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This page tracks the Ubuntu fix status. The vulnerability itself is described on the main CVE page. View CVE-2023-6356 →
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Vulnerability in linux-hwe-edge

UBUNTU-CVE-2023-6356 First seen on SecPulse

Auto-generated summary

Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.

A vulnerability tracked as UBUNTU-CVE-2023-6356 has been found in linux-hwe-edge.
Risk of unauthorized operations or information disclosure.
What to do: upgrade linux-hwe-edge to 5.4.0-1122.132~18.04.1 or later.
If unsure, ask your IT team or search "linux-hwe-edge UBUNTU-CVE-2023-6356" on the vendor's site.

UBUNTU-CVE-2023-6356 (linux-hwe-edge)
Attack vector: remote (network-reachable) / no user interaction
Patched: 5.4.0-1122.132~18.04.1 — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.

What is the problem

A vulnerability (unclassified) exists in linux-hwe-edge.

Affected scope

Check the vendor advisory for the affected versions of linux-hwe-edge.

Severity

Severity: ?. Risk of unauthorized operations or information disclosure.

How to fix

Update to 5.4.0-1122.132~18.04.1.

Workaround

Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.

Detection

Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run grep -r 'linux-hwe-edge' . against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.

Response actions

Concrete steps and command examples for SOC/SRE teams to execute in order

  1. 1
    Identify exposureidentify
    grep -r 'linux-hwe-edge' . | grep -v node_modules

    リポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で linux-hwe-edge を grep し、稼働しているサービス・バージョンを把握する。

  2. 2
    Apply patchpatch
    Upgrade linux-hwe-edge to 5.4.0-1122.132~18.04.1

    ステージング環境で 5.4.0-1122.132~18.04.1 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスを含めること。

  3. 3
    Post-deployment verificationverify
    Confirm patched version is live in production

    パッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。

Affected packages

PackageAffected → Fixed
Ubuntu:16.04:LTSlinux-hwe-edge
All versions→ Not listed
Ubuntu:18.04:LTSlinux-aws-5.0
All versions→ Not listed
Ubuntu:18.04:LTSlinux-aws-5.3
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-aws-5.4
< 5.4.0-1122.132~18.04.1→ 5.4.0-1122.132~18.04.1
Ubuntu:18.04:LTSlinux-azure
All versions→ Not listed
Ubuntu:18.04:LTSlinux-azure-5.3
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-azure-5.4
< 5.4.0-1127.134~18.04.1→ 5.4.0-1127.134~18.04.1
Ubuntu:18.04:LTSlinux-azure-edge
All versions→ Not listed
Ubuntu:18.04:LTSlinux-gcp
All versions→ Not listed
Ubuntu:18.04:LTSlinux-gcp-5.3
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-gcp-5.4
< 5.4.0-1126.135~18.04.1→ 5.4.0-1126.135~18.04.1
Ubuntu:18.04:LTSlinux-gke-4.15
All versions→ Not listed
Ubuntu:18.04:LTSlinux-gke-5.4
All versions→ Not listed
Ubuntu:18.04:LTSlinux-gkeop-5.4
All versions→ Not listed
Ubuntu:18.04:LTSlinux-hwe
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-hwe-5.4
< 5.4.0-175.195~18.04.1→ 5.4.0-175.195~18.04.1
Ubuntu:18.04:LTSlinux-hwe-edge
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-ibm-5.4
< 5.4.0-1069.74~18.04.1→ 5.4.0-1069.74~18.04.1
Ubuntu:18.04:LTSlinux-oem
All versions→ Not listed
Ubuntu:18.04:LTSlinux-oracle-5.0
All versions→ Not listed
Ubuntu:18.04:LTSlinux-oracle-5.3
All versions→ Not listed
Ubuntu:Pro:18.04:LTSlinux-oracle-5.4
< 5.4.0-1121.130~18.04.1→ 5.4.0-1121.130~18.04.1
Ubuntu:Pro:18.04:LTSlinux-raspi-5.4
< 5.4.0-1106.118~18.04.1→ 5.4.0-1106.118~18.04.1
Ubuntu:20.04:LTSlinux
< 5.4.0-176.196→ 5.4.0-176.196
Ubuntu:20.04:LTSlinux-aws
< 5.4.0-1122.132→ 5.4.0-1122.132
Ubuntu:20.04:LTSlinux-aws-5.15
< 5.15.0-1057.63~20.04.1→ 5.15.0-1057.63~20.04.1
Ubuntu:20.04:LTSlinux-azure
< 5.4.0-1127.134→ 5.4.0-1127.134
Ubuntu:20.04:LTSlinux-azure-5.15
< 5.15.0-1060.69~20.04.1→ 5.15.0-1060.69~20.04.1
Ubuntu:20.04:LTSlinux-bluefield
< 5.4.0-1082.89→ 5.4.0-1082.89
Ubuntu:20.04:LTSlinux-gcp
< 5.4.0-1126.135→ 5.4.0-1126.135
Ubuntu:20.04:LTSlinux-gcp-5.15
< 5.15.0-1055.63~20.04.1→ 5.15.0-1055.63~20.04.1
Ubuntu:20.04:LTSlinux-gkeop
< 5.4.0-1089.93→ 5.4.0-1089.93
Ubuntu:20.04:LTSlinux-gkeop-5.15
< 5.15.0-1040.46~20.04.1→ 5.15.0-1040.46~20.04.1
Ubuntu:20.04:LTSlinux-hwe-5.15
< 5.15.0-102.112~20.04.1→ 5.15.0-102.112~20.04.1
Ubuntu:20.04:LTSlinux-ibm
< 5.4.0-1069.74→ 5.4.0-1069.74
Ubuntu:20.04:LTSlinux-ibm-5.15
< 5.15.0-1050.53~20.04.1→ 5.15.0-1050.53~20.04.1
Ubuntu:20.04:LTSlinux-intel-iotg-5.15
< 5.15.0-1052.58~20.04.1→ 5.15.0-1052.58~20.04.1
Ubuntu:20.04:LTSlinux-iot
< 5.4.0-1034.35→ 5.4.0-1034.35
Ubuntu:20.04:LTSlinux-kvm
< 5.4.0-1110.117→ 5.4.0-1110.117
Ubuntu:20.04:LTSlinux-lowlatency-hwe-5.15
< 5.15.0-102.112~20.04.1→ 5.15.0-102.112~20.04.1
Ubuntu:20.04:LTSlinux-nvidia-tegra-5.15
< 5.15.0-1025.25~20.04.1→ 5.15.0-1025.25~20.04.1
Ubuntu:20.04:LTSlinux-oracle
< 5.4.0-1121.130→ 5.4.0-1121.130
Ubuntu:20.04:LTSlinux-oracle-5.15
< 5.15.0-1055.61~20.04.1→ 5.15.0-1055.61~20.04.1
Ubuntu:20.04:LTSlinux-raspi
< 5.4.0-1106.118→ 5.4.0-1106.118
Ubuntu:20.04:LTSlinux-riscv-5.15
< 5.15.0-1053.57~20.04.1→ 5.15.0-1053.57~20.04.1
Ubuntu:20.04:LTSlinux-xilinx-zynqmp
< 5.4.0-1041.45→ 5.4.0-1041.45
Ubuntu:20.04:LTSlinux-aws-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-aws-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-aws-5.8
All versions→ Not listed
Ubuntu:20.04:LTSlinux-azure-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-azure-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-azure-5.8
All versions→ Not listed
Ubuntu:20.04:LTSlinux-azure-fde
All versions→ Not listed
Ubuntu:20.04:LTSlinux-gcp-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-gcp-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-gcp-5.8
All versions→ Not listed
Ubuntu:20.04:LTSlinux-gke
All versions→ Not listed
Ubuntu:20.04:LTSlinux-gke-5.15
All versions→ Not listed
Ubuntu:20.04:LTSlinux-hwe-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-hwe-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-hwe-5.8
All versions→ Not listed
Ubuntu:20.04:LTSlinux-intel-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oem-5.10
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oem-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oem-5.14
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oem-5.6
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oracle-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oracle-5.13
All versions→ Not listed
Ubuntu:20.04:LTSlinux-oracle-5.8
All versions→ Not listed
Ubuntu:20.04:LTSlinux-raspi2
All versions→ Not listed
Ubuntu:20.04:LTSlinux-riscv
All versions→ Not listed
Ubuntu:20.04:LTSlinux-riscv-5.11
All versions→ Not listed
Ubuntu:20.04:LTSlinux-riscv-5.8
All versions→ Not listed
Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-aws-fips
< 5.4.0-1122.132+fips1→ 5.4.0-1122.132+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-azure-fips
< 5.4.0-1127.134+fips1→ 5.4.0-1127.134+fips1
Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-fips
< 5.4.0-1096.106→ 5.4.0-1096.106
Ubuntu:Pro:FIPS-updates:20.04:LTSlinux-gcp-fips
< 5.4.0-1126.135+fips1→ 5.4.0-1126.135+fips1
Ubuntu:Pro:FIPS:20.04:LTSlinux-aws-fips
All versions→ Not listed
Ubuntu:Pro:FIPS:20.04:LTSlinux-azure-fips
All versions→ Not listed
Ubuntu:Pro:FIPS:20.04:LTSlinux-fips
All versions→ Not listed
Ubuntu:Pro:FIPS:20.04:LTSlinux-gcp-fips
All versions→ Not listed
Ubuntu:22.04:LTSlinux
< 5.15.0-102.112→ 5.15.0-102.112
Ubuntu:22.04:LTSlinux-allwinner-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-aws
< 5.15.0-1057.63→ 5.15.0-1057.63
Ubuntu:22.04:LTSlinux-aws-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-aws-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-aws-6.5
All versions→ Not listed
Ubuntu:22.04:LTSlinux-azure
< 5.15.0-1060.69→ 5.15.0-1060.69
Ubuntu:22.04:LTSlinux-azure-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-azure-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-azure-6.5
< 6.5.0-1022.23~22.04.1→ 6.5.0-1022.23~22.04.1
Ubuntu:22.04:LTSlinux-azure-fde
< 5.15.0-1060.69.1→ 5.15.0-1060.69.1
Ubuntu:22.04:LTSlinux-azure-fde-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-azure-fde-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-azure-fde-6.8
All versions→ Not listed
Ubuntu:22.04:LTSlinux-gcp
< 5.15.0-1055.63→ 5.15.0-1055.63
Ubuntu:22.04:LTSlinux-gcp-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-gcp-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-gcp-6.5
< 6.5.0-1022.24~22.04.1→ 6.5.0-1022.24~22.04.1
Ubuntu:22.04:LTSlinux-gke
< 5.15.0-1054.59→ 5.15.0-1054.59
Ubuntu:22.04:LTSlinux-gkeop
< 5.15.0-1040.46→ 5.15.0-1040.46
Ubuntu:22.04:LTSlinux-hwe-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-hwe-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-hwe-6.5
< 6.5.0-41.41~22.04.2→ 6.5.0-41.41~22.04.2
Ubuntu:22.04:LTSlinux-ibm
< 5.15.0-1050.53→ 5.15.0-1050.53
Ubuntu:22.04:LTSlinux-intel-iotg
< 5.15.0-1052.58→ 5.15.0-1052.58
Ubuntu:22.04:LTSlinux-kvm
< 5.15.0-1054.59→ 5.15.0-1054.59
Ubuntu:22.04:LTSlinux-lowlatency
< 5.15.0-102.112→ 5.15.0-102.112
Ubuntu:22.04:LTSlinux-lowlatency-hwe-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-lowlatency-hwe-6.5
< 6.5.0-41.41.1~22.04.1→ 6.5.0-41.41.1~22.04.1
Ubuntu:22.04:LTSlinux-nvidia
< 5.15.0-1048.48→ 5.15.0-1048.48
Ubuntu:22.04:LTSlinux-nvidia-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-nvidia-6.5
< 6.5.0-1021.22→ 6.5.0-1021.22
Ubuntu:22.04:LTSlinux-nvidia-tegra
< 5.15.0-1025.25→ 5.15.0-1025.25
Ubuntu:22.04:LTSlinux-nvidia-tegra-igx
< 5.15.0-1012.12→ 5.15.0-1012.12
Ubuntu:22.04:LTSlinux-oem-5.17
All versions→ Not listed
Ubuntu:22.04:LTSlinux-oem-6.0
All versions→ Not listed
Ubuntu:22.04:LTSlinux-oem-6.1
All versions→ Not listed
Ubuntu:22.04:LTSlinux-oem-6.5
< 6.5.0-1024.25→ 6.5.0-1024.25
Ubuntu:22.04:LTSlinux-oracle
< 5.15.0-1055.61→ 5.15.0-1055.61
Ubuntu:22.04:LTSlinux-oracle-6.5
< 6.5.0-1024.24~22.04.1→ 6.5.0-1024.24~22.04.1
Ubuntu:22.04:LTSlinux-raspi
< 5.15.0-1050.53→ 5.15.0-1050.53
Ubuntu:22.04:LTSlinux-realtime
All versions→ Not listed
Ubuntu:22.04:LTSlinux-riscv
All versions→ Not listed
Ubuntu:22.04:LTSlinux-riscv-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-riscv-6.5
< 6.5.0-40.40.1~22.04.1→ 6.5.0-40.40.1~22.04.1
Ubuntu:22.04:LTSlinux-starfive-5.19
All versions→ Not listed
Ubuntu:22.04:LTSlinux-starfive-6.2
All versions→ Not listed
Ubuntu:22.04:LTSlinux-starfive-6.5
< 6.5.0-1015.16~22.04.1→ 6.5.0-1015.16~22.04.1
Ubuntu:22.04:LTSlinux-xilinx-zynqmp
< 5.15.0-1030.34→ 5.15.0-1030.34
Ubuntu:Nvidia-BlueField:22.04:LTSlinux-bluefield
< 5.15.0-1040.42→ 5.15.0-1040.42
Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-aws-fips
All versions→ Not listed
Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-azure-fips
All versions→ Not listed
Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-fips
All versions→ Not listed
Ubuntu:Pro:FIPS-preview:22.04:LTSlinux-gcp-fips
All versions→ Not listed
Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-aws-fips
< 5.15.0-1057.63+fips1→ 5.15.0-1057.63+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-azure-fips
< 5.15.0-1060.69+fips1→ 5.15.0-1060.69+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-fips
< 5.15.0-102.112+fips1→ 5.15.0-102.112+fips1
Ubuntu:Pro:FIPS-updates:22.04:LTSlinux-gcp-fips
< 5.15.0-1055.63+fips2→ 5.15.0-1055.63+fips2
Ubuntu:Pro:Realtime:22.04:LTSlinux-intel-iot-realtime
< 5.15.0-1050.52→ 5.15.0-1050.52
Ubuntu:Pro:Realtime:22.04:LTSlinux-realtime
< 5.15.0-1058.66→ 5.15.0-1058.66
Ubuntu:24.04:LTSlinux-azure-fde
All versions→ Not listed
Ubuntu:Pro:Realtime:24.04:LTSlinux-raspi-realtime
< 6.8.0-2001.1→ 6.8.0-2001.1
Ubuntu:26.04linux-nvidia
All versions→ Not listed
Ubuntu:Nvidia-BlueField:24.04:LTSlinux-bluefield
All versions→ Not listed
Ubuntu:Pro:20.04:LTSlinux-azure-fde-5.15
< 5.15.0-1114.123~20.04.1→ 5.15.0-1114.123~20.04.1
Ubuntu:26.04:LTSlinux-vmware
All versions→ Not listed
Original description The description as published by the source.

A flaw was found in the Linux kernel's NVMe driver. This issue may allow an unauthenticated malicious actor to send a set of crafted TCP packages when using NVMe over TCP, leading the NVMe driver to a NULL pointer dereference in the NVMe driver and causing kernel panic and a denial of service.

Source: OSV.dev (Open Source Vulnerabilities) OSV

References

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