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Posted to dev@tomcat.apache.org by ma...@apache.org on 2015/02/06 19:01:03 UTC
svn commit: r1657908 - in /tomcat/tc8.0.x/trunk: ./
java/org/apache/coyote/http11/AbstractInputBuffer.java
webapps/docs/changelog.xml
Author: markt
Date: Fri Feb 6 18:01:02 2015
New Revision: 1657908
URL: http://svn.apache.org/r1657908
Log:
Fix https://issues.apache.org/bugzilla/show_bug.cgi?id=57544
Fix potential infinite loop if pos == 0
Only need to update lastValid & pos if bytes have been moved.
Modified:
tomcat/tc8.0.x/trunk/ (props changed)
tomcat/tc8.0.x/trunk/java/org/apache/coyote/http11/AbstractInputBuffer.java
tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml
Propchange: tomcat/tc8.0.x/trunk/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Fri Feb 6 18:01:02 2015
@@ -1 +1 @@
-/tomcat/trunk:1636524,1637156,1637176,1637188,1637331,1637684,1637695,1638720-1638725,1639653,1640010,1640083-1640084,1640088,1640275,1640322,1640347,1640361,1640365,1640403,1640410,1640652,1640655-1640658,1640688,1640700-1640883,1640903,1640976,1640978,1641000,1641026,1641038-1641039,1641051-1641052,1641058,1641064,1641300,1641369,1641374,1641380,1641486,1641634,1641656-1641692,1641704,1641707-1641718,1641720-1641722,1641735,1641981,1642233,1642280,1642554,1642564,1642595,1642606,1642668,1642679,1642697,1642699,1642766,1643002,1643045,1643054-1643055,1643066,1643121,1643128,1643206,1643209-1643210,1643216,1643249,1643270,1643283,1643309-1643310,1643323,1643365-1643366,1643370-1643371,1643465,1643474,1643536,1643570,1643634,1643649,1643651,1643654,1643675,1643731,1643733-1643734,1643761,1643766,1643814,1643937,1643963,1644017,1644169,1644201-1644203,1644321,1644323,1644516,1644523,1644529,1644535,1644730,1644768,1644784-1644785,1644790,1644793,1644815,1644884,1644886,1644890,1644892
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+/tomcat/trunk:1636524,1637156,1637176,1637188,1637331,1637684,1637695,1638720-1638725,1639653,1640010,1640083-1640084,1640088,1640275,1640322,1640347,1640361,1640365,1640403,1640410,1640652,1640655-1640658,1640688,1640700-1640883,1640903,1640976,1640978,1641000,1641026,1641038-1641039,1641051-1641052,1641058,1641064,1641300,1641369,1641374,1641380,1641486,1641634,1641656-1641692,1641704,1641707-1641718,1641720-1641722,1641735,1641981,1642233,1642280,1642554,1642564,1642595,1642606,1642668,1642679,1642697,1642699,1642766,1643002,1643045,1643054-1643055,1643066,1643121,1643128,1643206,1643209-1643210,1643216,1643249,1643270,1643283,1643309-1643310,1643323,1643365-1643366,1643370-1643371,1643465,1643474,1643536,1643570,1643634,1643649,1643651,1643654,1643675,1643731,1643733-1643734,1643761,1643766,1643814,1643937,1643963,1644017,1644169,1644201-1644203,1644321,1644323,1644516,1644523,1644529,1644535,1644730,1644768,1644784-1644785,1644790,1644793,1644815,1644884,1644886,1644890,1644892
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907
Modified: tomcat/tc8.0.x/trunk/java/org/apache/coyote/http11/AbstractInputBuffer.java
URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/java/org/apache/coyote/http11/AbstractInputBuffer.java?rev=1657908&r1=1657907&r2=1657908&view=diff
==============================================================================
--- tomcat/tc8.0.x/trunk/java/org/apache/coyote/http11/AbstractInputBuffer.java (original)
+++ tomcat/tc8.0.x/trunk/java/org/apache/coyote/http11/AbstractInputBuffer.java Fri Feb 6 18:01:02 2015
@@ -289,15 +289,10 @@ public abstract class AbstractInputBuffe
request.recycle();
// Copy leftover bytes to the beginning of the buffer
- if (lastValid - pos > 0) {
- int npos = 0;
- int opos = pos;
- while (lastValid - opos > opos - npos) {
- System.arraycopy(buf, opos, buf, npos, opos - npos);
- npos += pos;
- opos += pos;
- }
- System.arraycopy(buf, opos, buf, npos, lastValid - opos);
+ if (lastValid - pos > 0 && pos > 0) {
+ System.arraycopy(buf, pos, buf, 0, lastValid - pos);
+ lastValid = lastValid - pos;
+ pos = 0;
}
// Recycle filters
@@ -306,12 +301,9 @@ public abstract class AbstractInputBuffe
}
// Reset pointers
- lastValid = lastValid - pos;
- pos = 0;
lastActiveFilter = -1;
parsingHeader = true;
swallowInput = true;
-
}
Modified: tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml
URL: http://svn.apache.org/viewvc/tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml?rev=1657908&r1=1657907&r2=1657908&view=diff
==============================================================================
--- tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml (original)
+++ tomcat/tc8.0.x/trunk/webapps/docs/changelog.xml Fri Feb 6 18:01:02 2015
@@ -79,6 +79,10 @@
<bug>57509</bug>: Improve length check when writing HTTP/1.1
response headers: reserve space for 4 extra bytes. (kkolinko)
</fix>
+ <fix>
+ <bug>57544</bug>: Fix potential infinite loop when preparing a kept
+ alive HTTP connection for the next request. (markt)
+ </fix>
</changelog>
</subsection>
<subsection name="Jasper">
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