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authorHongxu Jia <hongxu.jia@windriver.com>2018-08-22 20:10:40 +0800
committerRichard Purdie <richard.purdie@linuxfoundation.org>2018-09-13 10:55:14 +0100
commit7d518d342eb67d25aa071fb08d03f06d6da576c6 (patch)
treec75bdda7d91ee9b25e055651a282a0a895c53458
parentedb02f0d1d313fb026e39cc320e63be7e0132e7b (diff)
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patch: fix CVE-2018-6952rocko
(From OE-Core rev: 1314a6953aa647706107557faaba8574e307d2bd) Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org> Signed-off-by: Armin Kuster <akuster808@gmail.com>
-rw-r--r--meta/recipes-devtools/patch/patch/0001-Fix-swapping-fake-lines-in-pch_swap.patch36
-rw-r--r--meta/recipes-devtools/patch/patch_2.7.6.bb1
2 files changed, 37 insertions, 0 deletions
diff --git a/meta/recipes-devtools/patch/patch/0001-Fix-swapping-fake-lines-in-pch_swap.patch b/meta/recipes-devtools/patch/patch/0001-Fix-swapping-fake-lines-in-pch_swap.patch
new file mode 100644
index 0000000..049149e
--- /dev/null
+++ b/meta/recipes-devtools/patch/patch/0001-Fix-swapping-fake-lines-in-pch_swap.patch
@@ -0,0 +1,36 @@
+From 9c986353e420ead6e706262bf204d6e03322c300 Mon Sep 17 00:00:00 2001
+From: Andreas Gruenbacher <agruen@gnu.org>
+Date: Fri, 17 Aug 2018 13:35:40 +0200
+Subject: [PATCH] Fix swapping fake lines in pch_swap
+
+* src/pch.c (pch_swap): Fix swapping p_bfake and p_efake when there is a
+blank line in the middle of a context-diff hunk: that empty line stays
+in the middle of the hunk and isn't swapped.
+
+Fixes: https://savannah.gnu.org/bugs/index.php?53133
+Signed-off-by: Andreas Gruenbacher <agruen@gnu.org>
+
+Upstream-Status: Backport [https://git.savannah.gnu.org/git/patch.git]
+CVE: CVE-2018-6952
+Signed-off-by: Hongxu Jia <hongxu.jia@windriver.com>
+
+---
+ src/pch.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/pch.c b/src/pch.c
+index e92bc64..a500ad9 100644
+--- a/src/pch.c
++++ b/src/pch.c
+@@ -2122,7 +2122,7 @@ pch_swap (void)
+ }
+ if (p_efake >= 0) { /* fix non-freeable ptr range */
+ if (p_efake <= i)
+- n = p_end - i + 1;
++ n = p_end - p_ptrn_lines;
+ else
+ n = -i;
+ p_efake += n;
+--
+2.10.2
+
diff --git a/meta/recipes-devtools/patch/patch_2.7.6.bb b/meta/recipes-devtools/patch/patch_2.7.6.bb
index 823486d..85b0db7 100644
--- a/meta/recipes-devtools/patch/patch_2.7.6.bb
+++ b/meta/recipes-devtools/patch/patch_2.7.6.bb
@@ -5,6 +5,7 @@ SRC_URI += "file://0001-Unset-need_charset_alias-when-building-for-musl.patch \
file://0002-Fix-segfault-with-mangled-rename-patch.patch \
file://0003-Allow-input-files-to-be-missing-for-ed-style-patches.patch \
file://0004-Fix-arbitrary-command-execution-in-ed-style-patches-.patch \
+ file://0001-Fix-swapping-fake-lines-in-pch_swap.patch \
"
SRC_URI[md5sum] = "4c68cee989d83c87b00a3860bcd05600"