Description
Integer Overflow or Wraparound vulnerability in io_uring of Linux Kernel allows local attacker to cause memory corruption and escalate privileges to root. This issue affects: Linux Kernel versions prior to 5.4.189; version 5.4.24 and later versions.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Kernel | unspecified – < 5.4.189, 5.4.24 – < unspecified | 5.4.189 |
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.
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 | 5.4.0-113.127 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-aws +1 | 5.4.0-1075.80 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1080.83 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-azure-fde | 5.4.0-1080.83+cvm1.1 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1036.39 | USN-5442-2 |
| Ubuntu 20.04 LTS | linux-gke | 5.4.0-1072.77 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1043.44 | USN-5442-2 |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1023.25 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-iot | 5.4.0-1004.6 | — |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1065.68 | USN-5442-1 |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1073.79 | USN-5442-2 |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1062.70 | USN-5442-2 |
| Ubuntu 20.04 LTS | linux-riscv +16 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 +1 | 5.4.0-1075.80~18.04.1 | USN-5442-2, USN-5442-1 |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1080.83~18.04.2 | USN-5442-1 |
| Ubuntu 18.04 LTS | linux-gcp +11 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gke-5.4 | 5.4.0-1072.77~18.04.1 | USN-5442-1 |
| Ubuntu 18.04 LTS | linux-gkeop-5.4 | 5.4.0-1043.44~18.04.1 | USN-5442-2 |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-113.127~18.04.1 | USN-5442-1 |
| Ubuntu 18.04 LTS | linux-ibm-5.4 | 5.4.0-1023.25~18.04.1 | USN-5442-2 |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1073.79~18.04.1 | USN-5442-2 |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1062.70~18.04.1 | USN-5442-2 |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 7 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 | 5.4.0-1078.84+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-azure-fips | 5.4.0-1080.83+fips1 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-fips | 5.4.0-1051.57 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1075.80+fips1 | — |
| Ubuntu Pro 22.04 LTS | linux +1 | 5.15.0-37.39 | LSN-0086-1 |
| Ubuntu Pro 22.04 LTS | linux-gcp | 5.15.0-1008.12 | LSN-0086-1 |
| Ubuntu Pro 22.04 LTS | linux-gke | 5.15.0-1008.10 | LSN-0086-1 |
| Ubuntu Pro 22.04 LTS | linux-ibm | 5.15.0-1007.8 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux | 5.4.0-117.132 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux-aws +1 | 5.4.0-1078.84 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux-azure | 5.4.0-1083.87 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux-gke | 5.4.0-1074.79 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux-gkeop | 5.4.0-1046.48 | LSN-0086-1 |
| Ubuntu Pro 20.04 LTS | linux-ibm | 5.4.0-1026.29 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux | 4.15.0-180.189 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-aws | 4.15.0-1130.139 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-aws-5.4 +1 | 5.4.0-1078.84~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-azure-4.15 | 4.15.0-1139.152 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-azure-5.4 | 5.4.0-1083.87~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-gcp-4.15 | 4.15.0-1124.138 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-gke-5.4 | 5.4.0-1074.79~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-gkeop-5.4 | 5.4.0-1046.48~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-hwe-5.4 | 5.4.0-117.132~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-ibm-5.4 | 5.4.0-1028.32~18.04.1 | LSN-0086-1 |
| Ubuntu Pro 18.04 LTS | linux-oem +1 | No fix yet | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux | 4.4.0-227.261 | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux-aws | 4.4.0-1143.158 | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux-aws-hwe | 4.15.0-1130.139~16.04.1 | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux-azure | 4.15.0-1139.152~16.04.1 | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux-gcp | 4.15.0-1124.138~16.04.1 | LSN-0086-1 |
| Ubuntu Pro 16.04 LTS | linux-hwe | 4.15.0-180.189~16.04.1 | LSN-0086-1 |
| Ubuntu Pro 14.04 LTS | linux-lts-xenial | 4.4.0-227.261~14.04.1 | LSN-0086-1 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| SLES 15 SP3 | kernel-azure +2 | 5.3.18-150300.38.75.1 | SUSE-SU-2022:2741-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.90.1.150300.18.52.1 | SUSE-SU-2022:2875-1 |
| SLES 15 SP2 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SLES 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
Show 11 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP2 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SLES for SAP 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SLE Micro 5.2 | kernel-default | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| SLE Micro 5.2 | kernel-default-base | 5.3.18-150300.59.90.1.150300.18.52.1 | SUSE-SU-2022:2875-1 |
| SLE Micro 5.2 | kernel-rt | 5.3.18-150300.99.1 | SUSE-SU-2022:2892-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.90.1.150300.18.52.1 | SUSE-SU-2022:2875-1 |
| SLE Micro 5.1 | kernel-rt | 5.3.18-150300.99.1 | SUSE-SU-2022:2892-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_0 | 19-150200.3.2 | SUSE-SU-2022:2239-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_1 +2 | 17-150300.2.2 | SUSE-SU-2022:2262-1, SUSE-SU-2022:2239-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_10 +1 | 11-150300.2.2 | SUSE-SU-2022:2245-1, SUSE-SU-2022:2239-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_12 +1 | 10-150300.2.2 | SUSE-SU-2022:2239-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_14 | 9-150300.2.2 | SUSE-SU-2022:2216-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_15 | 8-150300.2.2 | SUSE-SU-2022:2245-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_16 | 7-150300.2.2 | SUSE-SU-2022:2216-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_17 | 4-150300.2.2 | SUSE-SU-2022:2262-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_18 | 3-150300.2.2 | SUSE-SU-2022:2216-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_19 +1 | 2-150300.2.2 | SUSE-SU-2022:2516-1, SUSE-SU-2022:2214-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_22 | 2-150300.2.1 | SUSE-SU-2022:2761-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_23 | 1-150300.7.3.1 | SUSE-SU-2022:3080-1, SUSE-SU-2022:2875-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_4 | 16-150300.2.2 | SUSE-SU-2022:2262-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_5 | 15-150300.2.2 | SUSE-SU-2022:2262-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_6 +1 | 13-150300.2.2 | SUSE-SU-2022:2245-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_9 | 12-150300.2.2 | SUSE-SU-2022:2239-1 |
| SLE Live Patching 15 SP2 | kernel-default | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_15 +1 | 17-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_17 | 16-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_18 | 15-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_19 +1 | 13-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_21 | 12-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_22 | 11-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_23 | 10-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_24 | 9-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_25 | 8-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_26 | 4-150200.2.2 | SUSE-SU-2022:2230-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_27 | 2-150200.2.2 | SUSE-SU-2022:2237-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_29 | 1-150200.5.5.1 | SUSE-SU-2022:3088-1, SUSE-SU-2022:2809-1 |
| SLE HPC 15 SP2 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SLE HPC 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SUSE Real Time Module 15 SP3 | kernel-rt +3 | 5.3.18-150300.99.1 | SUSE-SU-2022:2892-1 |
| SUSE Manager Server 4.1 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SUSE Manager Server 4.1 | kernel-docs +5 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SUSE Manager Retail Branch Server 4.1 | kernel-docs +4 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SUSE Manager Proxy 4.1 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SUSE Manager Proxy 4.1 | kernel-docs +4 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
| SUSE Enterprise Storage 7 | kernel-default-base | 5.3.18-150200.24.126.1.150200.9.59.2 | SUSE-SU-2022:2809-1 |
| SUSE Enterprise Storage 7 | kernel-docs +5 | 5.3.18-150200.24.126.1 | SUSE-SU-2022:2809-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | dtb-aarch64 | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| openSUSE Leap 15.3 | dtb-aarch64 +11 | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-1 |
| openSUSE Leap 15.3 | kernel-azure +2 | 5.3.18-150300.38.75.1 | SUSE-SU-2022:2741-1 |
| openSUSE Leap 15.3 | kernel-default-base | 5.3.18-150300.59.90.1.150300.18.52.1 | SUSE-SU-2022:2875-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.2 | kernel-default | 5.3.18-150300.59.90.1 | SUSE-SU-2022:2875-2 |
| openSUSE Leap Micro 5.2 | kernel-default-base | 5.3.18-150300.59.90.1.150300.18.52.1 | SUSE-SU-2022:2875-2 |
| openSUSE Leap Micro 5.2 | kernel-rt | 5.3.18-150300.99.1 | SUSE-SU-2022:2892-2 |
Advisories 21
- USN-5442-2 linux-bluefield, linux-gcp-5.4, linux-gkeop, linux-gkeop-5.4, linux-ibm-5.4, linux-oracle, linux-oracle-5.4, linux-raspi, linux-raspi-5.4 vulnerabilities Ubuntu Security Notices (USN) · Sep 10, 2026
- USN-5442-1 linux, linux-aws, linux-aws-5.4, linux-azure, linux-azure-5.4, linux-azure-fde, linux-gcp, linux-gke, linux-gke-5.4, linux-hwe-5.4, linux-ibm, linux-kvm vulnerabilities Ubuntu Security Notices (USN) · Sep 10, 2026
- LSN-0086-1 Kernel Live Patch Security Notice Ubuntu Security Notices (USN) · Jun 3, 2026
- SUSE-SU-2022:2875-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2216-1 Security update for the Linux Kernel (Live Patch 18 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2741-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2809-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2262-1 Security update for the Linux Kernel (Live Patch 17 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2237-1 Security update for the Linux Kernel (Live Patch 27 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2761-1 Security update for the Linux Kernel (Live Patch 22 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2230-1 Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2245-1 Security update for the Linux Kernel (Live Patch 15 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3088-1 Security update for the Linux Kernel (Live Patch 29 for SLE 15 SP2) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2892-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2214-1 Security update for the Linux Kernel (Live Patch 19 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2875-2 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2892-2 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3080-1 Security update for the Linux Kernel (Live Patch 23 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2239-1 Security update for the Linux Kernel (Live Patch 1 for SLE 15 SP3) SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:2516-1 Security update for the Linux Kernel (Live Patch 20 for SLE 15 SP3) SUSE / openSUSE Security Updates · May 2, 2025
- WID-SEC-2022-2234 Android Patchday Dezember 2022 BSI CERT-Bund (WID) · Apr 10, 2023
References
- https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/fs/io_uring.c?h=v5.4.189&id=1a623d361ffe5cecd4244a02f449528416360038
- https://kernel.dance/#1a623d361ffe5cecd4244a02f449528416360038
- http://packetstormsecurity.com/files/167386/Kernel-Live-Patch-Security-Notice-LSN-0086-1.html
- https://security.netapp.com/advisory/ntap-20220629-0004/