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rtmpproto: Check APP_MAX_LENGTH 

Fixes Ticket2292

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2013-02-23 16:58:01 +01:00
parent df63e0c8bb
commit 02ac3398eb
1 changed files with 6 additions and 2 deletions
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8
libavformat/rtmpproto.c
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@ -2367,16 +2367,20 @@ reconnect:
fname = strchr(p + 1, '/');
if (!fname || (c && c < fname)) {
fname = p + 1;
av_strlcpy(rt->app, path + 1, p - path);
av_strlcpy(rt->app, path + 1, FFMIN(p - path, APP_MAX_LENGTH));
} else {
fname++;
av_strlcpy(rt->app, path + 1, fname - path - 1);
av_strlcpy(rt->app, path + 1, FFMIN(fname - path - 1, APP_MAX_LENGTH));
}
}
}
if (old_app) {
// The name of application has been defined by the user, override it.
if (strlen(old_app) >= APP_MAX_LENGTH) {
ret = AVERROR(EINVAL);
goto fail;
}
av_free(rt->app);
rt->app = old_app;
}