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-rw-r--r--x11/xpra/files/patch-xpra_net_compression.py26
1 files changed, 26 insertions, 0 deletions
diff --git a/x11/xpra/files/patch-xpra_net_compression.py b/x11/xpra/files/patch-xpra_net_compression.py
new file mode 100644
index 000000000000..51f87fc4e265
--- /dev/null
+++ b/x11/xpra/files/patch-xpra_net_compression.py
@@ -0,0 +1,26 @@
+--- xpra/net/compression.py.orig 2015-07-27 14:25:13 UTC
++++ xpra/net/compression.py
+@@ -23,7 +23,9 @@ try:
+ return level | LZ4_FLAG, LZ4_compress(packet)
+ #try to figure out the version number:
+ if hasattr(lz4, "VERSION"):
+- lz4_version = str(lz4.VERSION)
++ lz4_version = lz4.VERSION
++ if hasattr(lz4, "LZ4_VERSION"):
++ lz4_version.append(lz4.LZ4_VERSION)
+ elif hasattr(lz4, "__file__"):
+ #hack it..
+ import os.path
+@@ -44,10 +46,8 @@ try:
+ #we want at least two numbers first:
+ if len(tmpv)>=2:
+ #ie: (0, 7, 0)
+- lz4_version = ".".join(tmpv)
+- assert lz4_version>="0.7", "versions older than 0.7.0 are vulnerable and should not be used, see CVE-2014-4715"
+- if hasattr(lz4, "LZ4_VERSION"):
+- lz4_version += "."+str(lz4.LZ4_VERSION)
++ lz4_version = tuple(tmpv)
++ assert lz4_version>=(0, 7), "versions older than 0.7.0 are vulnerable and should not be used, see CVE-2014-4715"
+ except Exception as e:
+ log("lz4 not found: %s", e)
+ LZ4_uncompress = None