Description
An out-of-bounds memory access flaw was found in the Linux kernel Intel’s iSMT SMBus host controller driver in the way a user triggers the I2C_SMBUS_BLOCK_DATA (with the ioctl I2C_SMBUS) with malicious input data. This flaw allows a local user to crash the system.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Kernel | Linux kernel 5.19-rc8 | — |
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 | 6.1.4-1 | — |
| Debian 13 | linux | 6.1.4-1 | — |
| Debian 12 | linux | 6.1.4-1 | — |
| Debian 11 | linux | 5.10.162-1 | DSA-5324-1 |
| Debian 10 | linux | 4.19.282-1 | DLA-3403-1 |
| Debian 10 | linux-5.10 | 5.10.162-1~deb10u1 | DLA-3349-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux | 5.15.0-47.51 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1019.23 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1019.24 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1017.23 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-gke | 5.15.0-1015.18 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1002.4 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1013.15 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1015.20 | USN-5616-1 |
| Ubuntu 22.04 LTS | linux-kvm | 5.15.0-1017.21 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-lowlatency | 5.15.0-47.53 | USN-5594-1 |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1007.7 | — |
| Ubuntu 22.04 LTS | linux-oem-5.17 | 5.17.0-1013.14 | — |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1017.22 | USN-5599-1 |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1014.16 | USN-5602-1 |
| Ubuntu 22.04 LTS | linux-realtime +1 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv | 5.15.0-1018.21 | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1019.23~20.04.1 | USN-5594-1 |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1019.24~20.04.1 | USN-5594-1 |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1017.23~20.04.2 | USN-5594-1 |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1015.18~20.04.1 | USN-5594-1 |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-48.54~20.04.1 | USN-5623-1 |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1015.20~20.04.2 | — |
| Ubuntu 20.04 LTS | linux-oem-5.14 | 5.14.0-1044.49 | — |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1017.22~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1018.21~20.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +13 | No fix yet | — |
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1020.20 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | kernel-rt +12 | 5.14.0-162.18.1.rt21.181.el9_1 | RHSA-2023:0979 |
| RHEL 9 | perf +29 | 5.14.0-162.18.1.el9_1 | RHSA-2023:0951 |
| RHEL 8 | kernel-rt +12 | 4.18.0-425.13.1.rt7.223.el8_7 | RHSA-2023:0854 |
| RHEL 8 | perf +26 | 4.18.0-425.13.1.el8_7 | RHSA-2023:0832 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Red Hat Rhev Hypervisor 4 | perf +2 | 4.18.0-372.75.1.el8_6 | RHSA-2023:5627 |
| RHEL 8.6 EUS | perf +26 | 4.18.0-372.75.1.el8_6 | RHSA-2023:5627 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | kernel-rt +11 | 5.14.0-162.18.1.rt21.181.el9_1 | ALSA-2023:0979 |
| AlmaLinux 9 | perf +26 | 5.14.0-162.18.1.el9_1 | ALSA-2023:0951 |
| AlmaLinux 8 | kernel-rt +11 | 4.18.0-425.13.1.rt7.223.el8_7 | ALSA-2023:0854 |
| AlmaLinux 8 | perf +23 | 4.18.0-425.13.1.el8_7 | ALSA-2023:0832 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | kernel | 5.14.0-162.18.1.el9_1.cloud | RXSA-2023:0951 |
| Rocky Linux 9 | kernel-rt | 5.14.0-162.18.1.rt21.181.el9_1 | RLSA-2023:0979 |
| Rocky Linux 8 | kernel | 4.18.0-425.13.1.el8_7 | RXSA-2023:0832, RLSA-2023:0832 |
| Rocky Linux 8 | kernel-rt | 4.18.0-425.13.1.rt7.223.el8_7 | RLSA-2023:0854 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP4 | kernel-64kb +4 | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| SLES 15 SP4 | kernel-default-base | 5.14.21-150400.24.21.2.150400.24.7.2 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-docs | 5.14.21-150400.24.21.3 | SUSE-SU-2022:3293-1 |
| SLES 15 SP4 | kernel-syms | 5.14.21-150400.24.21.1 | SUSE-SU-2022:3293-1 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Live Patching 15 SP4 | kernel-default | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4-RT_Update_1 | 1-150400.1.3.1 | SUSE-SU-2022:4617-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_3 | 1-150400.9.3.2 | SUSE-SU-2022:3293-1 |
| SUSE Real Time Module 15 SP4 | kernel-rt +3 | 5.14.21-150400.15.5.1 | SUSE-SU-2022:4617-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.4 | dtb-aarch64 +2 | 5.14.21-150400.24.21.1 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-64kb +6 | 5.14.21-150400.24.21.2 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-azure +2 | 5.14.21-150400.14.13.1 | SUSE-SU-2022:3288-1 |
| openSUSE Leap 15.4 | kernel-default-base | 5.14.21-150400.24.21.2.150400.24.7.2 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-docs | 5.14.21-150400.24.21.3 | SUSE-SU-2022:3293-1 |
| openSUSE Leap 15.4 | kernel-rt +3 | 5.14.21-150400.15.5.1 | SUSE-SU-2022:4617-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | kernel | 5.15.70.1-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | perf +21 | 5.14.0-162.18.1.el9_1 | ELSA-2023-0951 |
| Oracle Linux 8 | perf +19 | 4.18.0-425.13.1.el8_7 | ELSA-2023-0832 |
| Oracle Linux 7 | kernel-uek +5 | 4.1.12-124.72.2.el7uek | ELSA-2023-12206, ELSA-2023-12199, ELSA-2023-12160 |
| Oracle Linux 7 | kernel-uek-container | 4.14.35-2047.523.4.1.el7 | ELSA-2023-12207, ELSA-2023-12200 |
| Oracle Linux 7 | kernel-uek-container-debug | 5.4.17-2136.317.5.3.el8 | ELSA-2023-12207 |
| Oracle Linux 7 | perf +5 | 4.14.35-2047.523.4.1.el7uek | ELSA-2023-12206, ELSA-2023-12199 |
Advisories 34
- ALSA-2023:0951 Important: kernel security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:0979 Important: kernel-rt security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:0854 Important: kernel-rt security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:0832 Important: kernel security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- RHSA-2023:5627 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- USN-5594-1 linux, linux-aws, linux-aws-5.15, linux-azure, linux-azure-5.15, linux-gcp, linux-gcp-5.15, linux-gke, linux-gke-5.15, linux-gkeop, linux-ibm, linux-kvm, linux-lowlatency vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5599-1 linux-oracle vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5602-1 linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5616-1 linux-intel-iotg vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- USN-5623-1 linux-hwe-5.15, linux-lowlatency-hwe-5.15 vulnerabilities Ubuntu Security Notices (USN) · Sep 14, 2026
- RHSA-2023:0951 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2023:0979 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Aug 26, 2026
- RHSA-2023:0832 Red Hat Security Advisory: kernel security and bug fix update Red Hat Security Advisories (RHSA) · Aug 6, 2026
- RHSA-2023:0854 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Jun 29, 2026
- DSA-5324-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3349-1 linux-5.10 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- DLA-3403-1 linux - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RXSA-2023:0951 Important: kernel security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2023:0979 Important: kernel-rt security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- RXSA-2023:0832 Important: kernel security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2023:0832 Important: kernel security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- RLSA-2023:0854 Important: kernel-rt security and bug fix update Rocky Linux Security Advisories · Feb 5, 2026
- SUSE-SU-2022:3293-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:4617-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2022:3288-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- WID-SEC-2024-0064 Juniper Produkte: Mehrere Schwachstellen BSI CERT-Bund (WID) · Apr 10, 2025
- WID-SEC-2022-1074 Linux Kernel: Schwachstelle ermöglicht Denial of Service BSI CERT-Bund (WID) · Oct 10, 2023
- ELSA-2023-12206 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 21, 2023
- ELSA-2023-12207 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 21, 2023
- ELSA-2023-12200 Important: Unbreakable Enterprise kernel-container security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 17, 2023
- ELSA-2023-12199 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 17, 2023
- ELSA-2023-12160 Important: Unbreakable Enterprise kernel security update (Oracle Linux 7) Oracle Linux Security Advisories (ELSA) · Mar 7, 2023
- ELSA-2023-0951 Important: kernel security and bug fix update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Mar 1, 2023
- ELSA-2023-0832 Important: kernel security and bug fix update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Feb 22, 2023
References
- https://lore.kernel.org/lkml/20220729093451.551672-1-zheyuma97%40gmail.com/T/
- https://security.netapp.com/advisory/ntap-20230120-0001/
- DSA-5324 vendor-advisory
- [debian-lts-announce] 20230302 [SECURITY] [DLA 3349-1] linux-5.10 security update mailing-list
- [debian-lts-announce] 20230503 [SECURITY] [DLA 3403-1] linux security update mailing-list