[oe-commits] [meta-openembedded] 03/07: apache2: CVE-2018-1333
git at git.openembedded.org
git at git.openembedded.org
Thu Sep 6 05:39:00 UTC 2018
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armin_kuster pushed a commit to branch rocko-next
in repository meta-openembedded.
commit 086be3c7ec949aa9d5059c0e00a34e42711d66af
Author: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
AuthorDate: Thu Aug 23 16:51:22 2018 +0530
apache2: CVE-2018-1333
* fixes a race condition where aborting streams triggers an
unnecessary timeout.
Affects apache2 2.4.18 to 2.4.30 and apache2 2.4.33
Fixed in apache2 2.4.34
Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
Signed-off-by: Armin Kuster <akuster808 at gmail.com>
---
.../recipes-httpd/apache2/apache2-native_2.4.27.bb | 1 +
.../recipes-httpd/apache2/apache2_2.4.27.bb | 1 +
.../apache2/files/CVE-2018-1333.patch | 44 ++++++++++++++++++++++
3 files changed, 46 insertions(+)
diff --git a/meta-webserver/recipes-httpd/apache2/apache2-native_2.4.27.bb b/meta-webserver/recipes-httpd/apache2/apache2-native_2.4.27.bb
index 4e893db..dcd3976 100644
--- a/meta-webserver/recipes-httpd/apache2/apache2-native_2.4.27.bb
+++ b/meta-webserver/recipes-httpd/apache2/apache2-native_2.4.27.bb
@@ -10,6 +10,7 @@ inherit autotools pkgconfig native
SRC_URI = "${APACHE_MIRROR}/httpd/httpd-${PV}.tar.bz2 \
file://0001-configure-use-pkg-config-for-PCRE-detection.patch \
+ file://CVE-2018-1333.patch \
"
S = "${WORKDIR}/httpd-${PV}"
diff --git a/meta-webserver/recipes-httpd/apache2/apache2_2.4.27.bb b/meta-webserver/recipes-httpd/apache2/apache2_2.4.27.bb
index 1880867..2803500 100644
--- a/meta-webserver/recipes-httpd/apache2/apache2_2.4.27.bb
+++ b/meta-webserver/recipes-httpd/apache2/apache2_2.4.27.bb
@@ -21,6 +21,7 @@ SRC_URI = "${APACHE_MIRROR}/httpd/httpd-${PV}.tar.bz2 \
file://apache2-volatile.conf \
file://apache2.service \
file://volatiles.04_apache2 \
+ file://CVE-2018-1333.patch \
"
LIC_FILES_CHKSUM = "file://LICENSE;md5=dbff5a2b542fa58854455bf1a0b94b83"
diff --git a/meta-webserver/recipes-httpd/apache2/files/CVE-2018-1333.patch b/meta-webserver/recipes-httpd/apache2/files/CVE-2018-1333.patch
new file mode 100644
index 0000000..9cd207c
--- /dev/null
+++ b/meta-webserver/recipes-httpd/apache2/files/CVE-2018-1333.patch
@@ -0,0 +1,44 @@
+From 83a2e3866918ce6567a683eb4c660688d047ee81 Mon Sep 17 00:00:00 2001
+From: Stefan Eissing <stefan.eissing at greenbytes.de>
+Date: Wed, 18 Apr 2018 11:55:17 +0200
+Subject: [PATCH] * fixes a race condition where aborting streams triggers an
+ unnecessary timeout.
+
+Note: Re-factored upstream fix
+https://github.com/icing/mod_h2/commit/83a2e3866918ce6567a683eb4c660688d047ee81,
+so that it applies to httpd v2.4.27 code. Similarly done at
+http://svn.apache.org/viewvc/httpd/httpd/trunk/modules/http2/h2_bucket_beam.c?r1=1828879&r2=1828878&pathrev=1828879
+
+CVE: CVE-2018-1333
+Upstream-Status: Backport [https://github.com/icing/mod_h2/commit/83a2e3866918ce6567a683eb4c660688d047ee81]
+
+Signed-off-by: Jagadeesh Krishnanjanappa <jkrishnanjanappa at mvista.com>
+
+diff -Naurp httpd-2.4.27_org/modules/http2/h2_bucket_beam.c httpd-2.4.27/modules/http2/h2_bucket_beam.c
+--- httpd-2.4.27_org/modules/http2/h2_bucket_beam.c 2017-04-21 06:52:05.000000000 -0700
++++ httpd-2.4.27/modules/http2/h2_bucket_beam.c 2018-07-24 23:44:40.888330955 -0700
+@@ -512,6 +512,7 @@ static void recv_buffer_cleanup(h2_bucke
+ apr_brigade_destroy(bb);
+ if (bl) enter_yellow(beam, bl);
+
++ apr_thread_cond_broadcast(beam->change);
+ if (beam->cons_ev_cb) {
+ beam->cons_ev_cb(beam->cons_ctx, beam);
+ }
+@@ -685,12 +686,10 @@ void h2_beam_abort(h2_bucket_beam *beam)
+ h2_beam_lock bl;
+
+ if (enter_yellow(beam, &bl) == APR_SUCCESS) {
+- if (!beam->aborted) {
+- beam->aborted = 1;
+- r_purge_sent(beam);
+- h2_blist_cleanup(&beam->send_list);
+- report_consumption(beam, &bl);
+- }
++ beam->aborted = 1;
++ r_purge_sent(beam);
++ h2_blist_cleanup(&beam->send_list);
++ report_consumption(beam, &bl);
+ if (beam->cond) {
+ apr_thread_cond_broadcast(beam->cond);
+ }
--
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