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invalid msg field count buffer overflow
bugzilla #4669 from Eugene C. in ioquake3 svn 1788 git 3ff266637578b9727ddee84e966214dd5dc51f04 Fix buffer overflow, report and patch by Eugene C. (#4669)
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@ -1261,6 +1261,10 @@ void MSG_ReadDeltaEntity( msg_t *msg, entityState_t *from, entityState_t *to,
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numFields = sizeof(entityStateFields)/sizeof(entityStateFields[0]);
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lc = MSG_ReadByte(msg);
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if ( lc > numFields || lc < 0 ) {
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Com_Error( ERR_DROP, "invalid entityState field count" );
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}
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// shownet 2/3 will interleave with other printed info, -1 will
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// just print the delta records`
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if ( cl_shownet->integer >= 2 || cl_shownet->integer == -1 ) {
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@ -2515,6 +2519,10 @@ void MSG_ReadDeltaPlayerstate (msg_t *msg, playerState_t *from, playerState_t *t
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lc = MSG_ReadByte(msg);
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if ( lc > numFields || lc < 0 ) {
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Com_Error( ERR_DROP, "invalid playerState field count" );
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}
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#ifdef _DONETPROFILE_
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int startBytes,endBytes;
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#endif
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