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Add an extra guard for unlock condition string drawing to prevent hypothetical out of bounds read

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toaster 2023-01-04 17:52:28 +00:00
parent 6274b1f31f
commit c628014c47
1 changed files with 1 additions and 0 deletions
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src/k_menudraw.c
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@ -4950,6 +4950,7 @@ challengedesc:
i = (challengesmenu.hilix * CHALLENGEGRIDHEIGHT) + challengesmenu.hiliy; i = (challengesmenu.hilix * CHALLENGEGRIDHEIGHT) + challengesmenu.hiliy;
if (challengesmenu.unlockcondition != NULL if (challengesmenu.unlockcondition != NULL
&& challengesmenu.currentunlock < MAXUNLOCKABLES
&& ((gamedata->unlocked[challengesmenu.currentunlock] == true) && ((gamedata->unlocked[challengesmenu.currentunlock] == true)
|| ((challengesmenu.extradata != NULL) || ((challengesmenu.extradata != NULL)
&& (challengesmenu.extradata[i] & CHE_HINT)) && (challengesmenu.extradata[i] & CHE_HINT))