July 2024 - Kernel - mailweb.openeuler.org

[PATCH openEuler-1.0-LTS] phonet: fix rtm_phonet_notify() skb allocation
by Wang Wensheng 02 Jul '24

02 Jul '24

From: Eric Dumazet <edumazet(a)google.com> stable inclusion from stable-v4.19.314 commit ec1f71c05caeba0f814df77e0f511d8b4618623a category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IA7D3T CVE: CVE-2024-36946 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit d8cac8568618dcb8a51af3db1103e8d4cc4aeea7 ] fill_route() stores three components in the skb: - struct rtmsg - RTA_DST (u8) - RTA_OIF (u32) Therefore, rtm_phonet_notify() should use NLMSG_ALIGN(sizeof(struct rtmsg)) + nla_total_size(1) + nla_total_size(4) Fixes: f062f41d0657 ("Phonet: routing table Netlink interface") Signed-off-by: Eric Dumazet <edumazet(a)google.com> Acked-by: Rémi Denis-Courmont <courmisch(a)gmail.com> Link: https://lore.kernel.org/r/20240502161700.1804476-1-edumazet@google.com Signed-off-by: Jakub Kicinski <kuba(a)kernel.org> Signed-off-by: Sasha Levin <sashal(a)kernel.org> --- net/phonet/pn_netlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/phonet/pn_netlink.c b/net/phonet/pn_netlink.c index 871eaf2cb85e..5e50f9ea7484 100644 --- a/net/phonet/pn_netlink.c +++ b/net/phonet/pn_netlink.c @@ -206,7 +206,7 @@ void rtm_phonet_notify(int event, struct net_device *dev, u8 dst) struct sk_buff *skb; int err = -ENOBUFS; - skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct ifaddrmsg)) + + skb = nlmsg_new(NLMSG_ALIGN(sizeof(struct rtmsg)) + nla_total_size(1) + nla_total_size(4), GFP_KERNEL); if (skb == NULL) goto errout; -- 2.17.1

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[PATCH openEuler-1.0-LTS 0/1] fix uaf when proc_cpuset_show
by Chen Ridong 02 Jul '24

02 Jul '24

*** BLURB HERE *** Chen Ridong (1): cgroup: fix uaf when proc_cpuset_show kernel/cgroup/cpuset.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) -- 2.34.1

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[PATCH openEuler-1.0-LTS 0/1] fix uaf when proc_cpuset_show
by Chen Ridong 02 Jul '24

02 Jul '24

*** BLURB HERE *** Chen Ridong (1): cgroup: fix uaf when proc_cpuset_show kernel/cgroup/cpuset.c | 24 ++++++++++++++++++++++++ 1 file changed, 24 insertions(+) -- 2.34.1

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[PATCH OLK-6.6 0/2] CVE-2024-38597
by Liu Chuang 02 Jul '24

02 Jul '24

Fixing CVE-2024-38597 Jakub Kicinski (1): eth: sungem: remove .ndo_poll_controller to avoid deadlocks Wei Fang (1): net: fec: remove .ndo_poll_controller to avoid deadlocks drivers/net/ethernet/freescale/fec_main.c | 26 ----------------------- drivers/net/ethernet/sun/sungem.c | 14 ------------ 2 files changed, 40 deletions(-) -- 2.34.1

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[PATCH openEuler-1.0-LTS v2] net/nfc/rawsock.c: fix a permission check bug
by Wang Hai 02 Jul '24

02 Jul '24

From: Jeimon <jjjinmeng.zhou(a)gmail.com> stable inclusion from stable-v4.19.195 commit ec72482564ff99c6832d33610d9f8ab7ecc81b6d category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9R4JW CVE: CVE-2021-47285 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 8ab78863e9eff11910e1ac8bcf478060c29b379e ] The function rawsock_create() calls a privileged function sk_alloc(), which requires a ns-aware check to check net->user_ns, i.e., ns_capable(). However, the original code checks the init_user_ns using capable(). So we replace the capable() with ns_capable(). Signed-off-by: Jeimon <jjjinmeng.zhou(a)gmail.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: Wang Hai <wanghai38(a)huawei.com> --- v1->v2: change msg net/nfc/rawsock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c index b927730d9ab0..8f8bb0263827 100644 --- a/net/nfc/rawsock.c +++ b/net/nfc/rawsock.c @@ -345,7 +345,7 @@ static int rawsock_create(struct net *net, struct socket *sock, return -ESOCKTNOSUPPORT; if (sock->type == SOCK_RAW) { - if (!capable(CAP_NET_RAW)) + if (!ns_capable(net->user_ns, CAP_NET_RAW)) return -EPERM; sock->ops = &rawsock_raw_ops; } else { -- 2.17.1

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[PATCH openEuler-1.0-LTS] net/nfc/rawsock.c: fix a permission check bug
by Wang Hai 02 Jul '24

02 Jul '24

From: Jeimon <jjjinmeng.zhou(a)gmail.com> stable inclusion from stable-v4.19.195 commit 1e5cab50208c8fb7351b798cb1d569debfeb994a category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/I9R4JW CVE: CVE-2021-47285 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… -------------------------------- [ Upstream commit 8ab78863e9eff11910e1ac8bcf478060c29b379e ] The function rawsock_create() calls a privileged function sk_alloc(), which requires a ns-aware check to check net->user_ns, i.e., ns_capable(). However, the original code checks the init_user_ns using capable(). So we replace the capable() with ns_capable(). Signed-off-by: Jeimon <jjjinmeng.zhou(a)gmail.com> Signed-off-by: David S. Miller <davem(a)davemloft.net> Signed-off-by: Sasha Levin <sashal(a)kernel.org> Signed-off-by: Wang Hai <wanghai38(a)huawei.com> --- net/nfc/rawsock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/nfc/rawsock.c b/net/nfc/rawsock.c index b927730d9ab0..8f8bb0263827 100644 --- a/net/nfc/rawsock.c +++ b/net/nfc/rawsock.c @@ -345,7 +345,7 @@ static int rawsock_create(struct net *net, struct socket *sock, return -ESOCKTNOSUPPORT; if (sock->type == SOCK_RAW) { - if (!capable(CAP_NET_RAW)) + if (!ns_capable(net->user_ns, CAP_NET_RAW)) return -EPERM; sock->ops = &rawsock_raw_ops; } else { -- 2.17.1

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[PATCH v2 openEuler-1.0-LTS 0/2] Fix CVE-2024-38567
by Li Huafei 02 Jul '24

02 Jul '24

Alan Stern (1): USB: core: Add routines for endpoint checks in old drivers Nikita Zhandarovich (1): wifi: carl9170: add a proper sanity check for endpoints drivers/net/wireless/ath/carl9170/usb.c | 32 +++++++++++ drivers/usb/core/usb.c | 76 +++++++++++++++++++++++++ include/linux/usb.h | 5 ++ 3 files changed, 113 insertions(+) -- 2.25.1

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[PATCH openEuler-22.03-LTS-SP1] r8169: Fix possible ring buffer corruption on fragmented Tx packets.
by Liu Jian 02 Jul '24

02 Jul '24

From: Ken Milmore <ken.milmore(a)gmail.com> mainline inclusion from mainline-v6.10-rc1 commit c71e3a5cffd5309d7f84444df03d5b72600cc417 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IA6SF4 CVE: CVE-2024-38586 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… --------------------------- An issue was found on the RTL8125b when transmitting small fragmented packets, whereby invalid entries were inserted into the transmit ring buffer, subsequently leading to calls to dma_unmap_single() with a null address. This was caused by rtl8169_start_xmit() not noticing changes to nr_frags which may occur when small packets are padded (to work around hardware quirks) in rtl8169_tso_csum_v2(). To fix this, postpone inspecting nr_frags until after any padding has been applied. Fixes: 9020845fb5d6 ("r8169: improve rtl8169_start_xmit") Cc: stable(a)vger.kernel.org Signed-off-by: Ken Milmore <ken.milmore(a)gmail.com> Reviewed-by: Heiner Kallweit <hkallweit1(a)gmail.com> Link: https://lore.kernel.org/r/27ead18b-c23d-4f49-a020-1fc482c5ac95@gmail.com Signed-off-by: Paolo Abeni <pabeni(a)redhat.com> Conflicts: drivers/net/ethernet/realtek/r8169_main.c [We did not backport bd4bdeb4f2902.] Signed-off-by: Liu Jian <liujian56(a)huawei.com> --- drivers/net/ethernet/realtek/r8169_main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index d3fd77fa64ea..8eaae9081467 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4276,11 +4276,11 @@ static void rtl8169_doorbell(struct rtl8169_private *tp) static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) { - unsigned int frags = skb_shinfo(skb)->nr_frags; struct rtl8169_private *tp = netdev_priv(dev); unsigned int entry = tp->cur_tx % NUM_TX_DESC; struct TxDesc *txd_first, *txd_last; bool stop_queue, door_bell; + unsigned int frags; u32 opts[2]; txd_first = tp->TxDescArray + entry; @@ -4306,6 +4306,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, entry, false))) goto err_dma_0; + frags = skb_shinfo(skb)->nr_frags; if (frags) { if (rtl8169_xmit_frags(tp, skb, opts, entry)) goto err_dma_1; -- 2.34.1

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[PATCH OLK-6.6] r8169: Fix possible ring buffer corruption on fragmented Tx packets.
by Liu Jian 02 Jul '24

02 Jul '24

From: Ken Milmore <ken.milmore(a)gmail.com> stable inclusion from stable-v6.6.33 commit 68222d7b4b72aa321135cd453dac37f00ec41fd1 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IA6SF4 CVE: CVE-2024-38586 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id… --------------------------- commit c71e3a5cffd5309d7f84444df03d5b72600cc417 upstream. An issue was found on the RTL8125b when transmitting small fragmented packets, whereby invalid entries were inserted into the transmit ring buffer, subsequently leading to calls to dma_unmap_single() with a null address. This was caused by rtl8169_start_xmit() not noticing changes to nr_frags which may occur when small packets are padded (to work around hardware quirks) in rtl8169_tso_csum_v2(). To fix this, postpone inspecting nr_frags until after any padding has been applied. Fixes: 9020845fb5d6 ("r8169: improve rtl8169_start_xmit") Cc: stable(a)vger.kernel.org Signed-off-by: Ken Milmore <ken.milmore(a)gmail.com> Reviewed-by: Heiner Kallweit <hkallweit1(a)gmail.com> Link: https://lore.kernel.org/r/27ead18b-c23d-4f49-a020-1fc482c5ac95@gmail.com Signed-off-by: Paolo Abeni <pabeni(a)redhat.com> Signed-off-by: Greg Kroah-Hartman <gregkh(a)linuxfoundation.org> Signed-off-by: Liu Jian <liujian56(a)huawei.com> --- drivers/net/ethernet/realtek/r8169_main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index e6f1da66c450..58e131c7b4e4 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4246,11 +4246,11 @@ static void rtl8169_doorbell(struct rtl8169_private *tp) static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) { - unsigned int frags = skb_shinfo(skb)->nr_frags; struct rtl8169_private *tp = netdev_priv(dev); unsigned int entry = tp->cur_tx % NUM_TX_DESC; struct TxDesc *txd_first, *txd_last; bool stop_queue, door_bell; + unsigned int frags; u32 opts[2]; if (unlikely(!rtl_tx_slots_avail(tp))) { @@ -4273,6 +4273,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, txd_first = tp->TxDescArray + entry; + frags = skb_shinfo(skb)->nr_frags; if (frags) { if (rtl8169_xmit_frags(tp, skb, opts, entry)) goto err_dma_1; -- 2.34.1

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[PATCH OLK-5.10] r8169: Fix possible ring buffer corruption on fragmented Tx packets.
by Liu Jian 02 Jul '24

02 Jul '24

From: Ken Milmore <ken.milmore(a)gmail.com> mainline inclusion from mainline-v6.10-rc1 commit c71e3a5cffd5309d7f84444df03d5b72600cc417 category: bugfix bugzilla: https://gitee.com/src-openeuler/kernel/issues/IA6SF4 CVE: CVE-2024-38586 Reference: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?… --------------------------- An issue was found on the RTL8125b when transmitting small fragmented packets, whereby invalid entries were inserted into the transmit ring buffer, subsequently leading to calls to dma_unmap_single() with a null address. This was caused by rtl8169_start_xmit() not noticing changes to nr_frags which may occur when small packets are padded (to work around hardware quirks) in rtl8169_tso_csum_v2(). To fix this, postpone inspecting nr_frags until after any padding has been applied. Fixes: 9020845fb5d6 ("r8169: improve rtl8169_start_xmit") Cc: stable(a)vger.kernel.org Signed-off-by: Ken Milmore <ken.milmore(a)gmail.com> Reviewed-by: Heiner Kallweit <hkallweit1(a)gmail.com> Link: https://lore.kernel.org/r/27ead18b-c23d-4f49-a020-1fc482c5ac95@gmail.com Signed-off-by: Paolo Abeni <pabeni(a)redhat.com> Conflicts: drivers/net/ethernet/realtek/r8169_main.c [We did not backport bd4bdeb4f2902.] Signed-off-by: Liu Jian <liujian56(a)huawei.com> --- drivers/net/ethernet/realtek/r8169_main.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c index 5f42debd0de9..5cfe0d77ade2 100644 --- a/drivers/net/ethernet/realtek/r8169_main.c +++ b/drivers/net/ethernet/realtek/r8169_main.c @@ -4285,11 +4285,11 @@ static void rtl8169_doorbell(struct rtl8169_private *tp) static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, struct net_device *dev) { - unsigned int frags = skb_shinfo(skb)->nr_frags; struct rtl8169_private *tp = netdev_priv(dev); unsigned int entry = tp->cur_tx % NUM_TX_DESC; struct TxDesc *txd_first, *txd_last; bool stop_queue, door_bell; + unsigned int frags; u32 opts[2]; txd_first = tp->TxDescArray + entry; @@ -4315,6 +4315,7 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, entry, false))) goto err_dma_0; + frags = skb_shinfo(skb)->nr_frags; if (frags) { if (rtl8169_xmit_frags(tp, skb, opts, entry)) goto err_dma_1; -- 2.34.1

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