EDAC/igen6: Fix call trace due to missing release() (CVE-2026-80643) | HOL Guard CVE

Unknown severity · Source severity not reportedCVE-2026-80643

EDAC/igen6: Fix call trace due to missing release()

Answer in brief

CVE-2026-80643 records a Unknown severity vulnerability in EDAC/igen6: Fix call trace due to missing release(). The current sources do not mark it as known exploited. The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 28, 2026Updated Aug 28, 2026Source checked Aug 28, 2026First seen by HOL Aug 28, 2026Material review Aug 28, 2026

Upstream Advisory

Key facts

Risk: Unknown severitySource severity not reported
Exploitation: Not marked as known exploited
Affected software: 2 mapped packages or products
Fix availability: Available

Why this deserves its current priority

A CVSS score is not reported in the current record. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps Linux/Linux (generic), Linux/Linux (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
Linux/Linuxgeneric	>=10590a9d4f23e0a519730d79d39331df60ad2079 <9a84ced0243c74aa431ec287555054c69e6167d1 \|\| >=10590a9d4f23e0a519730d79d39331df60ad2079 <a341302c5126ef96bb45286224d67ef60a24281e \|\| >=10590a9d4f23e0a519730d79d39331df60ad2079 <ab1f9d466c7d83ab0d2a529e07984e53b5960dcd	9a84ced0243c74aa431ec287555054c69e6167d1, a341302c5126ef96bb45286224d67ef60a24281e, ab1f9d466c7d83ab0d2a529e07984e53b5960dcd
Linux/Linuxgeneric	5.11	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for Linux/Linux, Linux/Linux.
Review the reported fix. Update Linux/Linux to 9a84ced0243c74aa431ec287555054c69e6167d1 if you use the affected versions. Test the change in a non-production environment first.

Evidence timeline and material changes

Published upstream
Aug 28, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 28, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 28, 2026

Sources and claim methodology

Upstream source description

In the Linux kernel, the following vulnerability has been resolved: EDAC/igen6: Fix call trace due to missing release() When unloading the igen6_edac driver, there is a call trace: Device '(null)' does not have a release() function, it is broken and must be fixed. See Documentation/core-api/kobject.rst. WARNING: drivers/base/core.c:2567 at device_release+0x84/0x90, CPU#5: rmmod/127209 ... RIP: 0010:device_release+0x84/0x90 Call Trace: <TASK> kobject_put+0x8c/0x220 put_device+0x17/0x30 igen6_unregister_mcis+0xa2/0xe0 [igen6_edac] igen6_remove+0x82/0xb0 [igen6_edac] ... Fix the call trace by providing empty release() functions for the memory controller devices.

Quoted source text, attributed separately from HOL analysis.