From: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
To: linux-kernel@vger.kernel.org
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
stable@vger.kernel.org, Lior David <qca_liord@qca.qualcomm.com>,
Maya Erez <qca_merez@qca.qualcomm.com>,
Kalle Valo <kvalo@qca.qualcomm.com>,
Ben Hutchings <ben.hutchings@codethink.co.uk>
Subject: [PATCH 3.18 31/31] wil6210: missing length check in wmi_set_ie
Date: Thu, 20 Dec 2018 10:18:43 +0100 [thread overview]
Message-ID: <20181220085743.827719854@linuxfoundation.org> (raw)
In-Reply-To: <20181220085742.601260254@linuxfoundation.org>
3.18-stable review patch. If anyone has any objections, please let me know.
------------------
From: Lior David <qca_liord@qca.qualcomm.com>
commit b5a8ffcae4103a9d823ea3aa3a761f65779fbe2a upstream.
Add a length check in wmi_set_ie to detect unsigned integer
overflow.
Signed-off-by: Lior David <qca_liord@qca.qualcomm.com>
Signed-off-by: Maya Erez <qca_merez@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Signed-off-by: Ben Hutchings <ben.hutchings@codethink.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---
drivers/net/wireless/ath/wil6210/wmi.c | 7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)
--- a/drivers/net/wireless/ath/wil6210/wmi.c
+++ b/drivers/net/wireless/ath/wil6210/wmi.c
@@ -969,7 +969,12 @@ int wmi_set_ie(struct wil6210_priv *wil,
{
int rc;
u16 len = sizeof(struct wmi_set_appie_cmd) + ie_len;
- struct wmi_set_appie_cmd *cmd = kzalloc(len, GFP_KERNEL);
+ struct wmi_set_appie_cmd *cmd;
+
+ if (len < ie_len)
+ return -EINVAL;
+
+ cmd = kzalloc(len, GFP_KERNEL);
if (!cmd)
return -ENOMEM;
next prev parent reply other threads:[~2018-12-20 9:20 UTC|newest]
Thread overview: 34+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-12-20 9:18 [PATCH 3.18 00/31] 3.18.131-stable review Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 01/31] lib/interval_tree_test.c: make test options module parameters Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 02/31] lib/interval_tree_test.c: allow full tree search Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 03/31] lib/rbtree_test.c: make input module parameters Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 04/31] lib/rbtree-test: lower default params Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 05/31] lib/interval_tree_test.c: allow users to limit scope of endpoint Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 06/31] timer/debug: Change /proc/timer_list from 0444 to 0400 Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 07/31] powerpc/boot: Fix random libfdt related build errors Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 08/31] MMC: OMAP: fix broken MMC on OMAP15XX/OMAP5910/OMAP310 Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 09/31] tracing: Fix memory leak in set_trigger_filter() Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 10/31] tracing: Fix memory leak of instance function hash filters Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 11/31] powerpc: Look for "stdout-path" when setting up legacy consoles Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 12/31] scsi: libiscsi: Fix NULL pointer dereference in iscsi_eh_session_reset Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 13/31] scsi: vmw_pscsi: Rearrange code to avoid multiple calls to free_irq during unload Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 14/31] x86/earlyprintk/efi: Fix infinite loop on some screen widths Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 15/31] bonding: fix 802.3ad state sent to partner when unbinding slave Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 16/31] SUNRPC: Fix a potential race in xprt_connect() Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 17/31] sbus: char: add of_node_put() Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 18/31] drivers/sbus/char: " Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 19/31] drivers/tty: add missing of_node_put() Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 20/31] ide: pmac: add of_node_put() Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 21/31] Input: omap-keypad - fix keyboard debounce configuration Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 22/31] libata: whitelist all SAMSUNG MZ7KM* solid-state disks Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 23/31] ARM: 8814/1: mm: improve/fix ARM v7_dma_inv_range() unaligned address handling Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 24/31] cifs: In Kconfig CONFIG_CIFS_POSIX needs depends on legacy (insecure cifs) Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 25/31] i2c: scmi: Fix probe error on devices with an empty SMB0001 ACPI device node Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 26/31] ALSA: isa/wavefront: prevent some out of bound writes Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 27/31] ALSA: pcm: remove SNDRV_PCM_IOCTL1_INFO internal command Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 28/31] posix-timers: Sanitize overrun handling Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 29/31] sr: pass down correctly sized SCSI sense buffer Greg Kroah-Hartman
2018-12-20 9:18 ` [PATCH 3.18 30/31] swiotlb: clean up reporting Greg Kroah-Hartman
2018-12-20 9:18 ` Greg Kroah-Hartman [this message]
2018-12-20 18:27 ` [PATCH 3.18 00/31] 3.18.131-stable review Guenter Roeck
2018-12-20 23:29 ` shuah
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