CVE-2026-80709

A flaw was found in the Linux kernel's s390/zcrypt component. An incorrect upper limit check for the domain value when processing an EP11 Cryptographic Coprocessor Request Block CPRB can allow a local user on custom device nodes to access heap memory. This could lead to information disclosure or...

SUSE CVE-2026-80545

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Improve EP11 CPRB length and overflow checks The xcrbmsgtotype6ep11cprbmsgx function lacks proper input validation, creating security vulnerabilities: 1. Missing minimum size validation: The ep11cprb structure and...

SUSE CVE-2026-80708

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: Fix missing mem scrub at clear key import in ccaclr2cipherkey The helper function ipcprbhelper uses internal buffer memory for building and processing CPRBs. After use this buffer was never scrubbed which could lead ...

SUSE CVE-2026-80709

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 node...

CVE-2026-80709

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 node...

AZL-98120 CVE-2026-80709 affecting package kernel for versions less than 6.6.152.1-1

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 node...

CVE-2026-80709

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 node...

UBUNTU-CVE-2026-80709

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 node...

CVE-2026-80709 s390/zcrypt: Fix wrong domain value verification with EP11 CPRBs

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 node...

EUVD-2026-67444

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 node...

CVE-2026-80709

CVE-2026-80709 is a flaw in the Linux kernel s390/zcrypt subsystem. When an EP11 CPRB is processed for sending to a crypto card, an incorrect upper-limit check on the domain value is applied. This check is only active on custom device nodes but may lead to heap memory access behind perms->adm ...

CVE-2026-80709 s390/zcrypt: Fix wrong domain value verification with EP11 CPRBs

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 node...

CVE-2026-80709

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 node...

PT-2026-86712

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 node...

CVE-2026-80709: Undefined Security Weakness

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 node...

PT-2026-83008

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the s390/zcrypt component where the ip cprb helper function fails to scrub internal buffer memory used for building and processing CPRBs Common Protected Resource...

PT-2026-83009

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the s390/zcrypt component regarding incorrect domain value verification when processing an EP11 CPRB Crypto Parameter Record Block for transmission to a crypto card...

Linux Distros Unpatched Vulnerability : CVE-2026-80709

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

CVE-2026-80544

A flaw was found in the Linux kernel's s390/zcrypt component. The zcryptmsgtype6sendep11cprb function, responsible for handling EP11 CPRB Coprocessor Request Block domains, uses fragile struct overlays. This approach lacks proper ASN.1 Abstract Syntax Notation One encoding validation and bounds...

CVE-2026-80545

A flaw was found in the Linux kernel's s390/zcrypt component. This vulnerability stems from insufficient input validation in the xcrbmsgtotype6ep11cprbmsgx function when handling EP11 Cryptographic Coprocessor Request Block CPRB messages. A local attacker could exploit this by crafting a maliciou...