cbcvebase.
CVE-2024-47734
published 2024-10-21

CVE-2024-47734: In the Linux kernel, the following vulnerability has been resolved: bonding: Fix unnecessary warnings and logs from bond_xdp_get_xmit_slave() syzbot reported a…

PriorityP422medium5.5CVSS 3.1
AVLACLPRLUINSUCHINAN
EPSS
0.24%
15.1th percentile
In the Linux kernel, the following vulnerability has been resolved: bonding: Fix unnecessary warnings and logs from bond_xdp_get_xmit_slave() syzbot reported a WARNING in bond_xdp_get_xmit_slave. To reproduce this[1], one bond device (bond1) has xdpdrv, which increases bpf_master_redirect_enabled_key. Another bond device (bond0) which is unsupported by XDP but its slave (veth3) has xdpgeneric that returns XDP_TX. This triggers WARN_ON_ONCE() from the xdp_master_redirect(). To reduce unnecessary warnings and improve log management, we need to delete the WARN_ON_ONCE() and add ratelimit to the netdev_err(). [1] Steps to reproduce: # Needs tx_xdp with return XDP_TX; ip l add veth0 type veth peer veth1 ip l add veth3 type veth peer veth4 ip l add bond0 type bond mode 6 # BOND_MODE_ALB, unsupported by XDP ip l add bond1 type bond # BOND_MODE_ROUNDROBIN by default ip l set veth0 master bond1 ip l set bond1 up # Increases bpf_master_redirect_enabled_key ip l set dev bond1 xdpdrv object tx_xdp.o section xdp_tx ip l set veth3 master bond0 ip l set bond0 up ip l set veth4 up # Triggers WARN_ON_ONCE() from the xdp_master_redirect() ip l set veth3 xdpgeneric object tx_xdp.o section xdp_tx

Affected

28 ranges· showing 25
VendorProductVersion rangeFixed in
debianlinux< linux 6.1.115-1 (bookworm)linux 6.1.115-1 (bookworm)
debianlinux-6.1< linux 6.1.115-1 (bookworm)linux 6.1.115-1 (bookworm)
linuxlinux
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < c1be35e774f8ed415e01209fddd963c5a74e8e9fc1be35e774f8ed415e01209fddd963c5a74e8e9f
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < 6b64197b4bf1a5703a8b105367baf20f1e627a756b64197b4bf1a5703a8b105367baf20f1e627a75
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < ccd3e6ff05e5236d1b9535f23f3e6622e0bb32b8ccd3e6ff05e5236d1b9535f23f3e6622e0bb32b8
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < 72e2c0825a480e19ee999cee9d018850d38c82b972e2c0825a480e19ee999cee9d018850d38c82b9
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < 57b5fba55c6f8b1d83312a34bd656166fcd9565857b5fba55c6f8b1d83312a34bd656166fcd95658
linuxlinux>= 9e2ee5c7e7c35d195e2aa0692a7241d47a433d1e < 0cbfd45fbcf0cb26d85c981b91c62fe73cdee01c0cbfd45fbcf0cb26d85c981b91c62fe73cdee01c
linuxlinux_kernel>= 0 < 6.1.115-16.1.115-1
linuxlinux_kernel>= 0 < 6.11.2-16.11.2-1
linuxlinux_kernel>= 0 < 6.11.2-16.11.2-1
linuxlinux_kernel>= 0 < 5.15.0-127.1375.15.0-127.137
linuxlinux_kernel>= 0 < 6.8.0-54.566.8.0-54.56
linuxlinux_kernel>= 0 < 6.11.0-18.186.11.0-18.18
linuxlinux_kernel>= 5.15 < 5.15.1685.15.168
linuxlinux_kernel>= 5.16 < 6.1.1136.1.113
linuxlinux_kernel>= 6.11 < 6.11.26.11.2
linuxlinux_kernel>= 6.2 < 6.6.546.6.54
linuxlinux_kernel>= 6.7 < 6.10.136.10.13
msrcazl3_kernel_6.6.51.1-5_on_azure_linux_3.0
msrcazl3_kernel_6.6.56.1-5_on_azure_linux_3.0
msrcazure_linux_3.0_arm
msrcazure_linux_3.0_x64
msrccbl2_kernel_5.15.167.1-2_on_cbl_mariner_2.0

CVSS provenance

nvdv3.15.5MEDIUMCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
osv8.8HIGH
vendor_ubuntu8.8HIGH
vendor_debian5.5MEDIUM
vendor_msrc5.5MEDIUM
vendor_redhat5.5MEDIUM
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