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CVE-2026-23398

🗓️ 26 Mar 2026 11:16:19Reported by [email protected]Type 
nvd
 nvd🔗 web.nvd.nist.gov👁 2 Views

Linux kernel fix for NULL pointer in icmp_tag_validation when protocol lacks a handler.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
GithubExploit		Exploit for CVE-2026-23398
8 Apr 202618:42
–githubexploit
GithubExploit		Exploit for CVE-2026-23398
5 Apr 202620:48
–githubexploit
ATTACKERKB		CVE-2026-23398
26 Mar 202610:22
–attackerkb
Tenable Nessus		Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-1594)
30 Apr 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool6.18, kernel6.18, kernel6.18-devel (ALAS2023-2026-1596)
30 Apr 202600:00
–nessus
Tenable Nessus		Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2026-1681)
9 May 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.10-2026-118 (ALASKERNEL-5.10-2026-118)
9 May 202600:00
–nessus
Tenable Nessus		Amazon Linux 2 : kernel, --advisory ALAS2KERNEL-5.15-2026-102 (ALASKERNEL-5.15-2026-102)
9 May 202600:00
–nessus
Tenable Nessus		Alibaba Cloud Linux 3 : 0139: cloud-kernel bugfix, enhancement and (ALINUX3-SA-2026:0139)
29 May 202600:00
–nessus
Tenable Nessus		Debian dla-4561 : linux-config-6.1 - security update
2 May 202600:00
–nessus
Rows per page
NVD
Node
linuxlinux_kernelRange3.14.1–5.10.253
OR
linuxlinux_kernelRange5.11–5.15.203
OR
linuxlinux_kernelRange5.16–6.1.167
OR
linuxlinux_kernelRange6.2–6.6.130
OR
linuxlinux_kernelRange6.7–6.12.78
OR
linuxlinux_kernelRange6.13–6.18.20
OR
linuxlinux_kernelRange6.19–6.19.10
OR
linuxlinux_kernelMatch3.14-
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 15:17Current
CVSS 3.15.5
EPSS0.00031
CWE-476
icmpicmp_tag_validationunregistered protocol
2