Description
A vulnerability was found in kvm_s390_guest_sida_op in the arch/s390/kvm/kvm-s390.c function in KVM for s390 in the Linux kernel. This flaw allows a local attacker with a normal user privilege to obtain unauthorized memory write access. This flaw affects Linux kernel versions prior to 5.17-rc4.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | kernel | Linux kernel versions prior to 5.17-rc4 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 14 | linux | 5.16.10-1 | — |
| Debian 13 | linux | 5.16.10-1 | — |
| Debian 12 | linux | 5.16.10-1 | — |
| Debian 11 | linux | 5.10.92-2 | DSA-5092-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux-realtime +1 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-105.119 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1069.73 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-aws-5.13 | 5.13.0-1019.21~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1073.76 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-azure-5.13 | 5.13.0-1021.24~20.04.1 | USN-5368-1 |
| Ubuntu 20.04 LTS | linux-azure-fde | 5.4.0-1073.76+cvm1.1 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1068.72 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.13 | 5.13.0-1021.25~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-gke | 5.4.0-1066.69 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1037.38 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.13 | 5.13.0-37.42~20.04.1 | USN-5337-1 |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1018.20 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-intel-5.13 | 5.13.0-1010.10 | USN-5362-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1008.11~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1059.62 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1027.30 | — |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1067.72 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-oracle-5.13 | 5.13.0-1025.30~20.04.1 | USN-5368-1 |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1056.63 | USN-5338-1 |
| Ubuntu 20.04 LTS | linux-riscv +16 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 | 5.4.0-1069.73~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1073.76~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gcp +11 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-5.4 | 5.4.0-1068.72~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gke-5.4 | 5.4.0-1066.69~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-gkeop-5.4 | 5.4.0-1037.38~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-105.119~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-ibm-5.4 | 5.4.0-1018.20~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1067.72~18.04.1 | USN-5338-1 |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1056.63~18.04.1 | USN-5338-1 |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro FIPS 20.04 LTS | linux-fips +3 | No fix yet | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-aws-fips | 5.4.0-1069.73+fips2 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-azure-fips | 5.4.0-1073.76+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1046.52 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1067.71~20.04.1 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8 | perf +26 | 4.18.0-348.20.1.el8_5 | RHSA-2022:0825 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 8.4 EUS | perf +26 | 4.18.0-305.40.1.el8_4 | RHSA-2022:0777 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | kernel-tools-libs-devel | 4.18.0-348.20.1.el8_5 | ALSA-2022:0825 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | kernel | 4.18.0-348.20.1.el8_5 | RLSA-2022:0825 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLES 15 SP3 | kernel-azure +2 | 5.3.18-150300.38.47.1 | SUSE-SU-2022:0755-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | SUSE-SU-2022:0760-1 |
| SLES 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLES 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
Show 13 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLES for SAP 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Real Time 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE Real Time 15 SP2 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | SUSE-SU-2022:0760-1 |
| SLE Micro 5.1 | kernel-rt | 5.3.18-150300.82.1 | SUSE-SU-2022:1038-1 |
| SLE Micro 5.0 | kernel-default | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Micro 5.0 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE Micro 5.0 | kernel-rt | 5.3.18-150200.79.2 | SUSE-SU-2022:1257-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.54.1 | SUSE-SU-2022:0760-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_0 | 12-3.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_1 +2 | 10-150300.2.1 | SUSE-SU-2022:0660-1, SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_10 +1 | 4-150300.2.1 | SUSE-SU-2022:0660-1, SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_12 +1 | 3-150300.2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_14 | 2-150300.2.1 | SUSE-SU-2022:0615-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_15 | 1-150300.7.5.1 | SUSE-SU-2022:0760-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_4 | 9-150300.2.1 | SUSE-SU-2022:0660-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_5 | 8-150300.2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_6 +1 | 6-150300.2.1 | SUSE-SU-2022:0660-1, SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_9 | 5-150300.2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-default | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_11 | 15-2.2 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_12 +1 | 12-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_14 +2 | 10-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_17 | 9-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_18 | 8-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_19 +1 | 6-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_21 | 5-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_22 | 4-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_23 | 3-2.1 | SUSE-SU-2022:0619-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_24 | 2-2.1 | SUSE-SU-2022:0615-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_25 | 1-5.5.1 | SUSE-SU-2022:0759-1 |
| SLE HPC 15 SP2 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SLE HPC 15 SP2 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Real Time Module 15 SP3 | kernel-rt +3 | 5.3.18-150300.82.1 | SUSE-SU-2022:1038-1 |
| SUSE Real Time Module 15 SP2 | kernel-rt +2 | 5.3.18-150200.79.2 | SUSE-SU-2022:1257-1 |
| SUSE Real Time Module 15 SP2 | kernel-syms-rt | 5.3.18-150200.79.1 | SUSE-SU-2022:1257-1 |
| SUSE Manager Server 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Server 4.1 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Manager Proxy 4.1 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Manager Proxy 4.1 | kernel-docs +4 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
| SUSE Enterprise Storage 7 | kernel-default-base | 5.3.18-24.107.1.9.50.2 | SUSE-SU-2022:0759-1 |
| SUSE Enterprise Storage 7 | kernel-docs +5 | 5.3.18-24.107.1 | SUSE-SU-2022:0759-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.3 | dtb-aarch64 +11 | 5.3.18-150300.59.54.1 | openSUSE-SU-2022:0760-1 |
| openSUSE Leap 15.3 | kernel-azure +2 | 5.3.18-150300.38.47.1 | openSUSE-SU-2022:0755-1 |
| openSUSE Leap 15.3 | kernel-default-base | 5.3.18-150300.59.54.1.150300.18.35.3 | openSUSE-SU-2022:0760-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.32.1-2 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 8 | perf +19 | 4.18.0-348.20.1.el8_5 | ELSA-2022-0825 |
Advisories 21
- ALSA-2022:0825 Important: kernel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- USN-5338-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gcp-5.4, linux-gke, lnux-gke-5.4, linux-gkeop, linux-gkeop-5.4, linux-hwe-5.4, linux-ibm, linux-ibm-5.4, linux-kvm, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5362-1 linux-intel-5.13 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5368-1 linux-azure-5.13, linux-oracle-5.13 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5337-1 linux, linux-aws, linux-aws-5.13, linux-gcp, linux-gcp-5.13, linux-hwe-5.13, linux-kvm, linux-oracle, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- RHSA-2022:0825 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2022:0777 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- DSA-5092-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2022:0825 Important: kernel security, bug fix, and enhancement update Rocky Linux Security Advisories · Feb 4, 2026
- SUSE-SU-2022:1257-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2022:0755-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0760-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:1038-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- openSUSE-SU-2022:0760-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0759-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0755-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0660-1 Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0619-1 Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:0615-1 Security update for the Linux Kernel (Live Patch 14 for SLE 15 SP3) SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2022-0061 Linux Kernel: Mehrere Schwachstellen BSI CERT-Bund (WID) · Mar 25, 2024
- ELSA-2022-0825 Important: kernel security, bug fix, and enhancement update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Mar 11, 2022