igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263
On 03/17/2011 12:47 PM, Leann Ogasawara wrote:
The following changes since commit 78006f719c80cc01424fb9a9d3bbd06eeba4dd13: Stefan Bader (1): Linux 2.6.32.33+drm33.15 are available in the git repository at: git://kernel.ubuntu.com/ogasawara/ubuntu-lucid.git CVE-2010-4263 Alexander Duyck (1): igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) From 6ca830ea2699dc4456805c1fa42795d892265e08 Mon Sep 17 00:00:00 2001 From: Alexander Duyck<alexander.h.duyck@intel.com> Date: Tue, 23 Mar 2010 18:35:18 +0000 Subject: [PATCH] igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 CVE-2010-4263 BugLink: http://bugs.launchpad.net/bugs/737024 This change makes it so that vlan_gro_receive is only used if vlans have been registered to the adapter structure. Previously we were just sending all vlan tagged frames in via this function but this results in a null pointer dereference when vlans are not registered. [ This fixes bugzilla entry 15582 -Eric Dumazet] Signed-off-by: Alexander Duyck<alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher<jeffrey.t.kirsher@intel.com> Acked-by: Eric Dumazet<eric.dumazet@gmail.com> Signed-off-by: David S. Miller<davem@davemloft.net> (cherry picked from commit 31b24b955c3ebbb6f3008a6374e61cf7c05a193c) Signed-off-by: Leann Ogasawara<leann.ogasawara@canonical.com> --- drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 4d0534d..4370842 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -5011,7 +5011,7 @@ static void igb_receive_skb(struct igb_q_vector *q_vector, { struct igb_adapter *adapter = q_vector->adapter; - if (vlan_tag) + if (vlan_tag&& adapter->vlgrp) vlan_gro_receive(&q_vector->napi, adapter->vlgrp, vlan_tag, skb); else Acked-by: Tim Gardner <tim.gardner@canonical.com> -- Tim Gardner tim.gardner@canonical.com -- kernel-team mailing list kernel-team@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kernel-team |
igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263
On 03/17/2011 11:47 AM, Leann Ogasawara wrote:
The following changes since commit 78006f719c80cc01424fb9a9d3bbd06eeba4dd13: Stefan Bader (1): Linux 2.6.32.33+drm33.15 are available in the git repository at: git://kernel.ubuntu.com/ogasawara/ubuntu-lucid.git CVE-2010-4263 Alexander Duyck (1): igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) From 6ca830ea2699dc4456805c1fa42795d892265e08 Mon Sep 17 00:00:00 2001 From: Alexander Duyck<alexander.h.duyck@intel.com> Date: Tue, 23 Mar 2010 18:35:18 +0000 Subject: [PATCH] igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 CVE-2010-4263 BugLink: http://bugs.launchpad.net/bugs/737024 This change makes it so that vlan_gro_receive is only used if vlans have been registered to the adapter structure. Previously we were just sending all vlan tagged frames in via this function but this results in a null pointer dereference when vlans are not registered. [ This fixes bugzilla entry 15582 -Eric Dumazet] Signed-off-by: Alexander Duyck<alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher<jeffrey.t.kirsher@intel.com> Acked-by: Eric Dumazet<eric.dumazet@gmail.com> Signed-off-by: David S. Miller<davem@davemloft.net> (cherry picked from commit 31b24b955c3ebbb6f3008a6374e61cf7c05a193c) Signed-off-by: Leann Ogasawara<leann.ogasawara@canonical.com> --- drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 4d0534d..4370842 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -5011,7 +5011,7 @@ static void igb_receive_skb(struct igb_q_vector *q_vector, { struct igb_adapter *adapter = q_vector->adapter; - if (vlan_tag) + if (vlan_tag&& adapter->vlgrp) vlan_gro_receive(&q_vector->napi, adapter->vlgrp, vlan_tag, skb); else Acked-by: Brad Figg <brad.figg@canonical.com> -- Brad Figg brad.figg@canonical.com http://www.canonical.com -- kernel-team mailing list kernel-team@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kernel-team |
igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263
On 03/17/2011 12:47 PM, Leann Ogasawara wrote:
The following changes since commit 78006f719c80cc01424fb9a9d3bbd06eeba4dd13: Stefan Bader (1): Linux 2.6.32.33+drm33.15 are available in the git repository at: git://kernel.ubuntu.com/ogasawara/ubuntu-lucid.git CVE-2010-4263 Alexander Duyck (1): igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) From 6ca830ea2699dc4456805c1fa42795d892265e08 Mon Sep 17 00:00:00 2001 From: Alexander Duyck<alexander.h.duyck@intel.com> Date: Tue, 23 Mar 2010 18:35:18 +0000 Subject: [PATCH] igb: only use vlan_gro_receive if vlans are registered, CVE-2010-4263 CVE-2010-4263 BugLink: http://bugs.launchpad.net/bugs/737024 This change makes it so that vlan_gro_receive is only used if vlans have been registered to the adapter structure. Previously we were just sending all vlan tagged frames in via this function but this results in a null pointer dereference when vlans are not registered. [ This fixes bugzilla entry 15582 -Eric Dumazet] Signed-off-by: Alexander Duyck<alexander.h.duyck@intel.com> Signed-off-by: Jeff Kirsher<jeffrey.t.kirsher@intel.com> Acked-by: Eric Dumazet<eric.dumazet@gmail.com> Signed-off-by: David S. Miller<davem@davemloft.net> (cherry picked from commit 31b24b955c3ebbb6f3008a6374e61cf7c05a193c) Signed-off-by: Leann Ogasawara<leann.ogasawara@canonical.com> --- drivers/net/igb/igb_main.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c index 4d0534d..4370842 100644 --- a/drivers/net/igb/igb_main.c +++ b/drivers/net/igb/igb_main.c @@ -5011,7 +5011,7 @@ static void igb_receive_skb(struct igb_q_vector *q_vector, { struct igb_adapter *adapter = q_vector->adapter; - if (vlan_tag) + if (vlan_tag&& adapter->vlgrp) vlan_gro_receive(&q_vector->napi, adapter->vlgrp, vlan_tag, skb); else applied -- Tim Gardner tim.gardner@canonical.com -- kernel-team mailing list kernel-team@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kernel-team |
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