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Fencer Vulns
medium 5.5

CVE-2023-20593 json

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive informatio…

published 2023-07-24 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-24772

cvss
5.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

An issue in “Zen 2” CPUs, under specific microarchitectural circumstances, may allow an attacker to potentially access sensitive information.

Patch / fix

  • linux Debian 12 6.1.38-2
  • linux Debian 14, Debian 13 6.4.4-2
  • amd64-microcode Debian 12 3.20230719.1~deb12u1
  • amd64-microcode Debian 14, Debian 13 3.20230719.1

debian advisories DEBIAN-CVE-2023-20593

  • linux Ubuntu 20.04 LTS 5.4.0-159.176
  • linux Ubuntu 22.04 LTS 5.15.0-82.91
  • linux-aws Ubuntu 20.04 LTS 5.4.0-1108.116
  • linux-aws Ubuntu 22.04 LTS 5.15.0-1043.48
  • linux-gcp Ubuntu 20.04 LTS 5.4.0-1111.120
  • linux-gcp Ubuntu 22.04 LTS 5.15.0-1040.48
  • linux-gke Ubuntu 22.04 LTS 5.15.0-1040.45
  • linux-ibm Ubuntu 20.04 LTS 5.4.0-1056.61

ubuntu advisories UBUNTU-CVE-2023-20593

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

  • kernel RHEL 9 5.14.0-284.30.1.el9_2
  • perf RHEL 9 5.14.0-284.30.1.el9_2
  • rtla RHEL 9 5.14.0-284.30.1.el9_2
  • bpftool RHEL 9 7.0.0-284.30.1.el9_2
  • kernel-64k RHEL 9 5.14.0-284.30.1.el9_2
  • kernel-core RHEL 9 5.14.0-284.30.1.el9_2
  • kernel-tools RHEL 9 5.14.0-284.30.1.el9_2
  • python3-perf RHEL 9 5.14.0-284.30.1.el9_2

red hat advisories RHSA-2023:7382RHSA-2023:7389RHSA-2023:5069RHSA-2023:5091RHSA-2023:5244RHSA-2023:4789

  • spectre-meltdown-checker SLES for SAP 12 SP5, SLES 12 SP5 0.46-3.9.1
  • spectre-meltdown-checker SLES for SAP 15 SP4, SLES for SAP 15 SP3, SLES for SAP 15 SP2 +12 more 0.46-150100.3.9.1
  • xen SLES for SAP 15 SP3, SLES 15 SP3-LTSS, SLE Micro 5.2 +6 more 4.14.6_04-150300.3.54.1
  • xen SLES for SAP 12 SP5, SLES 12 SP5, SLE Software Development Kit 12 SP5 4.12.4_38-3.94.1
  • kernel-syms SLES for SAP 12 SP5, SLES 12 SP5 4.12.14-122.173.1
  • kernel-source SLES for SAP 12 SP5, SLES 12 SP5 4.12.14-122.173.1
  • kernel-default SLES for SAP 12 SP5, SLES 12 SP5, SLE Workstation Extension 12 SP5 +2 more 4.12.14-122.173.1
  • kernel-obs-build SLE Software Development Kit 12 SP5 4.12.14-122.173.1

suse advisories SUSE-SU-2024:0885-1SUSE-SU-2024:0884-1SUSE-SU-2023:3903-1SUSE-SU-2023:3902-1SUSE-SU-2023:3895-1SUSE-SU-2023:3894-1

  • kernel-firmware-all openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-amdgpu openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-ath10k openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-ath11k openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-ath12k openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-atheros openSUSE Tumbleweed 20250206-1.1
  • kernel-firmware-bluetooth openSUSE Tumbleweed 20250208-1.1
  • kernel-firmware-bnx2 openSUSE Tumbleweed 20250206-1.1

opensuse advisories openSUSE-SU-2025:14804-1openSUSE-SU-2025:14769-1openSUSE-SU-2025:14770-1openSUSE-SU-2025:14771-1openSUSE-SU-2025:14772-1openSUSE-SU-2025:14773-1

  • kernel AlmaLinux 8 4.18.0-477.27.2.el8_8
  • perf AlmaLinux 8 4.18.0-477.27.2.el8_8
  • bpftool AlmaLinux 8 4.18.0-477.27.2.el8_8
  • kernel-core AlmaLinux 8 4.18.0-477.27.2.el8_8
  • kernel-tools AlmaLinux 8 4.18.0-477.27.2.el8_8
  • python3-perf AlmaLinux 8 4.18.0-477.27.2.el8_8
  • kernel-modules AlmaLinux 8 4.18.0-477.27.2.el8_8
  • kernel-zfcpdump AlmaLinux 8 4.18.0-477.27.2.el8_8

almalinux advisories ALSA-2023:5244ALSA-2023:5245ALSA-2023:5068ALSA-2023:5069ALSA-2023:5091

  • kernel Rocky Linux 8 4.18.0-477.27.1.el8_8.cloud
  • kernel Rocky Linux 8 4.18.0-477.27.1.el8_8
  • kernel-rt Rocky Linux 9 5.14.0-284.30.1.rt14.315.el9_2

rocky linux advisories RXSA-2023:5244RLSA-2023:5244RLSA-2023:5091

  • xen Alpine 3.15 4.15.4-r1
  • xen Alpine 3.17, Alpine 3.16 4.16.4-r1
  • xen Alpine 3.18 4.17.1-r2
  • xen Alpine 3.24, Alpine 3.23, Alpine 3.22 +3 more 4.17.1-r3

alpine advisories ALPINE-CVE-2023-20593

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2023-20593 updated cvss 6.5

hw: amd: Cross-Process Information Leak

  • Red Hat CodeReady Linux Builder EUS (v.8.6) kernel-debuginfo-common-x86_64 4.18.0-372.70.1.el8_6, kernel-debuginfo-common-aarch64 4.18.0-372.70.1.el8_6, kernel-debuginfo-common-ppc64le 4.18.0-372.70.1.el8_6
    fixed: vendor fix RHSA-2023:4789
  • Red Hat CodeReady Linux Builder EUS (v.9.0) kernel-debuginfo-common-s390x 5.14.0-70.80.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.80.1.el9_0, kernel-debuginfo-common-aarch64 5.14.0-70.80.1.el9_0, kernel-debuginfo-common-ppc64le 5.14.0-70.80.1.el9_0
    fixed: vendor fix RHSA-2023:7382
  • Red Hat Enterprise Linux AppStream (v. 9) perf 5.14.0-284.30.1.el9_2, rtla 5.14.0-284.30.1.el9_2, kernel-devel-matched 5.14.0-284.30.1.el9_2, kernel-64k-devel-matched 5.14.0-284.30.1.el9_2, kernel-debug-devel-matched 5.14.0-284.30.1.el9_2, kernel-debuginfo-common-s390x 5.14.0-284.30.1.el9_2, +5 more
    fixed: vendor fix RHSA-2023:5069
  • Red Hat Enterprise Linux AppStream EUS (v.9.0) perf 5.14.0-70.80.1.el9_0, kernel-devel-matched 5.14.0-70.80.1.el9_0, kernel-debug-devel-matched 5.14.0-70.80.1.el9_0, kernel-debuginfo-common-s390x 5.14.0-70.80.1.el9_0, kernel-zfcpdump-devel-matched 5.14.0-70.80.1.el9_0, kernel-debuginfo-common-x86_64 5.14.0-70.80.1.el9_0, +2 more
    fixed: vendor fix RHSA-2023:7382
  • Red Hat Enterprise Linux BaseOS (v. 8) perf 4.18.0-477.27.1.el8_8, kernel 4.18.0-477.27.1.el8_8, bpftool 4.18.0-477.27.1.el8_8, kernel-core 4.18.0-477.27.1.el8_8, kernel-tools 4.18.0-477.27.1.el8_8, python3-perf 4.18.0-477.27.1.el8_8, +36 more
    fixed: vendor fix RHSA-2023:5244
  • Red Hat Enterprise Linux BaseOS (v. 9) bpftool 7.0.0-284.30.1.el9_2, kernel 5.14.0-284.30.1.el9_2, kernel-64k 5.14.0-284.30.1.el9_2, kernel-core 5.14.0-284.30.1.el9_2, linux-firmware 20230310-135.el9_2, kernel-tools 5.14.0-284.30.1.el9_2, +45 more
    fixed: vendor fix RHSA-2023:5069
  • Red Hat Enterprise Linux BaseOS AUS (v. 8.2) perf 4.18.0-193.120.1.el8_2, kernel 4.18.0-193.120.1.el8_2, bpftool 4.18.0-193.120.1.el8_2, kernel-core 4.18.0-193.120.1.el8_2, kernel-tools 4.18.0-193.120.1.el8_2, python3-perf 4.18.0-193.120.1.el8_2, +29 more
    fixed: vendor fix RHSA-2024:0403
  • Red Hat Enterprise Linux BaseOS AUS (v.8.4) perf 4.18.0-305.114.1.el8_4, kernel 4.18.0-305.114.1.el8_4, bpftool 4.18.0-305.114.1.el8_4, kernel-core 4.18.0-305.114.1.el8_4, kernel-tools 4.18.0-305.114.1.el8_4, python3-perf 4.18.0-305.114.1.el8_4, +9 more
    fixed: vendor fix RHSA-2023:7557
show 27 more
  • Red Hat Enterprise Linux BaseOS E4S (v. 8.1) linux-firmware 20190516-97.git711d3297.el8_1
    fixed: vendor fix RHSA-2023:7665
  • Red Hat Enterprise Linux BaseOS E4S (v. 8.2) perf 4.18.0-193.120.1.el8_2, kernel 4.18.0-193.120.1.el8_2, bpftool 4.18.0-193.120.1.el8_2, kernel-core 4.18.0-193.120.1.el8_2, kernel-tools 4.18.0-193.120.1.el8_2, python3-perf 4.18.0-193.120.1.el8_2, +30 more
    fixed: vendor fix RHSA-2024:0403
  • Red Hat Enterprise Linux BaseOS E4S (v.8.4) perf 4.18.0-305.114.1.el8_4, kernel 4.18.0-305.114.1.el8_4, bpftool 4.18.0-305.114.1.el8_4, kernel-core 4.18.0-305.114.1.el8_4, kernel-tools 4.18.0-305.114.1.el8_4, python3-perf 4.18.0-305.114.1.el8_4, +16 more
    fixed: vendor fix RHSA-2023:7557
  • Red Hat Enterprise Linux BaseOS EUS (v.8.6) perf 4.18.0-372.70.1.el8_6, kernel 4.18.0-372.70.1.el8_6, bpftool 4.18.0-372.70.1.el8_6, kernel-core 4.18.0-372.70.1.el8_6, kernel-tools 4.18.0-372.70.1.el8_6, python3-perf 4.18.0-372.70.1.el8_6, +36 more
    fixed: vendor fix RHSA-2023:4789
  • Red Hat Enterprise Linux BaseOS EUS (v.9.0) kernel 5.14.0-70.80.1.el9_0, bpftool 5.14.0-70.80.1.el9_0, kernel-core 5.14.0-70.80.1.el9_0, kernel-tools 5.14.0-70.80.1.el9_0, linux-firmware 20220209-128.el9_0, python3-perf 5.14.0-70.80.1.el9_0, +31 more
    fixed: vendor fix RHSA-2023:7382
  • Red Hat Enterprise Linux BaseOS TUS (v. 8.2) perf 4.18.0-193.120.1.el8_2, kernel 4.18.0-193.120.1.el8_2, bpftool 4.18.0-193.120.1.el8_2, kernel-core 4.18.0-193.120.1.el8_2, kernel-tools 4.18.0-193.120.1.el8_2, python3-perf 4.18.0-193.120.1.el8_2, +29 more
    fixed: vendor fix RHSA-2024:0403
  • Red Hat Enterprise Linux BaseOS TUS (v.8.4) perf 4.18.0-305.114.1.el8_4, kernel 4.18.0-305.114.1.el8_4, bpftool 4.18.0-305.114.1.el8_4, kernel-core 4.18.0-305.114.1.el8_4, kernel-tools 4.18.0-305.114.1.el8_4, python3-perf 4.18.0-305.114.1.el8_4, +9 more
    fixed: vendor fix RHSA-2023:7557
  • Red Hat Enterprise Linux Client (v. 7) perf 3.10.0-1160.99.1.el7, kernel 3.10.0-1160.99.1.el7, bpftool 3.10.0-1160.99.1.el7, python-perf 3.10.0-1160.99.1.el7, kernel-tools 3.10.0-1160.99.1.el7, iwl100-firmware 39.31.5.1-81.el7_9, +19 more Red Hat Enterprise Linux Client Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.99.1.el7 Red Hat Enterprise Linux ComputeNode Optional (v. 7) kernel-debuginfo-common-x86_64 3.10.0-1160.99.1.el7
    fixed: vendor fix RHSA-2023:4819
  • Red Hat Enterprise Linux CRB (v. 8) kernel-debuginfo-common-x86_64 4.18.0-477.27.1.el8_8, kernel-debuginfo-common-aarch64 4.18.0-477.27.1.el8_8, kernel-debuginfo-common-ppc64le 4.18.0-477.27.1.el8_8
    fixed: vendor fix RHSA-2023:5244
  • Red Hat Enterprise Linux CRB (v. 9) kernel-debuginfo-common-s390x 5.14.0-284.30.1.el9_2, kernel-debuginfo-common-x86_64 5.14.0-284.30.1.el9_2, kernel-debuginfo-common-aarch64 5.14.0-284.30.1.el9_2, kernel-debuginfo-common-ppc64le 5.14.0-284.30.1.el9_2
    fixed: vendor fix RHSA-2023:5069
  • Red Hat Enterprise Linux for Real Time (v. 7) kernel-rt 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-trace 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.99.1.rt56.1245.el7 Red Hat Enterprise Linux for Real Time for NFV (v. 7) kernel-rt 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-kvm 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-trace 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-debug-kvm 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-trace-kvm 3.10.0-1160.99.1.rt56.1245.el7, kernel-rt-debuginfo-common-x86_64 3.10.0-1160.99.1.rt56.1245.el7
    fixed: vendor fix RHSA-2023:4821
  • Red Hat Enterprise Linux NFV (v. 8) kernel-rt 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-kvm 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-core 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-modules 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-kvm 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-core 4.18.0-477.27.1.rt7.290.el8_8, +4 more
    fixed: vendor fix RHSA-2023:5255
  • Red Hat Enterprise Linux NFV (v. 9) kernel-rt 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-kvm 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-core 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-modules 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-debug-kvm 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-debug-core 5.14.0-284.30.1.rt14.315.el9_2, +6 more
    fixed: vendor fix RHSA-2023:5091
  • Red Hat Enterprise Linux NFV TUS (v.8.4) kernel-rt 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-kvm 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-core 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-modules 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-debug-kvm 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-debug-core 4.18.0-305.114.1.rt7.190.el8_4, +4 more
    fixed: vendor fix RHSA-2023:7551
  • Red Hat Enterprise Linux Real Time EUS (v.9.0) kernel-rt 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-core 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-modules 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-debug-core 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-debug-modules 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-modules-extra 5.14.0-70.80.1.rt21.151.el9_0, +2 more Red Hat Enterprise Linux Real Time for NFV EUS (v.9.0) kernel-rt 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-kvm 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-core 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-modules 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-debug-kvm 5.14.0-70.80.1.rt21.151.el9_0, kernel-rt-debug-core 5.14.0-70.80.1.rt21.151.el9_0, +4 more
    fixed: vendor fix RHSA-2023:7389
  • Red Hat Enterprise Linux Real Time for NFV TUS (v. 8.2) kernel-rt 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-kvm 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-core 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-modules 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-debug-kvm 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-debug-core 4.18.0-193.120.1.rt13.171.el8_2, +4 more Red Hat Enterprise Linux Real Time TUS (v. 8.2) kernel-rt 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-core 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-modules 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-debug-core 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-debug-modules 4.18.0-193.120.1.rt13.171.el8_2, kernel-rt-modules-extra 4.18.0-193.120.1.rt13.171.el8_2, +2 more
    fixed: vendor fix RHSA-2024:0402
  • Red Hat Enterprise Linux RT (v. 8) kernel-rt 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-core 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-modules 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-core 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-debug-modules 4.18.0-477.27.1.rt7.290.el8_8, kernel-rt-modules-extra 4.18.0-477.27.1.rt7.290.el8_8, +2 more
    fixed: vendor fix RHSA-2023:5255
  • Red Hat Enterprise Linux RT (v. 9) kernel-rt 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-core 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-modules 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-debug-core 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-modules-core 5.14.0-284.30.1.rt14.315.el9_2, kernel-rt-debug-modules 5.14.0-284.30.1.rt14.315.el9_2, +4 more
    fixed: vendor fix RHSA-2023:5091
  • Red Hat Enterprise Linux RT TUS (v.8.4) kernel-rt 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-core 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-modules 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-debug-core 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-debug-modules 4.18.0-305.114.1.rt7.190.el8_4, kernel-rt-modules-extra 4.18.0-305.114.1.rt7.190.el8_4, +2 more
    fixed: vendor fix RHSA-2023:7551
  • Red Hat Enterprise Linux Server (v. 7) perf 3.10.0-1160.99.1.el7, kernel 3.10.0-1160.99.1.el7, bpftool 3.10.0-1160.99.1.el7, python-perf 3.10.0-1160.99.1.el7, kernel-kdump 3.10.0-1160.99.1.el7, kernel-tools 3.10.0-1160.99.1.el7, +24 more
    fixed: vendor fix RHSA-2023:4819
  • Red Hat Enterprise Linux Server AUS (v. 7.4) perf 3.10.0-693.112.1.el7, kernel 3.10.0-693.112.1.el7, python-perf 3.10.0-693.112.1.el7, kernel-tools 3.10.0-693.112.1.el7, kernel-tools-libs 3.10.0-693.112.1.el7, kernel-abi-whitelists 3.10.0-693.112.1.el7, +1 more
    fixed: vendor fix RHSA-2023:4699
  • Red Hat Enterprise Linux Server AUS (v. 7.6) perf 3.10.0-957.105.1.el7, kernel 3.10.0-957.105.1.el7, bpftool 3.10.0-957.105.1.el7, python-perf 3.10.0-957.105.1.el7, kernel-tools 3.10.0-957.105.1.el7, iwl100-firmware 39.31.5.1-69.2.el7_6, +20 more
    fixed: vendor fix RHSA-2023:4696
  • Red Hat Enterprise Linux Server AUS (v. 7.7) perf 3.10.0-1062.79.1.el7, kernel 3.10.0-1062.79.1.el7, bpftool 3.10.0-1062.79.1.el7, python-perf 3.10.0-1062.79.1.el7, kernel-tools 3.10.0-1062.79.1.el7, iwl100-firmware 39.31.5.1-74.el7_7, +20 more
    fixed: vendor fix RHSA-2023:5419
  • Red Hat Enterprise Linux Server Optional (v. 7) kernel-debuginfo-common-ppc64 3.10.0-1160.99.1.el7, kernel-debuginfo-common-x86_64 3.10.0-1160.99.1.el7, kernel-debuginfo-common-ppc64le 3.10.0-1160.99.1.el7
    fixed: vendor fix RHSA-2023:4819
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.4) kernel-debuginfo-common-x86_64 3.10.0-693.112.1.el7
    fixed: vendor fix RHSA-2023:4699
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.6) kernel-debuginfo-common-x86_64 3.10.0-957.105.1.el7
    fixed: vendor fix RHSA-2023:4696
  • Red Hat Enterprise Linux Server Optional AUS (v. 7.7) kernel-debuginfo-common-x86_64 3.10.0-1062.79.1.el7
    fixed: vendor fix RHSA-2023:5419

3 more fixed, 6 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 5.5

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-24-046-11 updated cvss 5.5

Siemens SCALANCE XCM-/XRM-300

  • Siemens SCALANCE XCH328 (6GK5328-4TS01-2EC2) <V2.4 Siemens SCALANCE XCM324 (6GK5324-8TS01-2AC2) <V2.4 Siemens SCALANCE XCM328 (6GK5328-4TS01-2AC2) <V2.4 Siemens SCALANCE XCM332 (6GK5332-0GA01-2AC2) <V2.4 Siemens SCALANCE XRH334 (24 V DC, 8xFO, CC) (6GK5334-2TS01-2ER3) <V2.4 Siemens SCALANCE XRM334 (2x230 V AC, 8xFO) (6GK5334-2TS01-4AR3) <V2.4
    +5 more products
    Siemens SCALANCE XRM334 (2x230 V AC, 12xFO) (6GK5334-3TS01-4AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 8xFO) (6GK5334-2TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (24 V DC, 12xFO) (6GK5334-3TS01-2AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 8xFO) (6GK5334-2TS01-3AR3) <V2.4 Siemens SCALANCE XRM334 (230 V AC, 12xFO) (6GK5334-3TS01-3AR3) <V2.4
    affected: fixed in V2.4 support.industry.siemens.com

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

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
23 mo ago

Exploit prediction

5.07% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • cmpxchg8b.com https://cmpxchg8b.com/zenbleed.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

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

Affected products

  • AMD Ryzen™ 3000 Series Desktop Processors “Matisse” AM4
  • AMD AMD Ryzen™ 4000 Series Desktop Processors with Radeon™ Graphics “Renoir” AM4
  • AMD 3rd Gen AMD Ryzen™ Threadripper™ Processors “Castle Peak” HEDT
  • AMD Ryzen™ Threadripper™ PRO Processors “Castle Peak” WS SP3
  • AMD Ryzen™ 5000 Series Mobile processors with Radeon™ Graphics “Lucienne”
  • AMD Ryzen™ 4000 Series Mobile processors with Radeon™ Graphics “Renoir”
  • AMD Ryzen™ 7020 Series processors “Mendocino” FT6
  • AMD 2nd Gen AMD EPYC™ Processors

Classification

Weakness
  • CWE-209 Generation of Error Message Containing Sensitive Information

References

Sources

Fencer Vulns 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.