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Software vulnerabilitiesGDMME watch closelyOfficial rating: Medium

RedHat Linux kernel: multiple vulnerabilities | 10/02

Source：Summary of HKCERT advisory

HKCERT lists security issues in the RedHat Linux kernel, with potential impacts including service disruption, sensitive information disclosure and unauthorised privilege escalation.

Basis: the headline or summary mentions a vulnerability, malware or a data incident; check applicability. GDMME follow-up priority uses official ratings and headline/summary rules. It is not a CVSS score or official vulnerability rating, and does not confirm that your business is affected.

Source severity

中度風險（HKCERT）

Affected scope

The advisory covers products/branches including Red Hat CodeReady Linux Builder for ARM 64 8 aarch64; Red Hat CodeReady Linux Builder for ARM 64 9 aarch64; Red Hat CodeReady Linux Builder for ARM 64 - Extended Update Support 9.6 aarch64. This is a partial scope; check the original advisory for the full version matrix and configuration conditions.

Official recommendations

Automatically extracted recommendation passages from the official source, retained in the source language. Check the complete advisory.

  1. 在安裝軟體之前 請先瀏覽供應商之網站 以獲得更多詳細資料
  2. 安裝供應商提供的修補程式：
  3. https://access.redhat.com/errata/RHSA-2026:73187
  4. https://access.redhat.com/errata/RHSA-2026:73645
  5. https://access.redhat.com/errata/RHSA-2026:73732
  6. https://access.redhat.com/errata/RHSA-2026:73788
  7. https://access.redhat.com/errata/RHSA-2026:74132
  8. https://access.redhat.com/errata/RHSA-2026:74133

The last successful extraction is used here. Check the official source for the latest content.

These are excerpts; some text has been shortened. Read the complete official advisory.

Source text collected (Hong Kong time)：2026/10/13 05:05 HKT

官方原文建議自動摘錄 未作逐篇人工分析或翻譯；請核對完整公告、現行版本及適用性

Official source：HKCERT

GDMME recommended actions

GDMME recommendations · automatically organised from explicit products and source signals, without individual human analysis. Confirm applicability against vendor guidance and your environment.

  1. Locate Linux / Red Hat deployments, running versions and service owners in your inventory or management console; compare them with the vendor applicability criteria. A named product does not mean every deployment is affected.
  2. Check vendor restart requirements and cluster or standby capacity for Linux / Red Hat. Test and update in stages, verify the running kernel/host version, and confirm that business services recover.
  3. Once Linux / Red Hat applicability is confirmed, check the official excerpt and complete vendor patch/mitigation instructions. Record before/after versions, test results and rollback steps; do not install updates solely from a news headline.

Automatically organised (Hong Kong time)：2026/10/13 23:05 HKT

Educational information only. Confirm affected versions, mitigations and exploitation status with the original vendor advisory. Reports do not imply that GDMME equipment blocks every vulnerability.

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