diff options
Diffstat (limited to 'poky/meta/recipes-bsp/u-boot/files/0007-CVE-2019-14194-14198.patch')
-rw-r--r-- | poky/meta/recipes-bsp/u-boot/files/0007-CVE-2019-14194-14198.patch | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/poky/meta/recipes-bsp/u-boot/files/0007-CVE-2019-14194-14198.patch b/poky/meta/recipes-bsp/u-boot/files/0007-CVE-2019-14194-14198.patch new file mode 100644 index 000000000..b3e3b72eb --- /dev/null +++ b/poky/meta/recipes-bsp/u-boot/files/0007-CVE-2019-14194-14198.patch @@ -0,0 +1,42 @@ +From fb6dc193bf2685b7574b218f7ca558aa54659e11 Mon Sep 17 00:00:00 2001 +From: "liucheng (G)" <liucheng32@huawei.com> +Date: Thu, 29 Aug 2019 13:47:48 +0000 +Subject: [PATCH 7/9] CVE-2019-14194/CVE-2019-14198: nfs: fix unbounded memcpy + with a failed length check at nfs_read_reply +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +This patch adds a check to rpc_pkt.u.reply.data at nfs_read_reply. + +Signed-off-by: Cheng Liu <liucheng32@huawei.com> +Reported-by: FermÃn Serna <fermin@semmle.com> +Acked-by: Joe Hershberger <joe.hershberger@ni.com> + +Upstream-Status: Backport[http://git.denx.de/?p=u-boot.git;a=commit; + h=aa207cf3a6d68f39d64cd29057a4fb63943e9078] + +CVE: CVE-2019-14194 and CVE-2019-14198 + +Signed-off-by: Meng Li <Meng.Li@windriver.com> +--- + net/nfs.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/net/nfs.c b/net/nfs.c +index b7cf3b3a18..11941fad1a 100644 +--- a/net/nfs.c ++++ b/net/nfs.c +@@ -701,6 +701,9 @@ static int nfs_read_reply(uchar *pkt, unsigned len) + &(rpc_pkt.u.reply.data[4 + nfsv3_data_offset]); + } + ++ if (((uchar *)&(rpc_pkt.u.reply.data[0]) - (uchar *)(&rpc_pkt) + rlen) > len) ++ return -9999; ++ + if (store_block(data_ptr, nfs_offset, rlen)) + return -9999; + +-- +2.17.1 + |