In the Linux kernel, the following vulnerability has been resolved:
igb: fix a use-after-free issue in igb_clean_tx_ring
Fix the following use-after-free bug in igb_clean_tx_ring routine when the NIC is running in XDP mode. The issue can be triggered redirecting traffic into the igb NIC and then closing the device while the traffic is flowing.
[ 73.322719] CPU: 1 PID: 487 Comm: xdp_redirect Not tainted 5.18.3-apu2 #9 [ 73.330639] Hardware name: PC Engines APU2/APU2, BIOS 4.0.7 02/28/2017 [ 73.337434] RIP: 0010:refcount_warn_saturate+0xa7/0xf0 [ 73.362283] RSP: 0018:ffffc9000081f798 EFLAGS: 00010282 [ 73.367761] RAX: 0000000000000000 RBX: ffffc90000420f80 RCX: 0000000000000000 [ 73.375200] RDX: ffff88811ad22d00 RSI: ffff88811ad171e0 RDI: ffff88811ad171e0 [ 73.382590] RBP: 0000000000000900 R08: ffffffff82298f28 R09: 0000000000000058 [ 73.390008] R10: 0000000000000219 R11: ffffffff82280f40 R12: 0000000000000090 [ 73.397356] R13: ffff888102343a40 R14: ffff88810359e0e4 R15: 0000000000000000 [ 73.404806] FS: 00007ff38d31d740(0000) GS:ffff88811ad00000(0000) knlGS:0000000000000000 [ 73.413129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.419096] CR2: 000055cff35f13f8 CR3: 0000000106391000 CR4: 00000000000406e0 [ 73.426565] Call Trace: [ 73.429087] <TASK> [ 73.431314] igb_clean_tx_ring+0x43/0x140 [igb] [ 73.436002] igb_down+0x1d7/0x220 [igb] [ 73.439974] __igb_close+0x3c/0x120 [igb] [ 73.444118] igb_xdp+0x10c/0x150 [igb] [ 73.447983] ? igb_pci_sriov_configure+0x70/0x70 [igb] [ 73.453362] dev_xdp_install+0xda/0x110 [ 73.457371] dev_xdp_attach+0x1da/0x550 [ 73.461369] do_setlink+0xfd0/0x10f0 [ 73.465166] ? __nla_validate_parse+0x89/0xc70 [ 73.469714] rtnl_setlink+0x11a/0x1e0 [ 73.473547] rtnetlink_rcv_msg+0x145/0x3d0 [ 73.477709] ? rtnl_calcit.isra.0+0x130/0x130 [ 73.482258] netlink_rcv_skb+0x8d/0x110 [ 73.486229] netlink_unicast+0x230/0x340 [ 73.490317] netlink_sendmsg+0x215/0x470 [ 73.494395] __sys_sendto+0x179/0x190 [ 73.498268] ? move_addr_to_user+0x37/0x70 [ 73.502547] ? __sys_getsockname+0x84/0xe0 [ 73.506853] ? netlink_setsockopt+0x1c1/0x4a0 [ 73.511349] ? __sys_setsockopt+0xc8/0x1d0 [ 73.515636] __x64_sys_sendto+0x20/0x30 [ 73.519603] do_syscall_64+0x3b/0x80 [ 73.523399] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 73.528712] RIP: 0033:0x7ff38d41f20c [ 73.551866] RSP: 002b:00007fff3b945a68 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 73.559640] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff38d41f20c [ 73.567066] RDX: 0000000000000034 RSI: 00007fff3b945b30 RDI: 0000000000000003 [ 73.574457] RBP: 0000000000000003 R08: 0000000000000000 R09: 0000000000000000 [ 73.581852] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff3b945ab0 [ 73.589179] R13: 0000000000000000 R14: 0000000000000003 R15: 00007fff3b945b30 [ 73.596545] </TASK> [ 73.598842] ---[ end trace 0000000000000000 ]---
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-livepatch-5.15.54-25.126Upgrade bpftoolUpgrade kernel-debuginfoUpgrade kernel-livepatch-5.10.130-118.517Upgrade bpftool-debuginfoUpgrade kernelUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-tools-debuginfoUpgrade kernel-develUpgrade kernel-toolsUpgrade kernel-debuginfo-common-aarch64Upgrade perfUpgrade python-perfUpgrade perf-debuginfoUpgrade kernel-tools-devel | Mar 14, 2025 | Feb 26, 2025 |
| Debian | — | Upgrade linux | Feb 27, 2025 | Feb 27, 2025 |
| Huawei Euleros 2_0_sp12 | — | Upgrade bpftoolUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernelUpgrade python3-perf | Jun 11, 2025 | Feb 26, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-tools-libsUpgrade bpftoolUpgrade kernel-toolsUpgrade python3-perf | Jun 11, 2025 | Feb 26, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 26, 2025 |
| Ubuntu | — | Upgrade linux-oracleUpgrade linux-oracle-5.15Upgrade linux-aws-5.15Upgrade linuxUpgrade linux-realtimeUpgrade linux-gcp-5.15Upgrade linux-lowlatencyUpgrade linux-gkeUpgrade linux-nvidiaUpgrade linux-hwe-5.15Upgrade linux-raspiUpgrade linux-intel-iotg-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-azureUpgrade linux-kvmUpgrade linux-ibmUpgrade linux-riscv-5.15Upgrade linux-intel-iotgUpgrade linux-gkeopUpgrade linux-awsUpgrade linux-azure-5.15Upgrade linux-gcp | Mar 19, 2025 | Feb 26, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Feb 26, 2025 |
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