CVE-2026-23112

linux: In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmet_tcp_build_...

CVE-2026-23112 is fixed in 52 products on 1 platform, first by DEBIAN-CVE-2026-23112, released February 13, 2026. It is not reported as exploited. Patch Radar priority: Urgent.

Urgent
CVSS
9.8
critical
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0047
40th percentile

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: add bounds checks in nvmet_tcp_build_pdu_iovec nvmet_tcp_build_pdu_iovec() could walk past cmd->req.sg when a PDU length or offset exceeds sg_cnt and then use bogus sg->length/offset values, leading to _copy_to_iter() GPF/KASAN. Guard sg_idx, remaining entries, and sg->length/offset before building the bvec.

Where it's fixed

ProductFixed inFixReleased
Linux
dtb-aarch64 · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-64kb · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-64kb · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-64kb · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-azure · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-azure · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-azure · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-default · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-default · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-default · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-default-base · opensuse-leap 16.0 6.12.0-160000.27.1.160000.2.8 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-default-base · sles 15.7 6.4.0-150700.53.90.1.150700.17.51.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-default-base · sles 16.0 6.12.0-160000.27.1.160000.2.8 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-docs · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-docs · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-docs · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-kvmsmall · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-kvmsmall · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-livepatch-SLE15-SP7-RT_Update_10 · sles 15.7 1-150700.1.3.1 SUSE-SU-2026:0962-1 Mar 23, 2026
kernel-livepatch-SLE15-SP7_Update_10 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:1081-1 Mar 26, 2026
kernel-livepatch-SLE15-SP7_Update_24 · sles 15.7 1-150700.15.3.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-obs-build · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-obs-build · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-obs-qa · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-obs-qa · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-rt · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-source · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-source · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-source · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-syms · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-syms · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-syms · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
kernel-uek · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-debug-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-doc · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-doc · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-tools · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek-tools · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-devel · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-devel · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-core · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-core · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-deprecated · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-deprecated · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-desktop · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-desktop · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra-netfilter · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-extra-netfilter · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-usb · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-usb · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-wireless · ol 10 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-uek64k-modules-wireless · ol 9 0:6.12.0-201.74.2.1.el9uek ELSA-2026-50232 Apr 15, 2026
kernel-zfcpdump · opensuse-leap 16.0 6.12.0-160000.27.1 OPENSUSE-SU-2026:20416-1 Mar 25, 2026
kernel-zfcpdump · sles 15.7 6.4.0-150700.53.90.1 SUSE-SU-2026:5091-1 Nov 7, 2026
kernel-zfcpdump · sles 16.0 6.12.0-160000.27.1 SUSE-SU-2026:20931-1 Mar 25, 2026
linux · Debian 12.15 (bookworm) 6.1.164-1 DEBIAN-CVE-2026-23112 Feb 13, 2026
linux · Debian 13.5 (trixie) 6.12.73-1 DEBIAN-CVE-2026-23112 Feb 13, 2026
linux · Debian 14 6.18.10-1 DEBIAN-CVE-2026-23112 Feb 13, 2026

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