void EVP_EncodeFinal(EVP_ENCODE_CTX *ctx, unsigned char *out, int *outl)
{
    unsigned int ret = 0;

    if (ctx->num != 0) {
        ret = EVP_EncodeBlock(out, ctx->enc_data, ctx->num);
        out[ret++] = '\n';
        out[ret] = '\0';
        ctx->num = 0;
    }
    *outl = ret;
}

This weakness involves numeric computation errors, such as integer overflows, underflows, or precision losses, which can lead to miscalculations and exploitable behaviors in software.