CVE-2026-22988

linux: In the Linux kernel, the following vulnerability has been resolved: arp: do not assume dev_hard_header() does not ch...

CVE-2026-22988 is fixed in 56 products on 1 platform, first by DEBIAN-CVE-2026-22988, released January 23, 2026. It is not reported as exploited. Patch Radar priority: Routine.

Routine
CVSS
5.5
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0014
3rd percentile

In the Linux kernel, the following vulnerability has been resolved: arp: do not assume dev_hard_header() does not change skb->head arp_create() is the only dev_hard_header() caller making assumption about skb->head being unchanged. A recent commit broke this assumption. Initialize @arp pointer after dev_hard_header() call.

Where it's fixed

ProductFixed inFixReleased
Linux
bpftool · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
bpftool · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-64kb · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-azure · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-default · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-default · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.26.1.160000.2.7 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.31.1.150700.17.21.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-default-base · sles 16.0 6.12.0-160000.26.1.160000.2.7 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-docs · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-livepatch-SLE15-SP7-RT_Update_9 · sles 15.7 1-150700.1.3.2 SUSE-SU-2026:0587-1 Feb 20, 2026
kernel-livepatch-SLE15-SP7_Update_9 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-source · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-source · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-source-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-syms · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
kernel-syms-azure · sles 15.7 6.4.0-150700.20.27.1 SUSE-SU-2026:0472-1 Feb 12, 2026
kernel-uek · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-container · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container-debug · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-container-debug · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-devel · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-devel · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-doc · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-doc · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-doc · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-doc · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-tools · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek-tools · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-core · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-core · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-devel · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-devel · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-extra · ol 8 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules-extra · ol 9 0:5.15.0-318.199.3.2.el9uek ELSA-2026-50145 Mar 10, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-109.67.6.el9uek ELSA-2026-50144 Mar 10, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.26.1 OPENSUSE-SU-2026:20287-1 Feb 27, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.31.1 SUSE-SU-2026:0447-1 Feb 11, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.26.1 SUSE-SU-2026:20599-1 Feb 27, 2026
linux · Debian 14 6.18.8-1 DEBIAN-CVE-2026-22988 Jan 23, 2026

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