Description
In __efi_rt_asm_wrapper of efi-rt-wrapper.S, there is a possible bypass of shadow stack protection due to a logic error in the code. This could lead to local escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-260821414References: Upstream kernel
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| — | Android | Android kernel | — |
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 | 6.1.8-1 | — |
| Debian 13 | linux | 6.1.8-1 | — |
| Debian 12 | linux | 6.1.8-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Nvidia-BlueField 22.04 LTS | linux-bluefield | 5.15.0-1015.17 | — |
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux +1 | 5.15.0-70.77 | — |
| Ubuntu 22.04 LTS | linux-aws | 5.15.0-1034.38 | — |
| Ubuntu 22.04 LTS | linux-azure | 5.15.0-1036.43 | — |
| Ubuntu 22.04 LTS | linux-azure-5.19 | 5.19.0-1026.29~22.04.1 | USN-6079-1 |
| Ubuntu 22.04 LTS | linux-azure-fde | 5.15.0-1036.43.1 | — |
| Ubuntu 22.04 LTS | linux-gcp | 5.15.0-1032.40 | — |
| Ubuntu 22.04 LTS | linux-gke +1 | 5.15.0-1031.36 | — |
| Ubuntu 22.04 LTS | linux-gkeop | 5.15.0-1018.23 | — |
| Ubuntu 22.04 LTS | linux-hwe-5.19 | 5.19.0-42.43~22.04.1 | USN-6096-1 |
| Ubuntu 22.04 LTS | linux-ibm | 5.15.0-1028.31 | — |
| Ubuntu 22.04 LTS | linux-intel-iotg | 5.15.0-1028.33 | — |
| Ubuntu 22.04 LTS | linux-lowlatency-hwe-5.19 | 5.19.0-1024.25~22.04.1 | — |
| Ubuntu 22.04 LTS | linux-nvidia | 5.15.0-1023.23 | — |
| Ubuntu 22.04 LTS | linux-oem-6.1 | 6.1.0-1008.8 | — |
| Ubuntu 22.04 LTS | linux-oracle | 5.15.0-1033.39 | — |
| Ubuntu 22.04 LTS | linux-raspi | 5.15.0-1027.29 | — |
| Ubuntu 22.04 LTS | linux-riscv +3 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-aws-5.15 | 5.15.0-1034.38~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-azure-5.15 | 5.15.0-1036.43~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-azure-fde-5.15 | 5.15.0-1036.43~20.04.1.1 | — |
| Ubuntu 20.04 LTS | linux-gcp-5.15 | 5.15.0-1032.40~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-gke-5.15 | 5.15.0-1031.36~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-gkeop-5.15 | 5.15.0-1018.23~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-hwe-5.15 +1 | 5.15.0-70.77~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-intel-iotg-5.15 | 5.15.0-1030.35~20.04.1 | USN-6134-1 |
| Ubuntu 20.04 LTS | linux-oracle-5.15 | 5.15.0-1033.39~20.04.1 | — |
| Ubuntu 20.04 LTS | linux-riscv +23 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-riscv-5.15 | 5.15.0-1031.35~20.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +13 | No fix yet | — |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 16.04 LTS | linux-hwe-edge | No fix yet | — |
| Ubuntu Pro Realtime 22.04 LTS | linux-intel-iot-realtime | 5.15.0-1024.29 | — |
| Ubuntu Pro Realtime 22.04 LTS | linux-realtime | 5.15.0-1036.39 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | bpftool | 7.0.0-284.30.1.el9_2 | RHSA-2023:5069 |
| RHEL 9 | kernel-rt +14 | 5.14.0-284.30.1.rt14.315.el9_2 | RHSA-2023:5091 |
| RHEL 9 | perf +48 | 5.14.0-284.30.1.el9_2 | RHSA-2023:5069 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 9 | bpftool | 7.0.0-284.30.1.el9_2 | ALSA-2023:5069 |
| AlmaLinux 9 | kernel-rt +13 | 5.14.0-284.30.1.rt14.315.el9_2 | ALSA-2023:5091 |
| AlmaLinux 9 | perf +43 | 5.14.0-284.30.1.el9_2 | ALSA-2023:5069 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 9 | kernel-rt | 5.14.0-284.30.1.rt14.315.el9_2 | RLSA-2023:5091 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP5 | kernel-64kb +6 | 5.14.21-150500.55.7.1 | SUSE-SU-2023:2871-1 |
| SLES 15 SP5 | kernel-azure +2 | 5.14.21-150500.33.3.1 | SUSE-SU-2023:2646-1 |
| SLES 15 SP5 | kernel-default-base | 5.14.21-150500.55.7.1.150500.6.2.5 | SUSE-SU-2023:2871-1 |
| SLES 15 SP4 | kernel-64kb +6 | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| SLES 15 SP4 | kernel-azure +2 | 5.14.21-150400.14.55.1 | SUSE-SU-2023:2831-1 |
| SLES 15 SP4 | kernel-default-base | 5.14.21-150400.24.69.1.150400.24.31.1 | SUSE-SU-2023:2820-1 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 5.4 | kernel-default | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| SLE Micro 5.4 | kernel-default-base | 5.14.21-150400.24.69.1.150400.24.31.1 | SUSE-SU-2023:2820-1 |
| SLE Micro 5.4 | kernel-rt | 5.14.21-150400.15.37.2 | SUSE-SU-2023:2782-1 |
| SLE Micro 5.3 | kernel-default | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| SLE Micro 5.3 | kernel-default-base | 5.14.21-150400.24.69.1.150400.24.31.1 | SUSE-SU-2023:2820-1 |
| SLE Micro 5.3 | kernel-rt | 5.14.21-150400.15.37.2 | SUSE-SU-2023:2782-1 |
| SLE Live Patching 15 SP5 | kernel-default | 5.14.21-150500.55.7.1 | SUSE-SU-2023:2871-1 |
| SLE Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5-RT_Update_1 | 1-150500.11.5.1 | SUSE-SU-2023:2809-1 |
| SLE Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5_Update_1 | 1-150500.11.7.1 | SUSE-SU-2023:2871-1 |
| SLE Live Patching 15 SP4 | kernel-default | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4-RT_Update_8 | 1-150400.1.9.2 | SUSE-SU-2023:2782-1 |
| SLE Live Patching 15 SP4 | kernel-livepatch-SLE15-SP4_Update_14 | 1-150400.9.3.1 | SUSE-SU-2023:2820-1 |
| SUSE Real Time Module 15 SP5 | kernel-rt +3 | 5.14.21-150500.13.5.1 | SUSE-SU-2023:2809-1 |
| SUSE Real Time Module 15 SP4 | kernel-rt +1 | 5.14.21-150400.15.37.2 | SUSE-SU-2023:2782-1 |
| SUSE Real Time Module 15 SP4 | kernel-syms-rt +1 | 5.14.21-150400.15.37.1 | SUSE-SU-2023:2782-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.5 | dtb-aarch64 +10 | 5.14.21-150500.55.7.1 | SUSE-SU-2023:2871-1 |
| openSUSE Leap 15.5 | kernel-azure +2 | 5.14.21-150500.33.3.1 | SUSE-SU-2023:2646-1 |
| openSUSE Leap 15.5 | kernel-default-base | 5.14.21-150500.55.7.1.150500.6.2.5 | SUSE-SU-2023:2871-1 |
| openSUSE Leap 15.5 | kernel-rt +3 | 5.14.21-150500.13.5.1 | SUSE-SU-2023:2809-1 |
| openSUSE Leap 15.4 | dtb-aarch64 +10 | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| openSUSE Leap 15.4 | kernel-azure +2 | 5.14.21-150400.14.55.1 | SUSE-SU-2023:2831-1 |
| openSUSE Leap 15.4 | kernel-default-base | 5.14.21-150400.24.69.1.150400.24.31.1 | SUSE-SU-2023:2820-1 |
| openSUSE Leap 15.4 | kernel-rt +1 | 5.14.21-150400.15.37.2 | SUSE-SU-2023:2782-1 |
| openSUSE Leap 15.4 | kernel-syms-rt +1 | 5.14.21-150400.15.37.1 | SUSE-SU-2023:2782-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.3 | kernel-default | 5.14.21-150400.24.69.1 | SUSE-SU-2023:2820-1 |
| openSUSE Leap Micro 5.3 | kernel-default-base | 5.14.21-150400.24.69.1.150400.24.31.1 | SUSE-SU-2023:2820-1 |
| openSUSE Leap Micro 5.3 | kernel-rt | 5.14.21-150400.15.37.2 | SUSE-SU-2023:2782-1 |
Azure Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Azure Linux 2 (CBL-Mariner) | hyperv-daemons | 5.15.118.1-1 | — |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | bpftool | 7.0.0-284.30.0.1.el9_2 | ELSA-2023-5069 |
| Oracle Linux 9 | perf +25 | 5.14.0-284.30.0.1.el9_2 | ELSA-2023-5069 |
Advisories 18
- ALSA-2023:5069 Important: kernel security, bug fix, and enhancement update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2023:5091 Important: kernel-rt security and bug fix update AlmaLinux Security Advisories · Oct 29, 2026
- USN-6134-1 linux-intel-iotg-5.15 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6079-1 linux, linux-aws, linux-azure, linux-azure-5.19, linux-kvm, linux-lowlatency, linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- USN-6096-1 linux-gcp, linux-hwe-5.19 vulnerabilities Ubuntu Security Notices (USN) · Oct 23, 2026
- RHSA-2023:5069 Red Hat Security Advisory: kernel security, bug fix, and enhancement update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2023:5091 Red Hat Security Advisory: kernel-rt security and bug fix update Red Hat Security Advisories (RHSA) · Oct 15, 2026
- SUSE-SU-2023:2646-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2831-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2871-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2820-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2782-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2023:2809-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- RLSA-2023:5091 Important: kernel-rt security and bug fix update Rocky Linux Security Advisories · Oct 9, 2025
- WID-SEC-2023-2902 IBM Security Guardium: Mehrere Schwachstellen BSI CERT-Bund (WID) · Nov 14, 2023
- WID-SEC-2023-1101 Google Android Patchday Mai 2023 BSI CERT-Bund (WID) · Sep 17, 2023
- ELSA-2023-5069 Important: kernel security, bug fix, and enhancement update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Sep 15, 2023
- WID-SEC-2023-1371 Samsung Android: Mehrere Schwachstellen BSI CERT-Bund (WID) · Jun 5, 2023