mirror of
https://github.com/NixOS/nixpkgs.git
synced 2024-12-25 03:17:13 +00:00
2482f8b8dc
Security fixes for: * CVE-2019-8287 * CVE-2019-15678 * CVE-2019-15679 * CVE-2019-15680 mostly adapted from patches fixing similar issues in the actively maintained libvnc (#73970)
17 lines
513 B
Diff
17 lines
513 B
Diff
diff --git a/vncviewer/zlib.c b/vncviewer/zlib.c
|
|
index 80c4eee..76998d8 100644
|
|
--- a/vncviewer/zlib.c
|
|
+++ b/vncviewer/zlib.c
|
|
@@ -55,6 +55,11 @@ HandleZlibBPP (int rx, int ry, int rw, int rh)
|
|
raw_buffer_size = (( rw * rh ) * ( BPP / 8 ));
|
|
raw_buffer = (char*) malloc( raw_buffer_size );
|
|
|
|
+ if ( raw_buffer == NULL ) {
|
|
+ fprintf(stderr,
|
|
+ "couldn't allocate raw_buffer in HandleZlibBPP");
|
|
+ return False;
|
|
+ }
|
|
}
|
|
|
|
if (!ReadFromRFBServer((char *)&hdr, sz_rfbZlibHeader))
|