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engine: client: validate player index and max players

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This commit is contained in:
Alibek Omarov
2026-05-16 21:00:45 +05:00
parent fc4b982ecc
commit e56cf4e1da
2 changed files with 21 additions and 0 deletions
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9
engine/client/parse/cl_parse.c
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@@ -891,6 +891,15 @@ static void CL_ParseServerData( sizebuf_t *msg, connprotocol_t proto )
}
}
if( cl.playernum < 0 || cl.playernum >= MAX_CLIENTS || cl.maxclients < 0 || cl.maxclients >= MAX_CLIENTS )
{
Con_Printf( S_ERROR "%s: invalid playernum or maxclients (%d and %d must be less than %d)\n", __func__,
cl.playernum, cl.maxclients, MAX_CLIENTS );
CL_Disconnect_f();
Host_AbortCurrentFrame();
return;
}
Q_snprintf( mapfile, sizeof( mapfile ), "maps/%s.bsp", clgame.mapname );
if( CRC32_MapFile( &cl.worldmapCRC, mapfile, cl.maxclients > 1 ))
{