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Merge pull request #147 from jmccrohan/master

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tls: ensure hostname is always null-terminated
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yrutschle 2017-11-13 23:03:12 +01:00 committed by GitHub
commit 2a7bafdd7f
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1 changed files with 6 additions and 1 deletions
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tls.c
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@ -288,13 +288,18 @@ parse_alpn_extension(const struct TLSProtocol *tls_data, const char *data, size_
static int static int
has_match(char** list, const char* name, size_t name_len) { has_match(char** list, const char* name, size_t name_len) {
char **item; char **item;
char *name_nullterminated = malloc(name_len+1);
memcpy(name_nullterminated, name, name_len);
name_nullterminated[name_len]='\0';
for (item = list; *item; item++) { for (item = list; *item; item++) {
if (verbose) fprintf(stderr, "matching [%.*s] with [%s]\n", (int)name_len, name, *item); if (verbose) fprintf(stderr, "matching [%.*s] with [%s]\n", (int)name_len, name, *item);
if(!fnmatch(*item, name, 0)) { if(!fnmatch(*item, name_nullterminated, 0)) {
free(name_nullterminated);
return 1; return 1;
} }
} }
free(name_nullterminated);
return 0; return 0;
} }