OOB write via unchecked multiplication Affected versions: curl 7.1 to and including 7.50.3
Reference: https://curl.haxx.se/docs/adv_20161102C.html Signed-off-by: Sona Sarmadi <sona.sarm...@enea.com> --- meta/recipes-support/curl/curl/CVE-2016-8617.patch | 28 ++++++++++++++++++++++ meta/recipes-support/curl/curl_7.47.1.bb | 1 + 2 files changed, 29 insertions(+) create mode 100644 meta/recipes-support/curl/curl/CVE-2016-8617.patch diff --git a/meta/recipes-support/curl/curl/CVE-2016-8617.patch b/meta/recipes-support/curl/curl/CVE-2016-8617.patch new file mode 100644 index 0000000..d16c2f5 --- /dev/null +++ b/meta/recipes-support/curl/curl/CVE-2016-8617.patch @@ -0,0 +1,28 @@ +From efd24d57426bd77c9b5860e6b297904703750412 Mon Sep 17 00:00:00 2001 +From: Daniel Stenberg <dan...@haxx.se> +Date: Wed, 28 Sep 2016 00:05:12 +0200 +Subject: [PATCH] base64: check for integer overflow on large input + +CVE: CVE-2016-8617 +Upstream-Status: Backport + +Bug: https://curl.haxx.se/docs/adv_20161102C.html +Reported-by: Cure53 + +Signed-off-by: Sona Sarmadi <sona.sarm...@enea.com> +--- +diff -ruN a/lib/base64.c b/lib/base64.c +--- a/lib/base64.c 2016-02-03 00:02:43.000000000 +0100 ++++ b/lib/base64.c 2016-11-07 09:22:07.918167530 +0100 +@@ -190,6 +190,11 @@ + if(0 == insize) + insize = strlen(indata); + ++#if SIZEOF_SIZE_T == 4 ++ if(insize > UINT_MAX/4) ++ return CURLE_OUT_OF_MEMORY; ++#endif ++ + base64data = output = malloc(insize*4/3+4); + if(NULL == output) + return CURLE_OUT_OF_MEMORY; diff --git a/meta/recipes-support/curl/curl_7.47.1.bb b/meta/recipes-support/curl/curl_7.47.1.bb index 20c3721..3724411 100644 --- a/meta/recipes-support/curl/curl_7.47.1.bb +++ b/meta/recipes-support/curl/curl_7.47.1.bb @@ -17,6 +17,7 @@ SRC_URI += " file://configure_ac.patch \ file://CVE-2016-7141.patch \ file://CVE-2016-8615.patch \ file://CVE-2016-8616.patch \ + file://CVE-2016-8617.patch \ " SRC_URI[md5sum] = "9ea3123449439bbd960cd25cf98796fb" -- 1.9.1 -- _______________________________________________ Openembedded-core mailing list Openembedded-core@lists.openembedded.org http://lists.openembedded.org/mailman/listinfo/openembedded-core