[gnutls-devel] GnuTLS | build: avoid potential integer overflow in array allocation (!1392)

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Thu Feb 25 07:16:34 CET 2021

Daiki Ueno commented on a discussion on lib/x509/crl.c: https://gitlab.com/gnutls/gnutls/-/merge_requests/1392#note_516788186

>  	    gnutls_x509_crl_list_import(*crls, &init, data, format,
> -		*crls =
> -		    gnutls_realloc_fast(*crls,
> -					sizeof(gnutls_x509_crl_t) * init);
> +		*crls = _gnutls_reallocarray_fast(*crls, init,

In this specific case, line 1265 is the first time where `*crls` is allocated so there is no need for freeing anything.

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