Debian Updates Trixie Linux Kernel for Three Vulnerabilities
Tech GuruQuick Answer
Update Debian trixie Linux kernel packages to the build from source version 6.12.116-1. Plan a controlled reboot, verify the running kernel and service health, and retain package, boot and validation evidence.
Confirm Scope And Apply The Supported Remediation
What to do now: Record Debian release, architecture, installed kernel image and meta-packages, the running kernel, boot configuration, owners and reboot constraints. Match the host to Debian trixie and DSA-6616-1. Check the installed binary package and its source version; do not infer the status of other distributions or a container host from its user-space image. Install the supported kernel image and associated packages from the Debian security repository. Arrange a controlled reboot into the updated kernel according to the system change procedure. Confirm the package-manager result, running kernel and its package provenance after reboot. Test boot, networking, storage, monitoring and critical applications; retain before-and-after versions and logs.
Last verified: 2026-11-09 UTC. Recheck the authoritative advisory and supported distribution channel before changing production.
Scope And Authority
| Product scope | Linux kernel packages on Debian 13 trixie |
|---|---|
| Advisory | DSA-6616-1 |
| CVEs | CVE-2026-100080, CVE-2026-100081, CVE-2026-100082 |
| Authoritative release date | November 8, 2026 at 20:26:59 UTC, from the Debian advisory mailing-list message. |
| Authority revision date | No later revision is stated for DSA-6616-1. |
| Affected versions | Debian stable (trixie) Linux kernel packages requiring DSA-6616-1; the tracker marks source package 6.12.107-1 vulnerable and 6.12.116-1 fixed. |
| Fixed version | linux 6.12.116-1 for Debian trixie |
| CVSS base score | Not provided by the authority |
| CVSS severity | Not provided by the authority |
| Exploitation status | Debian does not state malicious exploitation in this advisory.; no exploitation claim is inferred. |
What Changed
Debian issued DSA-6616-1 for three Linux kernel vulnerabilities that may permit privilege escalation, denial of service or information disclosure. The supported trixie source package is 6.12.116-1.
What To Validate Now
- Inventory. Record Debian release, architecture, installed kernel image and meta-packages, the running kernel, boot configuration, owners and reboot constraints.
- Establish applicability. Match the host to Debian trixie and DSA-6616-1. Check the installed binary package and its source version; do not infer the status of other distributions or a container host from its user-space image.
- Remediate. Install the supported kernel image and associated packages from the Debian security repository. Arrange a controlled reboot into the updated kernel according to the system change procedure.
- Validate. Confirm the package-manager result, running kernel and its package provenance after reboot. Test boot, networking, storage, monitoring and critical applications; retain before-and-after versions and logs.
- Retain evidence. Preserve asset and owner identifiers, the applicability decision, before-and-after versions, change approval, installation output, validation results, and any exception or rollback record.
Operational Cautions
An installed kernel package does not establish that the running kernel uses the fix. Coordinate workload failover and reboot recovery, retain a viable boot recovery path, and do not assign an unstated CVSS score.
Evidence To Retain
- Exact product, release stream, package or application version, enabled feature, environment, and accountable owner.
- UTC timestamps, authority revision, approved change record, installer or package-manager output, and resulting version.
- Relevant logs and monitoring evidence, test results, exceptions, compensating controls, and rollback decisions.
Related TechGeeks Resources
Authoritative References
Correction policy: If the authority changes affected versions, fixed versions, severity, exploitation information, mitigations, or required action, TechGeeks will update this notice and its verification date.
