CVE-2026-80709 Affecting linux-6.12 package, versions <6.12.107-1~deb12u1


Severity

Recommended
low

Based on default assessment until relevant scores are available.

Threat Intelligence

EPSS
0.12% (3rd percentile)

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  • Snyk IDSNYK-ECHOLATEST-LINUX612-19964429
  • published20 Sept 2026
  • disclosed28 Aug 2026

Introduced: 28 Aug 2026

NewCVE-2026-80709  (opens in a new tab)

How to fix?

Upgrade Echo:latest linux-6.12 to version 6.12.107-1~deb12u1 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream linux-6.12 package and not the linux-6.12 package as distributed by Echo. See How to fix? for Echo:latest relevant fixed versions and status.

In the Linux kernel, the following vulnerability has been resolved:

s390/zcrypt: Fix wrong domain value verification with EP11 CPRBs

There is a wrong upper limit check for the domain value when an EP11 CPRB is processed for sending to a crypto card. This check is only active on custom device nodes but may lead to access heap memory behind perms->adm when an administrative CPRB is sent. Add correct limit (AP_DOMAINS = 256) checking to fix this.

CVSS Base Scores

version 3.1