Messages in this thread | | | Subject | Re: [PATCH net] tipc: Fix kernel-infoleak due to uninitialized TLV value | From | patchwork-bot+netdevbpf@kernel ... | Date | Mon, 13 Nov 2023 11:10:24 +0000 |
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Hello:
This patch was applied to netdev/net.git (main) by David S. Miller <davem@davemloft.net>:
On Sat, 11 Nov 2023 01:39:47 +0900 you wrote: > KMSAN reported the following kernel-infoleak issue: > > ===================================================== > BUG: KMSAN: kernel-infoleak in instrument_copy_to_user include/linux/instrumented.h:114 [inline] > BUG: KMSAN: kernel-infoleak in copy_to_user_iter lib/iov_iter.c:24 [inline] > BUG: KMSAN: kernel-infoleak in iterate_ubuf include/linux/iov_iter.h:29 [inline] > BUG: KMSAN: kernel-infoleak in iterate_and_advance2 include/linux/iov_iter.h:245 [inline] > BUG: KMSAN: kernel-infoleak in iterate_and_advance include/linux/iov_iter.h:271 [inline] > BUG: KMSAN: kernel-infoleak in _copy_to_iter+0x4ec/0x2bc0 lib/iov_iter.c:186 > instrument_copy_to_user include/linux/instrumented.h:114 [inline] > copy_to_user_iter lib/iov_iter.c:24 [inline] > iterate_ubuf include/linux/iov_iter.h:29 [inline] > iterate_and_advance2 include/linux/iov_iter.h:245 [inline] > iterate_and_advance include/linux/iov_iter.h:271 [inline] > _copy_to_iter+0x4ec/0x2bc0 lib/iov_iter.c:186 > copy_to_iter include/linux/uio.h:197 [inline] > simple_copy_to_iter net/core/datagram.c:532 [inline] > __skb_datagram_iter.5+0x148/0xe30 net/core/datagram.c:420 > skb_copy_datagram_iter+0x52/0x210 net/core/datagram.c:546 > skb_copy_datagram_msg include/linux/skbuff.h:3960 [inline] > netlink_recvmsg+0x43d/0x1630 net/netlink/af_netlink.c:1967 > sock_recvmsg_nosec net/socket.c:1044 [inline] > sock_recvmsg net/socket.c:1066 [inline] > __sys_recvfrom+0x476/0x860 net/socket.c:2246 > __do_sys_recvfrom net/socket.c:2264 [inline] > __se_sys_recvfrom net/socket.c:2260 [inline] > __x64_sys_recvfrom+0x130/0x200 net/socket.c:2260 > do_syscall_x64 arch/x86/entry/common.c:51 [inline] > do_syscall_64+0x44/0x110 arch/x86/entry/common.c:82 > entry_SYSCALL_64_after_hwframe+0x63/0x6b > > [...]
Here is the summary with links: - [net] tipc: Fix kernel-infoleak due to uninitialized TLV value https://git.kernel.org/netdev/net/c/fb317eb23b5e
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