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CVE-2026-23403

🗓️ 01 Apr 2026 09:16:15Reported by [email protected]Type 
nvd
 nvd🔗 web.nvd.nist.gov👁 1 Views

Fix apparmor memory leak in the verify_header function by removing the *ns NULL assignment.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB		CVE-2026-23403
1 Apr 202608:36
–attackerkb
CBLMariner		CVE-2026-23403 affecting package kernel for versions less than 6.6.130.1-1
30 Mar 202616:12
–cbl_mariner
Circl		CVE-2026-23403
7 Apr 202618:00
–circl
CNNVD		Linux kernel 安全漏洞
1 Apr 202600:00
–cnnvd
CVE		CVE-2026-23403
1 Apr 202608:36
–cve
Cvelist		CVE-2026-23403 apparmor: fix memory leak in verify_header
1 Apr 202608:36
–cvelist
Debian CVE		CVE-2026-23403
1 Apr 202608:36
–debiancve
Tenable Nessus		EulerOS 2.0 SP11 : kernel (EulerOS-SA-2026-2209)
9 Jun 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP11 : kernel (EulerOS-SA-2026-2247)
9 Jun 202600:00
–nessus
Tenable Nessus		EulerOS 2.0 SP13 : kernel (EulerOS-SA-2026-2293)
10 Jun 202600:00
–nessus
Rows per page
NVD
Node
linuxlinux_kernelRange3.12.1–5.10.253
OR
linuxlinux_kernelRange5.11–5.15.203
OR
linuxlinux_kernelRange5.16–6.1.169
OR
linuxlinux_kernelRange6.2–6.6.130
OR
linuxlinux_kernelRange6.7–6.12.77
OR
linuxlinux_kernelRange6.13–6.18.18
OR
linuxlinux_kernelRange6.19–6.19.8
OR
linuxlinux_kernelMatch3.12-
OR
linuxlinux_kernelMatch7.0rc1
OR
linuxlinux_kernelMatch7.0rc2
OR
linuxlinux_kernelMatch7.0rc3
OR
linuxlinux_kernelMatch7.0rc4
OR
linuxlinux_kernelMatch7.0rc5
OR
linuxlinux_kernelMatch7.0rc6
OR
linuxlinux_kernelMatch7.0rc7

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24 Apr 2026 18:39Current
CVSS 3.15.5
EPSS0.00011
CWE-401
linux kernelapparmormemory leakverify headeraa_unpacknamespace
1