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buffer overflow and format string bug in auth server response processing

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from Ludwig Nussel in ioquake3
svn 1025 git 8ca8d845911fb6545bf723cade39944d874d01ea

fix buffer overflow and format string bug in auth server response
processing
This commit is contained in:
Jonathan Gray 2013-05-07 17:41:16 +10:00
parent 61687fff0c
commit eec13dc1bf
1 changed files with 2 additions and 5 deletions
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7
codemp/server/sv_client.cpp
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@ -144,7 +144,6 @@ void SV_AuthorizeIpPacket( netadr_t from ) {
int i;
char *s;
char *r;
char ret[1024];
if ( !NET_CompareBaseAdr( from, svs.authorizeAddress ) ) {
Com_Printf( "SV_AuthorizeIpPacket: not from authorize server\n" );
@ -190,8 +189,7 @@ void SV_AuthorizeIpPacket( netadr_t from ) {
if (!r) {
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\nAwaiting CD key authorization\n" );
} else {
sprintf(ret, "print\n%s\n", r);
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, ret );
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\n%s\n", r);
}
// clear the challenge record so it won't timeout and let them through
Com_Memset( &svs.challenges[i], 0, sizeof( svs.challenges[i] ) );
@ -202,8 +200,7 @@ void SV_AuthorizeIpPacket( netadr_t from ) {
if (!r) {
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\nSomeone is using this CD Key\n" );
} else {
sprintf(ret, "print\n%s\n", r);
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, ret );
NET_OutOfBandPrint( NS_SERVER, svs.challenges[i].adr, "print\n%s\n", r);
}
// clear the challenge record so it won't timeout and let them through