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authorYue Tao <Yue.Tao@windriver.com>2013-12-05 17:52:19 -0600
committerRichard Purdie <richard.purdie@linuxfoundation.org>2013-12-10 11:36:24 +0000
commit36e2981687acc5b7a74f08718d4578f92af4dc8b (patch)
treeaf725245f40bcdec3bbbee87253b90ffcd0866c0 /meta/recipes-support/icu
parente7b2b84dece29d16b8f05daf962b69e78dd64cb3 (diff)
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icu: CVE-2013-2924
Use-after-free vulnerability in International Components for Unicode (ICU), as used in Google Chrome before 30.0.1599.66 and other products, allows remote attackers to cause a denial of service or possibly have unspecified other impact via unknown vectors. http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2013-2924 Signed-off-by: Yue Tao <Yue.Tao@windriver.com> Signed-off-by: Robert Yang <liezhi.yang@windriver.com> Signed-off-by: Mark Hatle <mark.hatle@windriver.com> Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
Diffstat (limited to 'meta/recipes-support/icu')
-rw-r--r--meta/recipes-support/icu/icu-51.2/add_buffer_length_check_to_UTF_16_or_32_detector.patch33
-rw-r--r--meta/recipes-support/icu/icu_51.2.bb1
2 files changed, 34 insertions, 0 deletions
diff --git a/meta/recipes-support/icu/icu-51.2/add_buffer_length_check_to_UTF_16_or_32_detector.patch b/meta/recipes-support/icu/icu-51.2/add_buffer_length_check_to_UTF_16_or_32_detector.patch
new file mode 100644
index 0000000000..ad4d61c3ea
--- /dev/null
+++ b/meta/recipes-support/icu/icu-51.2/add_buffer_length_check_to_UTF_16_or_32_detector.patch
@@ -0,0 +1,33 @@
+--- source/i18n/csrucode.cpp
++++ source/i18n/csrucode.cpp
+@@ -33,8 +33,9 @@ UBool CharsetRecog_UTF_16_BE::match(Inpu
+ {
+ const uint8_t *input = textIn->fRawInput;
+ int32_t confidence = 0;
++ int32_t length = textIn->fRawLength;
+
+- if (input[0] == 0xFE && input[1] == 0xFF) {
++ if (length >=2 && input[0] == 0xFE && input[1] == 0xFF) {
+ confidence = 100;
+ }
+
+@@ -57,8 +58,9 @@ UBool CharsetRecog_UTF_16_LE::match(Inpu
+ {
+ const uint8_t *input = textIn->fRawInput;
+ int32_t confidence = 0;
++ int32_t length = textIn->fRawLength;
+
+- if (input[0] == 0xFF && input[1] == 0xFE && (input[2] != 0x00 || input[3] != 0x00)) {
++ if (length >= 4 && input[0] == 0xFF && input[1] == 0xFE && (input[2] != 0x00 || input[3] != 0x00)) {
+ confidence = 100;
+ }
+
+@@ -81,7 +83,7 @@ UBool CharsetRecog_UTF_32::match(InputTe
+ bool hasBOM = FALSE;
+ int32_t confidence = 0;
+
+- if (getChar(input, 0) == 0x0000FEFFUL) {
++ if (limit > 0 && getChar(input, 0) == 0x0000FEFFUL) {
+ hasBOM = TRUE;
+ }
+
diff --git a/meta/recipes-support/icu/icu_51.2.bb b/meta/recipes-support/icu/icu_51.2.bb
index aca3ea5aea..aabe07b841 100644
--- a/meta/recipes-support/icu/icu_51.2.bb
+++ b/meta/recipes-support/icu/icu_51.2.bb
@@ -6,6 +6,7 @@ LIC_FILES_CHKSUM = "file://../license.html;md5=443a74288a72fad9069a74e7637192c1"
BASE_SRC_URI = "http://download.icu-project.org/files/icu4c/${PV}/icu4c-51_2-src.tgz"
SRC_URI = "${BASE_SRC_URI} \
file://icu-pkgdata-large-cmd.patch \
+ file://add_buffer_length_check_to_UTF_16_or_32_detector.patch \
"
SRC_URI[md5sum] = "072e501b87065f3a0ca888f1b5165709"