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fix potential crash bug. #15605

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merged 3 commits into from
Jul 28, 2023
Merged

fix potential crash bug. #15605

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0b04d9c
fix potential crash bug. Check that its argument is not NULL before u…
icy17 Jul 28, 2023
afec965
add error output when SSL_CTX_new returns NULL
icy17 Jul 28, 2023
d33a2d9
Update web/server/h2o/http_server.c
icy17 Jul 28, 2023
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6 changes: 6 additions & 0 deletions web/server/h2o/http_server.c
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Original file line number Diff line number Diff line change
Expand Up @@ -73,6 +73,12 @@ static int ssl_init()
#else
accept_ctx.ssl_ctx = SSL_CTX_new(TLS_server_method());
#endif
// Check if accept_ctx.ssl_ctx is NULL, otherwise SSL_CTX_set_options will crash
if(!accept_ctx.ssl_ctx)
{
// output error log
return -1;
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}

SSL_CTX_set_options(accept_ctx.ssl_ctx, SSL_OP_NO_SSLv2);

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