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SUSE:SLE-12-SP2:GA
curl.19331
curl-CVE-2016-8615.patch
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File curl-CVE-2016-8615.patch of Package curl.19331
From 28867c2eb601e96a9205cce962b4898c4b9118de Mon Sep 17 00:00:00 2001 From: Daniel Stenberg <daniel@haxx.se> Date: Tue, 27 Sep 2016 17:36:19 +0200 Subject: [PATCH] cookie: replace use of fgets() with custom version ... that will ignore lines that are too long to fit in the buffer. --- lib/cookie.c | 31 ++++++++++++++++++++++++++++++- 1 file changed, 30 insertions(+), 1 deletion(-) Index: curl-7.37.0/lib/cookie.c =================================================================== --- curl-7.37.0.orig/lib/cookie.c 2016-10-20 13:50:36.909954730 +0200 +++ curl-7.37.0/lib/cookie.c 2016-10-20 14:53:44.211404022 +0200 @@ -875,6 +875,35 @@ Curl_cookie_add(struct SessionHandle *da return co; } +/* + * get_line() makes sure to only return complete whole lines that fit in 'len' + * bytes and end with a newline. + */ +static char *get_line(char *buf, int len, FILE *input) +{ + bool partial = FALSE; + while(1) { + char *b = fgets(buf, len, input); + if(b) { + size_t rlen = strlen(b); + if(rlen && (b[rlen-1] == '\n')) { + if(partial) { + partial = FALSE; + continue; + } + return b; + } + else + /* read a partial, discard the next piece that ends with newline */ + partial = TRUE; + } + else + break; + } + return NULL; +} + + /***************************************************************************** * * Curl_cookie_init() @@ -926,7 +955,7 @@ struct CookieInfo *Curl_cookie_init(stru char *line = malloc(MAX_COOKIE_LINE); if(line) { - while(fgets(line, MAX_COOKIE_LINE, fp)) { + while(get_line(line, MAX_COOKIE_LINE, fp)) { if(checkprefix("Set-Cookie:", line)) { /* This is a cookie line, get it! */ lineptr=&line[11];
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