dea3f621e160d364484448da0bc (patch) | |
| tree | 4b2550b1d59fb851dfc0f7126fbbab6438838c36 | |
| parent | 913a5155d07d83563f3e8dfe0c521f3d13da991f (diff) | |
| download | gettext-tiny-445d2550c74b1dea3f621e160d364484448da0bc.tar.gz | |
poparser: avoid invalid memory access
mentioned by rofl0r.
if y is shorter than strlen(sysdep_str[n]), it may corrupt the memory.
we better use strncmp instead.
| -rw-r--r-- | src/poparser.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/poparser.c b/src/poparser.c index 55f9c49..e4eff3c 100644 --- a/src/poparser.c +++ b/src/poparser.c @@ -362,7 +362,7 @@ size_t poparser_sysdep(const char *in, char *out, int cnt[]) { y++; for (n=0; n < st_max; n++) { - if (!memcmp(y, sysdep_str[n], strlen(sysdep_str[n]))) { + if (!strncmp(y, sysdep_str[n], strlen(sysdep_str[n]))) { if (outs) memcpy(out, x, y-x); out += y-x; |