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Description: Fix TestsGoFuzzCrashers
Limit readLongstr to max(uint32) because slices on 386 can be at most of max(uint32) size
Author: Philipp Hug <hug@debian.org>
Origin: upstream
Bug: https://github.com/streadway/amqp/issues/261
Bug-Debian: https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=860684
Forwarded: https://github.com/streadway/amqp/pull/265
Last-Update: 2017-05-06
---
--- golang-github-streadway-amqp-0.0~git20150820.0.f4879ba.orig/read.go
+++ golang-github-streadway-amqp-0.0~git20150820.0.f4879ba/read.go
@@ -109,6 +109,11 @@ func readLongstr(r io.Reader) (v string,
return
}
+ // slices can't be longer than max int32 value
+ if (length > (^uint32(0) >> 1)) {
+ return
+ }
+
bytes := make([]byte, length)
if _, err = io.ReadFull(r, bytes); err != nil {
return
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