Linux security advisory (AV26-970)
Canada's Cyber Centre warned that multiple Linux kernel branches need updates for an unspecified vulnerability.
The Canadian Centre for Cyber Security issued advisory AV26-970 stating that the Linux kernel is affected by a vulnerability across several stable branches as of September 25, 2026. Listed fixes include versions before 5.10.270, 5.15.221, 6.1.188, 6.6.157, 6.12.110, 6.18.52, and 7.2.6, plus kernels before 4.7. The bulletin does not name a CVE, describe impact, or report exploitation. It directs administrators to the kernel stable-tree updates and recommends applying them when available.
- CCCS published Linux kernel advisory AV26-970 on September 28, 2026.
- Multiple long-term and current stable branches need updates.
- No CVE identifier or exploitation status is provided.
- Administrators are urged to apply available kernel updates.
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Serial Number: AV26-970
Date: September 28, 2026
Linux security advisory (AV26-970)
As of September 25, 2026, Linux is affected by a vulnerability in the following product:
- Linux Kernel
- Version prior to 4.7
- Version 5.10 prior to 5.10.270
- Version 5.15 prior to 5.15.221
- Version 6.1 prior to 6.1.188
- Version 6.12 prior to 6.12.110
- Version 6.18 prior to 6.18.52
- Version 6.6 prior to 6.6.157
- Version 7.2 prior to 7.2.6
The Cyber Centre encourages users and administrators to review the provided web links and apply any necessary updates as they become available.
Text extracted automatically; images, tables and formatting may be missing. Original: https://cyber.gc.ca/en/alerts-advisories/linux-security-advisory-av26-970