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Fix CID 416416 - Use After Free

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Anton Kochkov 2023-09-11 17:36:14 +08:00 committed by Anton Kochkov
parent 77f860cbc6
commit e4b1b5b3f3
1 changed files with 8 additions and 2 deletions
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10
librz/core/cmd/cmd_print.c
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@ -6021,7 +6021,13 @@ static RzCmdStatus print_visual_bytes(RzCore *core, RZ_NONNULL const unsigned ch
while (!exit_histogram && !is_error && !rz_cons_is_breaked()) {
showcursor(core, false);
w = rz_cons_get_size(&h);
rz_cons_canvas_resize(hist->can, w, h);
if (!rz_cons_canvas_resize(hist->can, w, h)) {
rz_histogram_options_free(hist->opts);
rz_config_hold_restore(hc);
rz_config_hold_free(hc);
rz_cons_canvas_free(can);
return RZ_CMD_STATUS_ERROR;
}
hist->w = w;
hist->h = h;
RzStrBuf *str = rz_histogram_interactive_horizontal(hist, data);
@ -6034,7 +6040,7 @@ static RzCmdStatus print_visual_bytes(RzCore *core, RZ_NONNULL const unsigned ch
switch (key) {
case '?':
rz_cons_clear00();
rz_cons_printf("Visual Ascii Art graph keybindings:\n"
rz_cons_printf("Visual ASCII Art graph keybindings:\n"
" +/- - zoom in/out\n"
" hl - move left and right\n"
" q - back to Visual mode\n");