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net/sched: sch_qfq: Fix NULL deref when deactivating inactive aggregate in qfq_reset

🗓️ 28 Feb 2026 09:03:22Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 1 Views

Fix a null dereference when deactivating an inactive aggregate in qfq_reset in net/sched sch_qfq.

Related
Detection
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-22976
21 Jan 202606:57
–attackerkb
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1488)
30 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1494)
30 Mar 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-113 (ALASKERNEL-5.10-2026-113)
19 Feb 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-098 (ALASKERNEL-5.15-2026-098)
6 Mar 202600:00
–nessus
Tenable Nessus		Debian dla-4475 : ata-modules-5.10.0-35-armmp-di - security update
11 Feb 202600:00
–nessus
Tenable Nessus		Debian dla-4476 : linux-config-6.1 - security update
11 Feb 202600:00
–nessus
Tenable Nessus		Debian dsa-6126 : ata-modules-6.12.31-armmp-di - security update
9 Feb 202600:00
–nessus
Tenable Nessus		Debian dsa-6127 : affs-modules-6.1.0-37-4kc-malta-di - security update
9 Feb 202600:00
–nessus
Tenable Nessus		openSUSE 16 Security Update : kernel (openSUSE-SU-2026:20287-1)
4 Mar 202600:00
–nessus
Rows per page
Vulners
Node
microsoftcbl2_kernel_5.15.186.1-1Range<5.15.200.1-1

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03 Mar 2026 23:03Current
5.9Medium risk
Vulners AI Score5.9
CVSS 3.15.5
EPSS0.00023
network schedulingkernel fixnull dereferenceqfq resetdeactivating aggregate
1