From: Chee Yang Lee <chee.yang....@intel.com> Signed-off-by: Chee Yang Lee <chee.yang....@intel.com> --- .../libssh2/libssh2/CVE-2020-22218.patch | 34 +++++++++++++++++++ .../recipes-support/libssh2/libssh2_1.10.0.bb | 1 + 2 files changed, 35 insertions(+) create mode 100644 meta/recipes-support/libssh2/libssh2/CVE-2020-22218.patch
diff --git a/meta/recipes-support/libssh2/libssh2/CVE-2020-22218.patch b/meta/recipes-support/libssh2/libssh2/CVE-2020-22218.patch new file mode 100644 index 0000000000..066233fcae --- /dev/null +++ b/meta/recipes-support/libssh2/libssh2/CVE-2020-22218.patch @@ -0,0 +1,34 @@ +CVE: CVE-2020-22218 +Upstream-Status: Backport [ https://github.com/libssh2/libssh2/commit/642eec48ff3adfdb7a9e562b6d7fc865d1733f45 ] +Signed-off-by: Lee Chee Yang <chee.yang....@intel.com> + + +From 642eec48ff3adfdb7a9e562b6d7fc865d1733f45 Mon Sep 17 00:00:00 2001 +From: lutianxiong <lutianxi...@huawei.com> +Date: Fri, 29 May 2020 01:25:40 +0800 +Subject: [PATCH] transport.c: fix use-of-uninitialized-value (#476) + +file:transport.c + +notes: +return error if malloc(0) + +credit: +lutianxiong +--- + src/transport.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/src/transport.c b/src/transport.c +index 96fca6b8cc..adf96c2437 100644 +--- a/src/transport.c ++++ b/src/transport.c +@@ -472,7 +472,7 @@ int _libssh2_transport_read(LIBSSH2_SESSION * session) + /* Get a packet handle put data into. We get one to + hold all data, including padding and MAC. */ + p->payload = LIBSSH2_ALLOC(session, total_num); +- if(!p->payload) { ++ if(total_num == 0 || !p->payload) { + return LIBSSH2_ERROR_ALLOC; + } + p->total_num = total_num; diff --git a/meta/recipes-support/libssh2/libssh2_1.10.0.bb b/meta/recipes-support/libssh2/libssh2_1.10.0.bb index d5513373b0..8483a292c2 100644 --- a/meta/recipes-support/libssh2/libssh2_1.10.0.bb +++ b/meta/recipes-support/libssh2/libssh2_1.10.0.bb @@ -10,6 +10,7 @@ LIC_FILES_CHKSUM = "file://COPYING;md5=3e089ad0cf27edf1e7f261dfcd06acc7" SRC_URI = "http://www.libssh2.org/download/${BP}.tar.gz \ file://fix-ssh2-test.patch \ file://run-ptest \ + file://CVE-2020-22218.patch \ " SRC_URI[sha256sum] = "2d64e90f3ded394b91d3a2e774ca203a4179f69aebee03003e5a6fa621e41d51" -- 2.37.3
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