From: Sasha Levin <sashal@kernel.org>
To: linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc: Alexander Aring <aahringo@redhat.com>,
lianhui tang <bluetlh@gmail.com>,
Stefan Schmidt <stefan@datenfreihafen.org>,
Sasha Levin <sashal@kernel.org>,
alex.aring@gmail.com, miquel.raynal@bootlin.com,
davem@davemloft.net, edumazet@google.com, kuba@kernel.org,
pabeni@redhat.com, linux-wpan@vger.kernel.org,
netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 6.2 03/30] ca8210: fix mac_len negative array access
Date: Sun, 19 Mar 2023 20:52:28 -0400 [thread overview]
Message-ID: <20230320005258.1428043-3-sashal@kernel.org> (raw)
In-Reply-To: <20230320005258.1428043-1-sashal@kernel.org>
From: Alexander Aring <aahringo@redhat.com>
[ Upstream commit 6c993779ea1d0cccdb3a5d7d45446dd229e610a3 ]
This patch fixes a buffer overflow access of skb->data if
ieee802154_hdr_peek_addrs() fails.
Reported-by: lianhui tang <bluetlh@gmail.com>
Signed-off-by: Alexander Aring <aahringo@redhat.com>
Link: https://lore.kernel.org/r/20230217042504.3303396-1-aahringo@redhat.com
Signed-off-by: Stefan Schmidt <stefan@datenfreihafen.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/net/ieee802154/ca8210.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c
index e1a569b99e4a6..0b0c6c0764fe9 100644
--- a/drivers/net/ieee802154/ca8210.c
+++ b/drivers/net/ieee802154/ca8210.c
@@ -1913,6 +1913,8 @@ static int ca8210_skb_tx(
* packet
*/
mac_len = ieee802154_hdr_peek_addrs(skb, &header);
+ if (mac_len < 0)
+ return mac_len;
secspec.security_level = header.sec.level;
secspec.key_id_mode = header.sec.key_id_mode;
--
2.39.2
next prev parent reply other threads:[~2023-03-20 0:53 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-20 0:52 [PATCH AUTOSEL 6.2 01/30] drm/cirrus: NULL-check pipe->plane.state->fb in cirrus_pipe_update() Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 02/30] HID: cp2112: Fix driver not registering GPIO IRQ chip as threaded Sasha Levin
2023-03-20 0:52 ` Sasha Levin [this message]
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 04/30] HID: logitech-hidpp: Add support for Logitech MX Master 3S mouse Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 05/30] HID: intel-ish-hid: ipc: Fix potential use-after-free in work function Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 06/30] m68k: mm: Fix systems with memory at end of 32-bit address space Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 07/30] m68k: Only force 030 bus error if PC not in exception table Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 08/30] selftests/bpf: check that modifier resolves after pointer Sasha Levin
2023-03-20 15:31 ` Lorenz Bauer
2023-03-20 15:48 ` Greg KH
2023-03-28 10:18 ` Lorenz Bauer
2023-04-11 15:08 ` Lorenz Bauer
2023-04-11 15:14 ` Greg KH
2023-05-24 11:03 ` Lorenz Bauer
2023-05-24 16:03 ` Greg KH
2023-05-24 17:04 ` Lorenz Bauer
2023-05-26 16:43 ` Greg KH
2023-05-30 11:24 ` Lorenz Bauer
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 09/30] cpumask: fix incorrect cpumask scanning result checks Sasha Levin
2023-03-20 1:59 ` Linus Torvalds
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 10/30] scsi: target: iscsi: Fix an error message in iscsi_check_key() Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 11/30] scsi: qla2xxx: Add option to disable FC2 Target support Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 12/30] scsi: hisi_sas: Check devm_add_action() return value Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 13/30] scsi: ufs: core: Add soft dependency on governor_simpleondemand Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 14/30] scsi: lpfc: Check kzalloc() in lpfc_sli4_cgn_params_read() Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 15/30] scsi: lpfc: Avoid usage of list iterator variable after loop Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 16/30] scsi: mpi3mr: ioctl timeout when disabling/enabling interrupt Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 17/30] scsi: mpi3mr: Driver unload crashes host when enhanced logging is enabled Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 18/30] scsi: mpi3mr: Wait for diagnostic save during controller init Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 19/30] scsi: mpi3mr: Return proper values for failures in firmware init path Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 20/30] scsi: mpi3mr: NVMe command size greater than 8K fails Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 21/30] scsi: mpi3mr: Bad drive in topology results kernel crash Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 22/30] scsi: storvsc: Handle BlockSize change in Hyper-V VHD/VHDX file Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 23/30] platform/x86: ISST: Increase range of valid mail box commands Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 24/30] platform/x86: int3472: Add GPIOs to Surface Go 3 Board data Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 25/30] net: usb: cdc_mbim: avoid altsetting toggling for Telit FE990 Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 26/30] net: usb: qmi_wwan: add Telit 0x1080 composition Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 27/30] drm/amd/display: Update clock table to include highest clock setting Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 28/30] sh: sanitize the flags on sigreturn Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 29/30] drm/amdgpu: Fix call trace warning and hang when removing amdgpu device Sasha Levin
2023-03-20 0:52 ` [PATCH AUTOSEL 6.2 30/30] drm/amd: Fix initialization mistake for NBIO 7.3.0 Sasha Levin
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