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medium 5.5

CVE-2022-3564 json

Linux Kernel Bluetooth l2cap_core.c l2cap_reassemble_sdu use after free

published 4y ago modified 26d ago also EUVD-2022-42928

cvss
5.5
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.5%
EPSS 1.5% chance of exploitation in 30 days, percentile 73%
public exploits
0
none known

Summary

A vulnerability classified as critical was found in Linux Kernel. Affected by this vulnerability is the function l2cap_reassemble_sdu of the file net/bluetooth/l2cap_core.c of the component Bluetooth. The manipulation leads to use after free. It is recommended to apply a patch to fix this issue. The associated identifier of this vulnerability is VDB-211087.

Patch / fix

  • Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem V1.1
  • linux Debian 14, Debian 13, Debian 12 6.0.8-1

debian advisories DEBIAN-CVE-2022-3564

  • linux Ubuntu 18.04 LTS 4.15.0-200.211
  • linux Ubuntu 20.04 LTS 5.4.0-135.152
  • linux Ubuntu 22.04 LTS 5.15.0-56.62
  • linux-aws Ubuntu 18.04 LTS 4.15.0-1146.158
  • linux-aws Ubuntu 20.04 LTS 5.4.0-1092.100
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1026.30
  • linux-gcp Ubuntu 20.04 LTS 5.4.0-1096.105
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1025.32

ubuntu advisories UBUNTU-CVE-2022-3564

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • kpatch-patch-5_14_0-162_6_1 RHEL 9 1-2.el9_1
  • kpatch-patch-5_14_0-162_12_1 RHEL 9 1-1.el9_1
  • kernel RHEL 9 5.14.0-162.18.1.el9_1
  • perf RHEL 9 5.14.0-162.18.1.el9_1
  • bpftool RHEL 9 5.14.0-162.18.1.el9_1
  • kernel-core RHEL 9 5.14.0-162.18.1.el9_1
  • kernel-tools RHEL 9 5.14.0-162.18.1.el9_1
  • python3-perf RHEL 9 5.14.0-162.18.1.el9_1

red hat advisories RHSA-2023:1435RHSA-2023:1202RHSA-2023:1203RHSA-2023:1008RHSA-2023:0951RHSA-2023:0979

  • kernel-64kb SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS, SLE High Performance Computing 15 SP4-ESPOS 5.14.21-150400.24.167.1
  • kernel-syms SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +3 more 5.14.21-150400.24.167.1
  • kernel-source SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +3 more 5.14.21-150400.24.167.1
  • kernel-default SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Micro 5.4 +7 more 5.14.21-150400.24.167.1
  • kernel-zfcpdump SLES 15 SP4-LTSS, Manager Server 4.3 5.14.21-150400.24.167.1
  • kernel-obs-build SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE High Performance Computing 15 SP4-LTSS +1 more 5.14.21-150400.24.167.1
  • kernel-default-base SLES for SAP 15 SP4, SLES 15 SP4-LTSS, SLE Micro 5.4 +5 more 5.14.21-150400.24.167.1.150400.24.84.1
  • kernel-64kb SLES 15 SP5-LTSS, SLE High Performance Computing 15 SP5-LTSS, SLE High Performance Computing 15 SP5-ESPOS 5.14.21-150500.55.110.1

suse advisories SUSE-SU-2025:02262-1SUSE-SU-2025:02173-1SUSE-SU-2025:01995-1SUSE-SU-2025:01983-1SUSE-SU-2025:01982-1SUSE-SU-2025:01966-1

  • kernel-rt AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-kvm AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-core AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-modules AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-debug-kvm AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-debug-core AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-debug-modules AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8
  • kernel-rt-modules-extra AlmaLinux 8 4.18.0-477.10.1.rt7.274.el8_8

almalinux advisories ALSA-2023:2736ALSA-2023:2951ALSA-2023:0951ALSA-2023:0979

  • kernel Rocky Linux 9 5.14.0-162.18.1.el9_1.cloud
  • kernel-rt Rocky Linux 9 5.14.0-162.18.1.rt21.181.el9_1

rocky linux advisories RXSA-2023:0951RLSA-2023:0979

  • linux-lts Arch Linux 6.2-1
  • linux-hardened Arch Linux 6.2-1
  • linux-zen Arch Linux 6.2-1
  • linux Arch Linux 6.2-1

arch linux advisories AVG-2834AVG-2835AVG-2836AVG-2837

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-3564 updated cvss 7.1

kernel: use-after-free caused by l2cap_reassemble_sdu() in net/bluetooth/l2cap_core.c

  • Red Hat CodeReady Linux Builder (v. 9) kernel-debuginfo-common-s390x 5.14.0-162.18.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.18.1.el9_1, kernel-debuginfo-common-aarch64 5.14.0-162.18.1.el9_1, kernel-debuginfo-common-ppc64le 5.14.0-162.18.1.el9_1
    fixed: vendor fix RHSA-2023:0951
  • Red Hat CodeReady Linux Builder EUS (v.8.6) kernel-debuginfo-common-x86_64 4.18.0-372.57.1.el8_6, kernel-debuginfo-common-aarch64 4.18.0-372.57.1.el8_6, kernel-debuginfo-common-ppc64le 4.18.0-372.57.1.el8_6
    fixed: vendor fix RHSA-2023:3388
  • Red Hat CodeReady Linux Builder EUS (v.9.0) kernel-debuginfo-common-s390x 5.14.0-70.49.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.49.1.el9_0, kernel-debuginfo-common-aarch64 5.14.0-70.49.1.el9_0, kernel-debuginfo-common-ppc64le 5.14.0-70.49.1.el9_0
    fixed: vendor fix RHSA-2023:1202
  • Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-162.18.1.el9_1, kernel-devel-matched 5.14.0-162.18.1.el9_1, kernel-debug-devel-matched 5.14.0-162.18.1.el9_1, kernel-debuginfo-common-s390x 5.14.0-162.18.1.el9_1, kernel-zfcpdump-devel-matched 5.14.0-162.18.1.el9_1, kernel-debuginfo-common-x86_64 5.14.0-162.18.1.el9_1, +2 more
    fixed: vendor fix RHSA-2023:0951
  • Red Hat Enterprise Linux AppStream EUS (v.9.0) perf 5.14.0-70.49.1.el9_0, kernel-devel-matched 5.14.0-70.49.1.el9_0, kernel-debug-devel-matched 5.14.0-70.49.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.49.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.49.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.49.1.el9_0, +2 more
    fixed: vendor fix RHSA-2023:1202
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-477.10.1.el8_8, kernel 4.18.0-477.10.1.el8_8, bpftool 4.18.0-477.10.1.el8_8, kernel-core 4.18.0-477.10.1.el8_8, kernel-tools 4.18.0-477.10.1.el8_8, python3-perf 4.18.0-477.10.1.el8_8, +15 more
    fixed: vendor fix RHSA-2023:2951
  • Red Hat Enterprise Linux BaseOS (v. 9) kernel 5.14.0-162.18.1.el9_1, bpftool 5.14.0-162.18.1.el9_1, kernel-core 5.14.0-162.18.1.el9_1, kernel-tools 5.14.0-162.18.1.el9_1, python3-perf 5.14.0-162.18.1.el9_1, kernel-modules 5.14.0-162.18.1.el9_1, +16 more
    fixed: vendor fix RHSA-2023:0951
  • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) perf 4.18.0-193.105.1.el8_2, kernel 4.18.0-193.105.1.el8_2, bpftool 4.18.0-193.105.1.el8_2, kernel-core 4.18.0-193.105.1.el8_2, kernel-tools 4.18.0-193.105.1.el8_2, python3-perf 4.18.0-193.105.1.el8_2, +8 more
    fixed: vendor fix RHSA-2023:1559
show 27 more
  • Red Hat Enterprise Linux BaseOS E4S (v. 8.1) perf 4.18.0-147.80.1.el8_1, kernel 4.18.0-147.80.1.el8_1, bpftool 4.18.0-147.80.1.el8_1, kernel-core 4.18.0-147.80.1.el8_1, kernel-tools 4.18.0-147.80.1.el8_1, python3-perf 4.18.0-147.80.1.el8_1, +14 more
    fixed: vendor fix RHSA-2023:0856
  • Red Hat Enterprise Linux BaseOS E4S (v. 8.2) perf 4.18.0-193.105.1.el8_2, kernel 4.18.0-193.105.1.el8_2, bpftool 4.18.0-193.105.1.el8_2, kernel-core 4.18.0-193.105.1.el8_2, kernel-tools 4.18.0-193.105.1.el8_2, python3-perf 4.18.0-193.105.1.el8_2, +14 more
    fixed: vendor fix RHSA-2023:1559
  • Red Hat Enterprise Linux BaseOS EUS (v.8.4) perf 4.18.0-305.82.1.el8_4, kernel 4.18.0-305.82.1.el8_4, bpftool 4.18.0-305.82.1.el8_4, kernel-core 4.18.0-305.82.1.el8_4, kernel-tools 4.18.0-305.82.1.el8_4, python3-perf 4.18.0-305.82.1.el8_4, +20 more
    fixed: vendor fix RHSA-2023:1221
  • Red Hat Enterprise Linux BaseOS EUS (v.8.6) perf 4.18.0-372.57.1.el8_6, kernel 4.18.0-372.57.1.el8_6, bpftool 4.18.0-372.57.1.el8_6, kernel-core 4.18.0-372.57.1.el8_6, kernel-tools 4.18.0-372.57.1.el8_6, python3-perf 4.18.0-372.57.1.el8_6, +21 more
    fixed: vendor fix RHSA-2023:3388
  • Red Hat Enterprise Linux BaseOS EUS (v.9.0) kernel 5.14.0-70.49.1.el9_0, bpftool 5.14.0-70.49.1.el9_0, kernel-core 5.14.0-70.49.1.el9_0, kernel-tools 5.14.0-70.49.1.el9_0, python3-perf 5.14.0-70.49.1.el9_0, kernel-modules 5.14.0-70.49.1.el9_0, +19 more
    fixed: vendor fix RHSA-2023:1202
  • Red Hat Enterprise Linux BaseOS TUS (v. 8.2) perf 4.18.0-193.105.1.el8_2, kernel 4.18.0-193.105.1.el8_2, bpftool 4.18.0-193.105.1.el8_2, kernel-core 4.18.0-193.105.1.el8_2, kernel-tools 4.18.0-193.105.1.el8_2, python3-perf 4.18.0-193.105.1.el8_2, +8 more
    fixed: vendor fix RHSA-2023:1559
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-1160.95.1.el7, kernel 3.10.0-1160.95.1.el7, bpftool 3.10.0-1160.95.1.el7, python-perf 3.10.0-1160.95.1.el7, kernel-tools 3.10.0-1160.95.1.el7, kernel-tools-libs 3.10.0-1160.95.1.el7, +2 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.95.1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.95.1.el7
    fixed: vendor fix RHSA-2023:4151
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-477.10.1.el8_8, kernel-debuginfo-common-aarch64 4.18.0-477.10.1.el8_8, kernel-debuginfo-common-ppc64le 4.18.0-477.10.1.el8_8
    fixed: vendor fix RHSA-2023:2951
  • Red Hat Enterprise Linux CRB EUS (v.8.4) kernel-debuginfo-common-x86_64 4.18.0-305.82.1.el8_4, kernel-debuginfo-common-aarch64 4.18.0-305.82.1.el8_4, kernel-debuginfo-common-ppc64le 4.18.0-305.82.1.el8_4
    fixed: vendor fix RHSA-2023:1221
  • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-trace 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.95.1.rt56.1241.el7 Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-kvm 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-trace 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-debug-kvm 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-trace-kvm 3.10.0-1160.95.1.rt56.1241.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.95.1.rt56.1241.el7
    fixed: vendor fix RHSA-2023:4150
  • Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-kvm 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-kvm 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-core 4.18.0-477.10.1.rt7.274.el8_8, +4 more
    fixed: vendor fix RHSA-2023:2736
  • Red Hat Enterprise Linux NFV EUS (v.8.4) kernel-rt 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-kvm 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-core 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-modules 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-debug-kvm 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-debug-core 4.18.0-305.82.1.rt7.154.el8_4, +4 more
    fixed: vendor fix RHSA-2023:1220
  • Red Hat Enterprise Linux Real Time (v. 9) kernel-rt 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-core 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-modules 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-debug-core 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-debug-modules 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-modules-extra 5.14.0-162.18.1.rt21.181.el9_1, +2 more
    fixed: vendor fix RHSA-2023:0979
  • Red Hat Enterprise Linux Real Time EUS (v.9.0) kernel-rt 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-core 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-modules 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-debug-core 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-debug-modules 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-modules-extra 5.14.0-70.49.1.rt21.120.el9_0, +2 more
    fixed: vendor fix RHSA-2023:1203
  • Red Hat Enterprise Linux Real Time for NFV (v. 9) kernel-rt 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-kvm 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-core 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-modules 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-debug-kvm 5.14.0-162.18.1.rt21.181.el9_1, kernel-rt-debug-core 5.14.0-162.18.1.rt21.181.el9_1, +4 more
    fixed: vendor fix RHSA-2023:0979
  • Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0) kernel-rt 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-kvm 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-core 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-modules 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-debug-kvm 5.14.0-70.49.1.rt21.120.el9_0, kernel-rt-debug-core 5.14.0-70.49.1.rt21.120.el9_0, +4 more
    fixed: vendor fix RHSA-2023:1203
  • Red Hat Enterprise Linux Real Time for NFV TUS (v. 8.2) kernel-rt 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-kvm 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-core 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-modules 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-debug-kvm 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-debug-core 4.18.0-193.105.1.rt13.156.el8_2, +4 more Red Hat Enterprise Linux Real Time TUS (v. 8.2) kernel-rt 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-core 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-modules 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-debug-core 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-debug-modules 4.18.0-193.105.1.rt13.156.el8_2, kernel-rt-modules-extra 4.18.0-193.105.1.rt13.156.el8_2, +2 more
    fixed: vendor fix RHSA-2023:1560
  • Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-core 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-debug-modules 4.18.0-477.10.1.rt7.274.el8_8, kernel-rt-modules-extra 4.18.0-477.10.1.rt7.274.el8_8, +2 more
    fixed: vendor fix RHSA-2023:2736
  • Red Hat Enterprise Linux RT EUS (v.8.4) kernel-rt 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-core 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-modules 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-debug-core 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-debug-modules 4.18.0-305.82.1.rt7.154.el8_4, kernel-rt-modules-extra 4.18.0-305.82.1.rt7.154.el8_4, +2 more
    fixed: vendor fix RHSA-2023:1220
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-1160.95.1.el7, kernel 3.10.0-1160.95.1.el7, bpftool 3.10.0-1160.95.1.el7, python-perf 3.10.0-1160.95.1.el7, kernel-kdump 3.10.0-1160.95.1.el7, kernel-tools 3.10.0-1160.95.1.el7, +12 more
    fixed: vendor fix RHSA-2023:4151
  • Red Hat Enterprise Linux Server AUS (v. 7.4) perf 3.10.0-693.111.1.el7, kernel 3.10.0-693.111.1.el7, python-perf 3.10.0-693.111.1.el7, kernel-tools 3.10.0-693.111.1.el7, kernel-tools-libs 3.10.0-693.111.1.el7, kernel-abi-whitelists 3.10.0-693.111.1.el7, +1 more
    fixed: vendor fix RHSA-2023:4020
  • Red Hat Enterprise Linux Server AUS (v. 7.6) perf 3.10.0-957.104.1.el7, kernel 3.10.0-957.104.1.el7, bpftool 3.10.0-957.104.1.el7, python-perf 3.10.0-957.104.1.el7, kernel-tools 3.10.0-957.104.1.el7, kernel-tools-libs 3.10.0-957.104.1.el7, +2 more
    fixed: vendor fix RHSA-2023:4021
  • Red Hat Enterprise Linux Server AUS (v. 7.7) perf 3.10.0-1062.72.1.el7, kernel 3.10.0-1062.72.1.el7, bpftool 3.10.0-1062.72.1.el7, python-perf 3.10.0-1062.72.1.el7, kernel-tools 3.10.0-1062.72.1.el7, kernel-tools-libs 3.10.0-1062.72.1.el7, +2 more Red Hat Enterprise Linux Server E4S (v. 7.7) perf 3.10.0-1062.72.1.el7, kernel 3.10.0-1062.72.1.el7, bpftool 3.10.0-1062.72.1.el7, python-perf 3.10.0-1062.72.1.el7, kernel-tools 3.10.0-1062.72.1.el7, kpatch-patch-3_10_0-1062_71_1 1-1.el7, +5 more
    fixed: vendor fix RHSA-2023:3277
  • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-1160.95.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1160.95.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1160.95.1.el7
    fixed: vendor fix RHSA-2023:4151
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.111.1.el7
    fixed: vendor fix RHSA-2023:4020
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.104.1.el7
    fixed: vendor fix RHSA-2023:4021
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.72.1.el7
    fixed: vendor fix RHSA-2023:3277

6 more fixed, 2 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

cisa ICSA-25-105-08 updated cvss 6.8

ABB M2M Gateway

  • ABB M2M Gateway >=4.1.2, <=5.0.3, >=5.0.1, <=5.0.3
    affected: mitigation

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

cisa ICSA-23-166-11 updated cvss 7.1

Siemens SIMATIC S7-1500 TM MFP Linux Kernel

Facts from CISA's republication of the vendor's own advisory (CSAF); the linked advisory is the authoritative source. CISA notification · csaf

Exploit prediction

1.46% chance of exploitation in the next 30 days, higher than 73% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 5.5 CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
NVD 3.1 7.1 CVSS:3.1/AV:A/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

  • Linux Kernel
  • Siemens SIMATIC S7-1500 TM MFP - GNU/Linux subsystem

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
  • CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization
Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.