UBUNTU-CVE-2025-68751

In the Linux kernel, the following vulnerability has been resolved: s390/fpu: Fix false-positive kmsan report in fpuvstl A false-positive kmsan report is detected when running ping command. An inline assembly instruction 'vstl' can write varied amount of bytes depending on value of 'index'...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992979)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992979 advisory. In the Linux kernel, the following vulnerability has been resolved: s390: fix double free of GS and RI CBs on fork failure The pointers for guarded storage and runti...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-993250)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-993250 advisory. In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Prevent release of buffer in I/O When a task waiting for completion of a Store Data...

CVE-2023-54278

In the Linux kernel, the following vulnerability has been resolved: s390/vmem: split pages when debug pagealloc is enabled Since commit bb1520d581a3 "s390/mm: start kernel with DAT enabled" the kernel crashes early during boot when debug pagealloc is enabled: mem auto-init: stack:off, heap...

EUVD-2023-60328

In the Linux kernel, the following vulnerability has been resolved: s390/dcssblk: fix kernel crash with listadd corruption Commit fb08a1908cb1 "dax: simplify the daxdevice gendisk association" introduced new logic for gendisk association, requiring drivers to explicitly call daxaddhost and...

UBUNTU-CVE-2025-68179

In the Linux kernel, the following vulnerability has been resolved: s390: Disable ARCHWANTOPTIMIZEHUGETLBVMEMMAP As reported by Luiz Capitulino enabling HVO on s390 leads to reproducible crashes. The problem is that kernel page tables are modified without flushing corresponding TLB entries. Even ...

Linux kernel DoS

The vulnerability in the s390/char/sclp.c component of the Linux operating system’s kernel is related to incorrect checking of the specified index, position, or offset in input data. Exploiting this vulnerability allows an attacker to cause a service failure...

UBUNTU-CVE-2025-40253

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpcrcvdsweepreqmpcginfo' is called conditionally from function 'ctcmpcunpackskb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpcunpackskb' frees it...

EUVD-2025-201204

In the Linux kernel, the following vulnerability has been resolved: s390/ctcm: Fix double-kfree The function 'mpcrcvdsweepreqmpcginfo' is called conditionally from function 'ctcmpcunpackskb'. It frees passed mpcginfo. After that a call to function 'kfree' in function 'ctcmpcunpackskb' frees it...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-990638)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-990638 advisory. In the Linux kernel, the following vulnerability has been resolved: s390/ap: Fix crash in AP internal function modifybitmap A system crash like this Failing address:...

CVE-2023-53702

CVE-2023-53702 concerns the s390 ChaCha20 vector-accelerator path in the Linux kernel. The ChaCha20 library interface added in commit 349d03ffd5f6 allows using assembler vector instructions when available, but a MACHINE_HAS_VX check was not added, causing a crash if vector facilities are absent (...

s390/uv: Don't call folio_wait_writeback() without a folio reference

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iommu/s390: Make attach succeed when the device was surprise removed

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EUVD-2025-33325

In the Linux kernel, the following vulnerability has been resolved: iommu/s390: Make attach succeed when the device was surprise removed When a PCI device is removed with surprise hotplug, there may still be attempts to attach the device to the default domain as part of tear down via...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986602)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986602 advisory. In the Linux kernel, the following vulnerability has been resolved: s390/ap: Fix crash in AP internal function modifybitmap A system crash like this Failing address:...

Unity Linux 20.1070a Security Update: kernel (UTSA-2025-392013)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-392013 advisory. In the Linux kernel, the following vulnerability has been resolved: s390/dasd: fix error recovery leading to data corruption on ESE devices Extent Space Efficient ES...

UBUNTU-CVE-2023-53599

In the Linux kernel, the following vulnerability has been resolved: crypto: afalg - Fix missing initialisation affecting gcm-aes-s390 Fix afalgallocareq to initialise areq-firstrsgl.sgl.sgt.sgl to point to the scatterlist array in areq-firstrsgl.sgl.sgl. Without this, the gcm-aes-s390 driver will...

CVE-2023-53568 s390/zcrypt: don't leak memory if dev_set_name() fails

In the Linux kernel, the following vulnerability has been resolved: s390/zcrypt: don't leak memory if devsetname fails When devsetname fails, zcdncreate doesn't free the newly allocated resources. Do it...

EUVD-2022-55269

Malicious code in bioql PyPI...

SUSE CVE-2023-53449

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Fix potential memleak in dasdeckdinit dasdreservereq is allocated before dasdvolinforeq, and it also needs to be freed before the error returns, just like the other cases in this function...