In the Linux kernel, the following vulnerability has been resolved:
net: drv: netdevsim: don't napi_complete() from netpoll
netdevsim supports netpoll. Make sure we don't call napi_complete() from it, since it may not be scheduled. Breno reports hitting a warning in napi_complete_done():
WARNING: CPU: 14 PID: 104 at net/core/dev.c:6592 napi_complete_done+0x2cc/0x560 __napi_poll+0x2d8/0x3a0 handle_softirqs+0x1fe/0x710
This is presumably after netpoll stole the SCHED bit prematurely.
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_2023 | — | Upgrade bpftool-debuginfoUpgrade kernel-headersUpgrade kernel6.12-debuginfo-common-aarch64Upgrade kernel6.12-debuginfoUpgrade kernel-libbpf-develUpgrade kernel-modules-extra-commonUpgrade perf6.12Upgrade kernel6.12-modules-extraUpgrade kernel-libbpf-staticUpgrade python3-perf6.12Upgrade kernel6.12Upgrade python3-perf6.12-debuginfoUpgrade kernel-toolsUpgrade kernel-tools-debuginfoUpgrade kernel-tools-develUpgrade kernel-livepatch-6.12.35-55.103Upgrade kernel-develUpgrade kernel-libbpfUpgrade perf6.12-debuginfoUpgrade kernel6.12-debuginfo-common-x86_64Upgrade bpftoolUpgrade kernel-libbpf-debuginfo | Aug 5, 2025 | Jul 10, 2025 |
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Redhat_linux | — | No solution exists | Jul 14, 2025 | Jul 10, 2025 |
| Suse | — | Upgrade kernel-docsUpgrade kernel-obs-qaUpgrade dlm-kmp-defaultUpgrade dtb-nvidiaUpgrade dtb-rockchipUpgrade dtb-mediatekUpgrade kernel-symsUpgrade dtb-apmUpgrade dtb-amdUpgrade dtb-armUpgrade kernel-64kb-develUpgrade kernel-default-extraUpgrade kernel-macrosUpgrade dtb-xilinxUpgrade kernel-rt-livepatch-develUpgrade kernel-kvmsmallUpgrade cluster-md-kmp-defaultUpgrade kernel-64kb-optionalUpgrade gfs2-kmp-64kbUpgrade ocfs2-kmp-rtUpgrade dtb-hisiliconUpgrade gfs2-kmp-rtUpgrade kernel-rtUpgrade dtb-amlogicUpgrade dtb-socionextUpgrade kernel-kvmsmall-develUpgrade kernel-rt-develUpgrade kernel-defaultUpgrade kernel-zfcpdumpUpgrade kselftests-kmp-defaultUpgrade kselftests-kmp-rtUpgrade kernel-default-livepatchUpgrade cluster-md-kmp-rtUpgrade kernel-rt-livepatchUpgrade kernel-sourceUpgrade dtb-exynosUpgrade cluster-md-kmp-64kbUpgrade kernel-rt-extraUpgrade kernel-default-develUpgrade dtb-lgUpgrade dtb-amazonUpgrade kselftests-kmp-64kbUpgrade kernel-source-vanillaUpgrade dtb-marvellUpgrade ocfs2-kmp-64kbUpgrade dtb-sprdUpgrade dtb-caviumUpgrade ocfs2-kmp-defaultUpgrade kernel-default-vdsoUpgrade gfs2-kmp-defaultUpgrade dlm-kmp-64kbUpgrade kernel-obs-buildUpgrade kernel-rt-optionalUpgrade kernel-develUpgrade kernel-default-livepatch-develUpgrade kernel-64kb-extraUpgrade dtb-allwinnerUpgrade kernel-rt-vdsoUpgrade kernel-docs-htmlUpgrade kernel-default-optionalUpgrade dtb-freescaleUpgrade kernel-64kbUpgrade dtb-appleUpgrade dtb-broadcomUpgrade dtb-alteraUpgrade dlm-kmp-rtUpgrade dtb-qcomUpgrade kernel-kvmsmall-vdsoUpgrade dtb-renesas | Dec 5, 2025 | Nov 6, 2025 |
| Ubuntu | — | Upgrade linux-image-aws-64k-6.14Upgrade linux-image-generic-64kUpgrade linux-image-awsUpgrade linux-image-6.14.0-1013-awsUpgrade linux-image-realtime-hwe-24.04Upgrade linux-image-6.14.0-1013-oracle-64kUpgrade linux-image-raspiUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-aws-6.14Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-generic-6.14Upgrade linux-image-6.14.0-1012-oemUpgrade linux-image-raspi-6.14Upgrade linux-image-gcp-6.14Upgrade linux-image-oracle-6.14Upgrade linux-image-genericUpgrade linux-image-6.14.0-1012-azureUpgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-azureUpgrade linux-image-gcp-64kUpgrade linux-image-6.14.0-1016-gcp-64kUpgrade linux-image-6.14.0-1013-aws-64kUpgrade linux-image-realtime-6.14Upgrade linux-image-realtimeUpgrade linux-image-6.14.0-1014-raspiUpgrade linux-image-azure-6.14Upgrade linux-image-gcpUpgrade linux-image-6.14.0-32-genericUpgrade linux-image-6.14.0-1016-gcpUpgrade linux-image-oem-24.04cUpgrade linux-image-virtual-6.14Upgrade linux-image-6.14.0-1013-oracleUpgrade linux-image-aws-64kUpgrade linux-image-oracleUpgrade linux-image-6.14.0-32-generic-64kUpgrade linux-image-oem-6.14Upgrade linux-image-oem-24.04Upgrade linux-image-oem-24.04bUpgrade linux-image-generic-64k-6.14Upgrade linux-image-virtual-hwe-24.04Upgrade linux-image-virtualUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-oem-24.04aUpgrade linux-image-6.14.0-1012-realtimeUpgrade linux-image-oracle-64k | Jul 14, 2025 | Jul 10, 2025 |
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