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CVE-2026-23154: linux kernel from 5.6 (inclusive), before 6.12.69 (exclusive), from 6.13 (inclusive), before 6.18.9 (exclusive), 6.19…
CVE-2026-23154 affects cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0. CVSS 3.1 base score 5.5 (MEDIUM, NVD). EPSS 0.00134 (percentile 0.02575), scored 14-Oct-2026.
Affected technology
linux kernel · from 5.6 (inclusive), before 6.12.69 (exclusive)
linux
linux kernel · from 6.13 (inclusive), before 6.18.9 (exclusive)
linux
linux kernel · 6.19 · update rc1
linux
linux kernel · 6.19 · update rc2
linux
linux kernel · 6.19 · update rc3
linux
linux kernel · 6.19 · update rc4
linux
linux kernel · 6.19 · update rc5
linux
linux kernel · 6.19 · update rc6
linux
linux kernel · 6.19 · update rc7
linux
Linux · 9fd1ff5d2ac7181844735806b0a703c942365291 to before 9122d7280b2303e835cdfec156bd932ac1f586ed, 9fd1ff5d2ac7181844735806b0a703c942365291 to before 2cbef9ea5a0ac51863ede35c45f26931a85d3888, 9fd1ff5d2ac7181844735806b0a703c942365291 to before 3e62db1e3140449608975e29e0979cc5f3b1cc07, 9fd1ff5d2ac7181844735806b0a703c942365291 to before 3d48d59235c494d34e32052f768393111c0806ef, 9fd1ff5d2ac7181844735806b0a703c942365291 to before 426ca15c7f6cb6562a081341ca88893a50c59fa2
Linux
Linux · 5.6
Linux
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.5 to before *
Siemens
SIMATIC S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.5 to before *
Siemens
SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP · V3.1.7 to before *
Siemens
SIMATIC S7-1500 TM MFP - GNU/Linux subsystem · 0 to before *
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.6 to before *
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.5 to before *
Siemens
SIPLUS S7-1500 CPU 1518-4 PN/DP MFP · V3.1.7 to before *
Siemens
Component: Not specified by the source
Function: skb_segment_list
File: net/core/filter.c, net/ipv4/tcp_offload.c, net/ipv4/udp_offload.c, net/ipv6/tcpv6_offload.c
Attack conditions (NVD, CVSS 3.1): Local · Low privileges required · No user interaction required
What an attacker can do
NVD’s CVSS 3.1 assessment (base score 5.5/10) rates confidentiality and integrity impact as none; availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.
- Product
- cbl2 kernel 5.15.200.1-1 on CBL Mariner 2.0
- CCR priority
- 22.0 /100 (P4)
- CVSS 3.1
- 5.5 /10 · CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H · NVD
- EPSS
- 0.00134 · percentile 0.02575 · 2026-10-14
- KEV
- no
Provenance
- FIRST EPSS daily exploit-probability · Source record · observed 2026-10-15 09:24:28.011626+00:00 UTC
- GitHub Advisory Database · Source record · observed 2026-10-15 10:43:56.988652+00:00 UTC
- Microsoft MSRC Security Update Guide (CVRF) · Source record · observed 2026-10-04 07:08:49.022374+00:00 UTC
- NVD CVE API 2.0 · Source record · observed 2026-10-15 09:18:22.406219+00:00 UTC
Stable permalink: https://cybercodered.org/item/cve-cve-2026-23154.html