In the Linux kernel, the following vulnerability has been resolved:
idpf: return 0 size for RSS key if not supported
Returning -EOPNOTSUPP from function returning u32 is leading to cast and invalid size value as a result.
-EOPNOTSUPP as a size probably will lead to allocation fail.
Command: ethtool -x eth0 It is visible on all devices that don't have RSS caps set.
[ 136.615917] Call Trace: [ 136.615921] <TASK> [ 136.615927] ? __warn+0x89/0x130 [ 136.615942] ? __alloc_frozen_pages_noprof+0x322/0x330 [ 136.615953] ? report_bug+0x164/0x190 [ 136.615968] ? handle_bug+0x58/0x90 [ 136.615979] ? exc_invalid_op+0x17/0x70 [ 136.615987] ? asm_exc_invalid_op+0x1a/0x20 [ 136.616001] ? rss_prepare_get.constprop.0+0xb9/0x170 [ 136.616016] ? __alloc_frozen_pages_noprof+0x322/0x330 [ 136.616028] __alloc_pages_noprof+0xe/0x20 [ 136.616038] ___kmalloc_large_node+0x80/0x110 [ 136.616072] __kmalloc_large_node_noprof+0x1d/0xa0 [ 136.616081] __kmalloc_noprof+0x32c/0x4c0 [ 136.616098] ? rss_prepare_get.constprop.0+0xb9/0x170 [ 136.616105] rss_prepare_get.constprop.0+0xb9/0x170 [ 136.616114] ethnl_default_doit+0x107/0x3d0 [ 136.616131] genl_family_rcv_msg_doit+0x100/0x160 [ 136.616147] genl_rcv_msg+0x1b8/0x2c0 [ 136.616156] ? __pfx_ethnl_default_doit+0x10/0x10 [ 136.616168] ? __pfx_genl_rcv_msg+0x10/0x10 [ 136.616176] netlink_rcv_skb+0x58/0x110 [ 136.616186] genl_rcv+0x28/0x40 [ 136.616195] netlink_unicast+0x19b/0x290 [ 136.616206] netlink_sendmsg+0x222/0x490 [ 136.616215] __sys_sendto+0x1fd/0x210 [ 136.616233] __x64_sys_sendto+0x24/0x30 [ 136.616242] do_syscall_64+0x82/0x160 [ 136.616252] ? __sys_recvmsg+0x83/0xe0 [ 136.616265] ? syscall_exit_to_user_mode+0x10/0x210 [ 136.616275] ? do_syscall_64+0x8e/0x160 [ 136.616282] ? __count_memcg_events+0xa1/0x130 [ 136.616295] ? count_memcg_events.constprop.0+0x1a/0x30 [ 136.616306] ? handle_mm_fault+0xae/0x2d0 [ 136.616319] ? do_user_addr_fault+0x379/0x670 [ 136.616328] ? clear_bhb_loop+0x45/0xa0 [ 136.616340] ? clear_bhb_loop+0x45/0xa0 [ 136.616349] ? clear_bhb_loop+0x45/0xa0 [ 136.616359] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 136.616369] RIP: 0033:0x7fd30ba7b047 [ 136.616376] Code: 0c 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b8 0f 1f 00 f3 0f 1e fa 80 3d bd d5 0c 00 00 41 89 ca 74 10 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 71 c3 55 48 83 ec 30 44 89 4c 24 2c 4c 89 44 [ 136.616381] RSP: 002b:00007ffde1796d68 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 136.616388] RAX: ffffffffffffffda RBX: 000055d7bd89f2a0 RCX: 00007fd30ba7b047 [ 136.616392] RDX: 0000000000000028 RSI: 000055d7bd89f3b0 RDI: 0000000000000003 [ 136.616396] RBP: 00007ffde1796e10 R08: 00007fd30bb4e200 R09: 000000000000000c [ 136.616399] R10: 0000000000000000 R11: 0000000000000202 R12: 000055d7bd89f340 [ 136.616403] R13: 000055d7bd89f3b0 R14: 000055d78943f200 R15: 0000000000000000
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 |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Redhat_linux | — | No solution exists | Jul 31, 2025 | Jul 25, 2025 |
| Suse | — | Upgrade kernel-defaultUpgrade kselftests-kmp-rtUpgrade kernel-default-livepatch-develUpgrade ocfs2-kmp-azureUpgrade kernel-default-baseUpgrade kernel-debug-vdsoUpgrade kernel-debugUpgrade kernel-64kb-extraUpgrade dtb-amdUpgrade dtb-socionextUpgrade kernel-azure-extraUpgrade kernel-azureUpgrade kernel-source-rtUpgrade dlm-kmp-defaultUpgrade dtb-renesasUpgrade ocfs2-kmp-64kbUpgrade reiserfs-kmp-defaultUpgrade kernel-rt-livepatch-develUpgrade kernel-rt-optionalUpgrade cluster-md-kmp-64kbUpgrade dtb-sprdUpgrade reiserfs-kmp-64kbUpgrade kernel-64kb-optionalUpgrade kernel-docsUpgrade dlm-kmp-azureUpgrade dlm-kmp-rtUpgrade dtb-appleUpgrade dtb-hisiliconUpgrade kernel-docs-htmlUpgrade kernel-rt_debugUpgrade dtb-allwinnerUpgrade dtb-nvidiaUpgrade dtb-broadcomUpgrade kernel-rt_debug-vdsoUpgrade gfs2-kmp-defaultUpgrade kernel-kvmsmall-vdsoUpgrade kernel-syms-rtUpgrade kernel-source-vanillaUpgrade reiserfs-kmp-rtUpgrade kselftests-kmp-defaultUpgrade ocfs2-kmp-defaultUpgrade dtb-marvellUpgrade kernel-64kb-develUpgrade kernel-symsUpgrade kernel-azure-vdsoUpgrade kernel-debug-develUpgrade reiserfs-kmp-azureUpgrade kernel-azure-develUpgrade kernel-default-livepatchUpgrade kernel-rtUpgrade kernel-syms-azureUpgrade gfs2-kmp-64kbUpgrade dtb-mediatekUpgrade kernel-obs-qaUpgrade dtb-alteraUpgrade kernel-obs-buildUpgrade kernel-macrosUpgrade dtb-freescaleUpgrade dtb-caviumUpgrade kernel-default-develUpgrade kernel-sourceUpgrade kernel-rt-vdsoUpgrade kernel-devel-azureUpgrade kernel-default-base-rebuildUpgrade gfs2-kmp-rtUpgrade kernel-source-azureUpgrade dtb-apmUpgrade dtb-amlogicUpgrade kernel-default-vdsoUpgrade kernel-default-extraUpgrade dtb-rockchipUpgrade dtb-lgUpgrade kernel-rt_debug-develUpgrade kernel-default-optionalUpgrade kernel-zfcpdumpUpgrade dlm-kmp-64kbUpgrade kernel-azure-optionalUpgrade kernel-kvmsmallUpgrade gfs2-kmp-azureUpgrade dtb-qcomUpgrade cluster-md-kmp-defaultUpgrade ocfs2-kmp-rtUpgrade kselftests-kmp-azureUpgrade kselftests-kmp-64kbUpgrade kernel-devel-rtUpgrade kernel-rt-develUpgrade kernel-rt-extraUpgrade kernel-kvmsmall-develUpgrade kernel-develUpgrade kernel-64kbUpgrade dtb-xilinxUpgrade dtb-exynosUpgrade dtb-armUpgrade dtb-amazonUpgrade cluster-md-kmp-rtUpgrade cluster-md-kmp-azureUpgrade kernel-rt-livepatch | Dec 5, 2025 | Oct 15, 2025 |
| Ubuntu | — | Upgrade linux-image-genericUpgrade linux-image-oracle-6.8Upgrade linux-image-6.14.0-1007-azure-nvidiaUpgrade linux-image-aws-6.14Upgrade linux-image-intel-iot-realtimeUpgrade linux-image-gcp-6.8Upgrade linux-image-generic-64k-6.14Upgrade linux-image-gcp-64k-lts-24.04Upgrade linux-image-xilinx-zynqmpUpgrade linux-image-6.8.0-1047-gcpUpgrade linux-image-6.8.0-1046-azure-fipsUpgrade linux-image-fipsUpgrade linux-image-6.14.0-1016-raspiUpgrade linux-image-virtualUpgrade linux-image-6.14.0-1014-realtimeUpgrade linux-image-oem-24.04Upgrade linux-image-realtime-hwe-22.04Upgrade linux-image-virtual-hwe-22.04Upgrade linux-image-oem-22.04dUpgrade linux-image-gkeopUpgrade linux-image-gcp-fips-6.8Upgrade linux-image-nvidia-6.8Upgrade linux-image-nvidia-64k-6.8Upgrade linux-image-6.8.0-1047-raspiUpgrade linux-image-aws-fipsUpgrade linux-image-lowlatency-64kUpgrade linux-image-oem-6.14Upgrade linux-image-6.14.0-34-generic-64kUpgrade linux-image-6.8.0-1046-nvidiaUpgrade linux-image-azure-6.8Upgrade linux-image-6.8.0-1046-azureUpgrade linux-image-azure-6.14Upgrade linux-image-6.8.0-2037-raspi-realtimeUpgrade linux-image-6.14.0-1018-gcp-64kUpgrade linux-image-raspi-realtimeUpgrade linux-image-intel-iotgUpgrade linux-image-oem-22.04Upgrade linux-image-aws-64k-6.14Upgrade linux-image-gkeUpgrade linux-image-generic-64k-hwe-22.04Upgrade linux-image-6.14.0-1014-azureUpgrade linux-image-6.8.0-1030-gkeopUpgrade linux-image-oracleUpgrade linux-image-nvidia-64kUpgrade linux-image-oracle-64kUpgrade linux-image-6.14.0-1015-oracleUpgrade linux-image-gcpUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-6.8.0-1046-nvidia-64kUpgrade linux-image-gcp-64k-6.8Upgrade linux-image-oem-24.04aUpgrade linux-image-nvidia-lowlatency-64k-6.8Upgrade linux-image-lowlatency-64k-hwe-22.04Upgrade linux-image-6.8.0-1046-aws-64kUpgrade linux-image-realtime-6.14Upgrade linux-image-6.8.0-100-fipsUpgrade linux-image-6.8.0-1044-ibmUpgrade linux-image-nvidia-lowlatency-6.8Upgrade linux-image-nvidia-hwe-22.04Upgrade linux-image-aws-lts-24.04Upgrade linux-image-lowlatency-64k-6.8Upgrade linux-image-gcp-lts-24.04Upgrade linux-image-6.14.0-34-genericUpgrade linux-image-oem-24.04bUpgrade linux-image-realtimeUpgrade linux-image-aws-64kUpgrade linux-image-generic-64k-6.8Upgrade linux-image-ibm-6.8Upgrade linux-image-gke-64k-6.8Upgrade linux-image-6.8.0-1046-aws-fipsUpgrade linux-image-oem-22.04aUpgrade linux-image-azure-fipsUpgrade linux-image-virtual-6.14Upgrade linux-image-aws-6.8Upgrade linux-image-lowlatency-6.8Upgrade linux-image-6.8.0-1043-gke-64kUpgrade linux-image-6.14.0-1015-oracle-64kUpgrade linux-image-oracle-64k-lts-24.04Upgrade linux-image-awsUpgrade linux-image-ibm-classicUpgrade linux-image-ibmUpgrade linux-image-6.8.0-1047-gcp-fipsUpgrade linux-image-6.8.0-1046-nvidia-lowlatencyUpgrade linux-image-6.8.0-1043-oracle-64kUpgrade linux-image-6.8.0-100-lowlatency-64kUpgrade linux-image-6.14.0-1015-aws-64kUpgrade linux-image-oracle-6.14Upgrade linux-image-generic-6.8Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-realtime-6.8.1Upgrade linux-image-raspi-6.14Upgrade linux-image-raspiUpgrade linux-image-nvidia-64k-hwe-22.04Upgrade linux-image-nvidiaUpgrade linux-image-aws-fips-6.8Upgrade linux-image-6.8.1-1041-realtimeUpgrade linux-image-6.14.0-1014-oemUpgrade linux-image-virtual-6.8Upgrade linux-image-6.14.0-1015-awsUpgrade linux-image-gcp-64kUpgrade linux-image-gcp-64k-6.14Upgrade linux-image-generic-hwe-22.04Upgrade linux-image-generic-6.14Upgrade linux-image-fips-6.8Upgrade linux-image-6.8.0-1051-azureUpgrade linux-image-xilinx-6.8Upgrade linux-image-6.8.0-1023-xilinxUpgrade linux-image-raspi-realtime-6.8Upgrade linux-image-oracle-64k-6.14Upgrade linux-image-aws-64k-lts-24.04Upgrade linux-image-azure-nvidia-6.14Upgrade linux-image-kvmUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.8.0-1046-awsUpgrade linux-image-oracle-lts-24.04Upgrade linux-image-oem-22.04bUpgrade linux-image-aws-64k-6.8Upgrade linux-image-raspi-6.8Upgrade linux-image-azure-nvidiaUpgrade linux-image-azure-fips-6.8Upgrade linux-image-generic-lpaeUpgrade linux-image-nvidia-lowlatency-64kUpgrade linux-image-6.8.0-1047-gcp-64kUpgrade linux-image-gcp-6.14Upgrade linux-image-xilinxUpgrade linux-image-6.8.0-1043-gkeUpgrade linux-image-6.8.0-100-lowlatencyUpgrade linux-image-6.8.0-1043-oracleUpgrade linux-image-gkeop-6.8Upgrade linux-image-oem-24.04cUpgrade linux-image-oem-22.04cUpgrade linux-image-lowlatencyUpgrade linux-image-ibm-lts-24.04Upgrade linux-image-gke-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-gke-6.8Upgrade linux-image-gcp-fipsUpgrade linux-image-6.8.0-100-generic-64kUpgrade linux-image-6.8.0-100-genericUpgrade linux-image-6.14.0-1018-gcpUpgrade linux-image-oracle-64k-6.8Upgrade linux-image-lowlatency-hwe-22.04Upgrade linux-image-azure-lts-24.04Upgrade linux-image-6.8.0-1046-nvidia-lowlatency-64kUpgrade linux-image-nvidia-lowlatencyUpgrade linux-image-azureUpgrade linux-image-generic-64k | Jul 31, 2025 | Jul 25, 2025 |
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