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authorAdrian Bunk <bunk@stusta.de>2020-03-21 21:58:35 +0200
committerRichard Purdie <richard.purdie@linuxfoundation.org>2020-04-09 00:07:12 +0100
commit85a317dbcc4d682a014a141341f3e6181ce56033 (patch)
treec9685b8c290f317292d93cc5b7ce4b3a41772133
parentaaf587913d6e8b5cc3fc7cee2e7416593208a4d4 (diff)
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systemd: Backport the CVE-2019-20386 fix
(From OE-Core rev: 891200e728c520a02f24028e7d430a4a7e3c20fd) Signed-off-by: Adrian Bunk <bunk@stusta.de> Signed-off-by: Armin Kuster <akuster808@gmail.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
-rw-r--r--meta/recipes-core/systemd/systemd/0001-bus_open-leak-sd_event_source-when-udevadm-trigger.patch35
-rw-r--r--meta/recipes-core/systemd/systemd_241.bb1
2 files changed, 36 insertions, 0 deletions
diff --git a/meta/recipes-core/systemd/systemd/0001-bus_open-leak-sd_event_source-when-udevadm-trigger.patch b/meta/recipes-core/systemd/systemd/0001-bus_open-leak-sd_event_source-when-udevadm-trigger.patch
new file mode 100644
index 0000000000..7864140bd1
--- /dev/null
+++ b/meta/recipes-core/systemd/systemd/0001-bus_open-leak-sd_event_source-when-udevadm-trigger.patch
@@ -0,0 +1,35 @@
+From 3e9828454dcdaa6cd19ee7ea3e3db30567f22c9f Mon Sep 17 00:00:00 2001
+From: ven <2988994+hexiaowen@users.noreply.github.com>
+Date: Wed, 22 May 2019 14:24:28 +0800
+Subject: =?UTF-8?q?bus=5Fopen=20leak=20sd=5Fevent=5Fsource=20when=20udevad?=
+ =?UTF-8?q?m=20trigger=E3=80=82?=
+MIME-Version: 1.0
+Content-Type: text/plain; charset=UTF-8
+Content-Transfer-Encoding: 8bit
+
+On my host, when executing the udevadm trigger, I only receive the change event, which causes memleak
+
+CVE: CVE-2019-20386
+Upstream-Status: Backport
+Signed-off-by: Adrian Bunk <bunk@stusta.de>
+---
+ src/login/logind-button.c | 3 ++-
+ 1 file changed, 2 insertions(+), 1 deletion(-)
+
+diff --git a/src/login/logind-button.c b/src/login/logind-button.c
+index daffbf0668..1624a31cc3 100644
+--- a/src/login/logind-button.c
++++ b/src/login/logind-button.c
+@@ -341,7 +341,8 @@ int button_open(Button *b) {
+ }
+
+ (void) button_set_mask(b);
+-
++
++ b->io_event_source = sd_event_source_unref(b->io_event_source);
+ r = sd_event_add_io(b->manager->event, &b->io_event_source, b->fd, EPOLLIN, button_dispatch, b);
+ if (r < 0) {
+ log_error_errno(r, "Failed to add button event: %m");
+--
+2.20.1
+
diff --git a/meta/recipes-core/systemd/systemd_241.bb b/meta/recipes-core/systemd/systemd_241.bb
index eb3242d624..e0dc936294 100644
--- a/meta/recipes-core/systemd/systemd_241.bb
+++ b/meta/recipes-core/systemd/systemd_241.bb
@@ -24,6 +24,7 @@ SRC_URI += "file://touchscreen.rules \
file://0005-rules-watch-metadata-changes-in-ide-devices.patch \
file://0001-meson-declare-version.h-as-dep-for-various-targets-t.patch \
file://0001-meson-declare-version.h-as-dependency-for-systemd.patch \
+ file://0001-bus_open-leak-sd_event_source-when-udevadm-trigger.patch \
"
# patches needed by musl