[oe-commits] [openembedded-core] 20/33: sysstat: fix CVE-2019-19725

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rpurdie pushed a commit to branch master
in repository openembedded-core.

commit 2bf6fdc460526feb0955b3b789e7be78f6e8ec4a
Author: Anuj Mittal <anuj.mittal at intel.com>
AuthorDate: Thu Dec 12 07:10:42 2019 +0800

    sysstat: fix CVE-2019-19725
    
    Signed-off-by: Anuj Mittal <anuj.mittal at intel.com>
    Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
 .../sysstat/sysstat/CVE-2019-19725.patch           | 28 ++++++++++++++++++++++
 meta/recipes-extended/sysstat/sysstat_12.2.0.bb    |  1 +
 2 files changed, 29 insertions(+)

diff --git a/meta/recipes-extended/sysstat/sysstat/CVE-2019-19725.patch b/meta/recipes-extended/sysstat/sysstat/CVE-2019-19725.patch
new file mode 100644
index 0000000..2aa1272
--- /dev/null
+++ b/meta/recipes-extended/sysstat/sysstat/CVE-2019-19725.patch
@@ -0,0 +1,28 @@
+From a5c8abd4a481ee6e27a3acf00e6d9b0f023e20ed Mon Sep 17 00:00:00 2001
+From: Sebastien GODARD <sysstat at users.noreply.github.com>
+Date: Mon, 9 Dec 2019 17:54:07 +0100
+Subject: [PATCH] Fix #242: Double free in check_file_actlst()
+
+Avoid freeing buffer() twice.
+
+Signed-off-by: Sebastien GODARD <sysstat at users.noreply.github.com>
+
+Upstream-Status: Backport [https://github.com/sysstat/sysstat/commit/a5c8abd4a481ee6e27a3acf00e6d9b0f023e20ed]
+CVE: CVE-2019-19725
+Signed-off-by: Anuj Mittal <anuj.mittal at intel.com>
+---
+ sa_common.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/sa_common.c b/sa_common.c
+index cf52aefe..856a3715 100644
+--- a/sa_common.c
++++ b/sa_common.c
+@@ -2153,6 +2153,7 @@ void check_file_actlst(int *ifd, char *dfile, struct activity *act[], uint64_t f
+ 	}
+ 
+ 	free(buffer);
++	buffer = NULL;
+ 
+ 	/* Check that at least one activity selected by the user is available in file */
+ 	for (i = 0; i < NR_ACT; i++) {
diff --git a/meta/recipes-extended/sysstat/sysstat_12.2.0.bb b/meta/recipes-extended/sysstat/sysstat_12.2.0.bb
index e3ae3dd..f7a1a35 100644
--- a/meta/recipes-extended/sysstat/sysstat_12.2.0.bb
+++ b/meta/recipes-extended/sysstat/sysstat_12.2.0.bb
@@ -4,6 +4,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=a23a74b3f4caf9616230789d94217acb"
 
 SRC_URI += "file://0001-Include-needed-headers-explicitly.patch \
             file://0001-configure.in-remove-check-for-chkconfig.patch \
+            file://CVE-2019-19725.patch \
 "
 
 SRC_URI[md5sum] = "7deffb18e7f32a0b74ab81f1f75de9ee"

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