In the Linux kernel, the following vulnerability has been resolved:
i40e: Fix queues reservation for XDP
When XDP was configured on a system with large number of CPUs and X722 NIC there was a call trace with NULL pointer dereference.
i40e 0000:87:00.0: failed to get tracking for 256 queues for VSI 0 err -12 i40e 0000:87:00.0: setup of MAIN VSI failed
BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: 0010:i40e_xdp+0xea/0x1b0 [i40e] Call Trace: ? i40e_reconfig_rss_queues+0x130/0x130 [i40e] dev_xdp_install+0x61/0xe0 dev_xdp_attach+0x18a/0x4c0 dev_change_xdp_fd+0x1e6/0x220 do_setlink+0x616/0x1030 ? ahci_port_stop+0x80/0x80 ? ata_qc_issue+0x107/0x1e0 ? lock_timer_base+0x61/0x80 ? __mod_timer+0x202/0x380 rtnl_setlink+0xe5/0x170 ? bpf_lsm_binder_transaction+0x10/0x10 ? security_capable+0x36/0x50 rtnetlink_rcv_msg+0x121/0x350 ? rtnl_calcit.isra.0+0x100/0x100 netlink_rcv_skb+0x50/0xf0 netlink_unicast+0x1d3/0x2a0 netlink_sendmsg+0x22a/0x440 sock_sendmsg+0x5e/0x60 __sys_sendto+0xf0/0x160 ? __sys_getsockname+0x7e/0xc0 ? _copy_from_user+0x3c/0x80 ? __sys_setsockopt+0xc8/0x1a0 __x64_sys_sendto+0x20/0x30 do_syscall_64+0x33/0x40 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7f83fa7a39e0
This was caused by PF queue pile fragmentation due to flow director VSI queue being placed right after main VSI. Because of this main VSI was not able to resize its queue allocation for XDP resulting in no queues allocated for main VSI when XDP was turned on.
Fix this by always allocating last queue in PF queue pile for a flow director VSI.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernelUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernel-livepatch-5.10.96-90.460Upgrade python-perfUpgrade perfUpgrade perf-debuginfoUpgrade bpftoolUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-develUpgrade kernel-develUpgrade bpftool-debuginfo | Aug 2, 2024 | Jun 20, 2024 |
| Debian | — | Upgrade linux | Jul 30, 2024 | Jun 20, 2024 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernel | Oct 8, 2024 | Jun 20, 2024 |
| Huawei Euleros 2_0_sp12 | — | Upgrade kernel-toolsUpgrade kernel-tools-libsUpgrade python3-perfUpgrade bpftoolUpgrade kernelUpgrade kernel-abi-stablelists | Oct 9, 2024 | Jun 20, 2024 |
| Huawei Euleros 2_0_sp9 | — | Upgrade kernelUpgrade kernel-tools-libsUpgrade kernel-toolsUpgrade python3-perf | Oct 8, 2024 | Jun 20, 2024 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Jun 20, 2024 |
| Suse | — | Upgrade kernel-preempt-develUpgrade kernel-source-azureUpgrade reiserfs-kmp-defaultUpgrade kernel-sourceUpgrade kernel-azureUpgrade kernel-default-develUpgrade kernel-develUpgrade kernel-rt_debug-livepatch-develUpgrade kernel-source-rtUpgrade dlm-kmp-rtUpgrade kernel-rt_debugUpgrade ocfs2-kmp-azureUpgrade gfs2-kmp-azureUpgrade kernel-rt-optionalUpgrade kselftests-kmp-azureUpgrade kernel-azure-extraUpgrade kernel-default-baseUpgrade kernel-obs-buildUpgrade kernel-rt-extraUpgrade kernel-preemptUpgrade cluster-md-kmp-rtUpgrade kernel-azure-optionalUpgrade kernel-rt_debug-develUpgrade kernel-64kbUpgrade kernel-rt-vdsoUpgrade kernel-symsUpgrade kernel-macrosUpgrade ocfs2-kmp-rtUpgrade gfs2-kmp-rtUpgrade kernel-rtUpgrade kernel-azure-vdsoUpgrade kernel-64kb-develUpgrade reiserfs-kmp-rtUpgrade kselftests-kmp-rtUpgrade kernel-azure-develUpgrade reiserfs-kmp-azureUpgrade kernel-docsUpgrade kernel-rt_debug-vdsoUpgrade kernel-rt-livepatch-develUpgrade kernel-rt-livepatchUpgrade cluster-md-kmp-azureUpgrade kernel-defaultUpgrade kernel-syms-rtUpgrade kernel-zfcpdumpUpgrade kernel-azure-livepatch-develUpgrade kernel-devel-rtUpgrade dlm-kmp-azureUpgrade kernel-syms-azureUpgrade kernel-rt-develUpgrade kernel-devel-azure | Aug 9, 2024 | Jun 20, 2024 |
| Ubuntu | — | Upgrade linux-oracle-5.4Upgrade linux-aws-5.4Upgrade linux-hwe-5.4Upgrade linux-oracleUpgrade linux-gcp-5.4Upgrade linux-raspiUpgrade linux-aws-fipsUpgrade linux-gkeopUpgrade linux-azure-fipsUpgrade linux-kvmUpgrade linux-ibmUpgrade linux-aws-hweUpgrade linux-fipsUpgrade linux-raspi-5.4Upgrade linux-azureUpgrade linux-azure-4.15Upgrade linux-azure-5.4Upgrade linux-gcp-4.15Upgrade linuxUpgrade linux-gcp-fipsUpgrade linux-bluefieldUpgrade linux-gcpUpgrade linux-hweUpgrade linux-awsUpgrade linux-ibm-5.4Upgrade linux-iot | Nov 19, 2024 | Jun 20, 2024 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Jun 20, 2024 |
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