This is a note to let you know that I've just added the patch titled
thunderbolt: tb: fix use after free in tb_activate_pcie_devices
to the 4.14-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
thunderbolt-tb-fix-use-after-free-in-tb_activate_pcie_devices.patch
and it can be found in the queue-4.14 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@xxxxxxxxxxxxxxx> know about it.
>From foo@baz Mon Dec 18 13:28:59 CET 2017
From: "Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx>
Date: Sat, 4 Nov 2017 23:52:54 -0500
Subject: thunderbolt: tb: fix use after free in tb_activate_pcie_devices
From: "Gustavo A. R. Silva" <garsilva@xxxxxxxxxxxxxx>
[ Upstream commit a2e373438f72391493a4425efc1b82030b6b4fd5 ]
Add a ̣̣continue statement in order to avoid using a previously
free'd pointer tunnel in list_add.
Addresses-Coverity-ID: 1415336
Fixes: 9d3cce0b6136 ("thunderbolt: Introduce thunderbolt bus and connection manager")
Signed-off-by: Gustavo A. R. Silva <garsilva@xxxxxxxxxxxxxx>
Acked-by: Mika Westerberg <mika.westerberg@xxxxxxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <alexander.levin@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
drivers/thunderbolt/tb.c | 1 +
1 file changed, 1 insertion(+)
--- a/drivers/thunderbolt/tb.c
+++ b/drivers/thunderbolt/tb.c
@@ -225,6 +225,7 @@ static void tb_activate_pcie_devices(str
tb_port_info(up_port,
"PCIe tunnel activation failed, aborting\n");
tb_pci_free(tunnel);
+ continue;
}
list_add(&tunnel->list, &tcm->tunnel_list);
Patches currently in stable-queue which might be from garsilva@xxxxxxxxxxxxxx are
queue-4.14/thunderbolt-tb-fix-use-after-free-in-tb_activate_pcie_devices.patch