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openSUSE:Backports:SLE-15-SP3:Update
LibVNCServer
LibVNCServer-CVE-2019-20839.patch
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File LibVNCServer-CVE-2019-20839.patch of Package LibVNCServer
Index: libvncserver-LibVNCServer-0.9.10/libvncclient/sockets.c =================================================================== --- libvncserver-LibVNCServer-0.9.10.orig/libvncclient/sockets.c 2020-07-09 10:09:48.643818055 +0200 +++ libvncserver-LibVNCServer-0.9.10/libvncclient/sockets.c 2020-07-09 10:10:03.475905720 +0200 @@ -427,6 +427,10 @@ ConnectClientToUnixSock(const char *sock int sock; struct sockaddr_un addr; addr.sun_family = AF_UNIX; + if(strlen(sockFile) + 1 > sizeof(addr.sun_path)) { + rfbClientErr("ConnectToUnixSock: socket file name too long\n"); + return -1; + } strcpy(addr.sun_path, sockFile); sock = socket(AF_UNIX, SOCK_STREAM, 0);
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