Description
In the Linux kernel, the following vulnerability has been resolved:
firmware: cs_dsp: Fix overflow checking of wmfw header
Fix the checking that firmware file buffer is large enough for the
wmfw header, to prevent overrunning the buffer.
The original code tested that the firmware data buffer contained
enough bytes for the sums of the size of the structs
wmfw_header + wmfw_adsp1_sizes + wmfw_footer
But wmfw_adsp1_sizes is only used on ADSP1 firmware. For ADSP2 and
Halo Core the equivalent struct is wmfw_adsp2_sizes, which is
4 bytes longer. So the length check didn't guarantee that there
are enough bytes in the firmware buffer for a header with
wmfw_adsp2_sizes.
This patch splits the length check into three separate parts. Each
of the wmfw_header, wmfw_adsp?_sizes and wmfw_footer are checked
separately before they are used.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Linux | 5.16 | 6.1.100 |
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 | 6.9.10-1 | — |
| Debian 13 | linux | 6.9.10-1 | — |
| Debian 12 | linux | 6.1.106-1 | — |
| Debian 11 | linux-6.1 | 6.1.119-1~deb11u1 | DLA-4008-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux | 6.8.0-48.48 | USN-7089-1 |
| Ubuntu 24.04 LTS | linux-aws | 6.8.0-1018.20 | USN-7089-3 |
| Ubuntu 24.04 LTS | linux-azure | 6.8.0-1017.20 | USN-7089-2 |
| Ubuntu 24.04 LTS | linux-gcp +1 | 6.8.0-1017.19 | USN-7095-1, USN-7089-2 |
| Ubuntu 24.04 LTS | linux-gke | 6.8.0-1013.17 | USN-7089-6 |
| Ubuntu 24.04 LTS | linux-gkeop | 6.8.0-1002.4 | USN-7156-1 |
| Ubuntu 24.04 LTS | linux-ibm | 6.8.0-1015.15 | USN-7089-2 |
| Ubuntu 24.04 LTS | linux-lowlatency | 6.8.0-48.48.3 | USN-7089-7 |
| Ubuntu 24.04 LTS | linux-nvidia-lowlatency | 6.8.0-1017.19.1 | USN-7095-1 |
| Ubuntu 24.04 LTS | linux-oem-6.8 | 6.8.0-1016.16 | USN-7089-4 |
| Ubuntu 24.04 LTS | linux-oracle | 6.8.0-1015.16 | USN-7089-3 |
| Ubuntu 24.04 LTS | linux-raspi | 6.8.0-1014.16 | USN-7089-5 |
| Ubuntu 24.04 LTS | linux-riscv | 6.8.0-48.48.1 | — |
| Ubuntu 22.04 LTS | linux-aws-6.8 | 6.8.0-1018.19~22.04.1 | USN-7089-3 |
| Ubuntu 22.04 LTS | linux-azure-6.8 | 6.8.0-1017.20~22.04.1 | USN-7090-1 |
| Ubuntu 22.04 LTS | linux-gcp-6.8 +1 | 6.8.0-1017.19~22.04.1 | USN-7095-1, USN-7089-1 |
| Ubuntu 22.04 LTS | linux-hwe-6.8 | 6.8.0-48.48~22.04.1 | USN-7089-1 |
| Ubuntu 22.04 LTS | linux-lowlatency-hwe-6.8 | 6.8.0-48.48.3~22.04.1 | USN-7089-7 |
| Ubuntu 22.04 LTS | linux-oracle-6.8 | 6.8.0-1015.15~22.04.1 | USN-7089-3 |
| Ubuntu 22.04 LTS | linux-riscv +32 | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv-6.8 | 6.8.0-48.48.1~22.04.2 | — |
| Ubuntu 20.04 LTS | linux-gke +26 | No fix yet | — |
| 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 24.04 LTS | linux-raspi-realtime | 6.8.0-2013.14 | — |
| Ubuntu Pro Realtime 24.04 LTS | linux-realtime | 6.8.1-1011.11 | — |
Red Hat
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9 | bpftool | 7.4.0-503.11.1.el9_5 | RHSA-2024:9315 |
| RHEL 9 | rv +67 | 5.14.0-503.11.1.el9_5 | RHSA-2024:9315 |
| RHEL 8 | kernel-rt +12 | 4.18.0-553.22.1.rt7.363.el8_10 | RHSA-2024:7001 |
| RHEL 8 | perf +26 | 4.18.0-553.22.1.el8_10 | RHSA-2024:7000 |
Show 2 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| RHEL 9.4 EUS | bpftool | 7.3.0-427.79.1.el9_4 | RHSA-2025:11810 |
| RHEL 9.4 EUS | rv +64 | 5.14.0-427.79.1.el9_4 | RHSA-2025:11810 |
| RHEL 9.2 EUS | bpftool | 7.0.0-284.92.1.el9_2 | RHSA-2024:9497 |
| RHEL 9.2 EUS | kernel-rt +14 | 5.14.0-284.92.1.rt14.377.el9_2 | RHSA-2024:9498 |
| RHEL 9.2 EUS | perf +47 | 5.14.0-284.92.1.el9_2 | RHSA-2024:9497 |
AlmaLinux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| AlmaLinux 8 | kernel-rt +11 | 4.18.0-553.22.1.rt7.363.el8_10 | ALSA-2024:7001 |
| AlmaLinux 8 | perf +24 | 4.18.0-553.22.1.el8_10 | ALSA-2024:7000 |
Rocky Linux
Errata ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Rocky Linux 8 | kernel | 4.18.0-553.22.1.el8_10 | RLSA-2024:7000 |
| Rocky Linux 8 | kernel-rt | 4.18.0-553.22.1.rt7.363.el8_10 | RLSA-2024:7001 |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP6 | kernel-64kb +6 | 6.4.0-150600.23.22.1 | SUSE-SU-2024:3383-1 |
| SLES 15 SP6 | kernel-azure +2 | 6.4.0-150600.8.11.1 | SUSE-SU-2024:3194-1 |
| SLES 15 SP6 | kernel-default-base | 6.4.0-150600.23.22.1.150600.12.8.3 | SUSE-SU-2024:3383-1 |
| SLES 15 SP5 | kernel-64kb +4 | 5.14.21-150500.55.80.2 | SUSE-SU-2024:3483-1 |
| SLES 15 SP5 | kernel-azure +2 | 5.14.21-150500.33.66.1 | SUSE-SU-2024:3190-1 |
| SLES 15 SP5 | kernel-default-base | 5.14.21-150500.55.80.2.150500.6.35.6 | SUSE-SU-2024:3483-1 |
| SLES 15 SP5 | kernel-syms +1 | 5.14.21-150500.55.80.1 | SUSE-SU-2024:3483-1 |
Show 6 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLE Micro 6.0 | kernel-default-base | 6.4.0-17.1.1.51 | SUSE-SU-2025:20044-1 |
| SLE Micro 6.0 | kernel-livepatch-MICRO-6-0_Update_2 +1 | 1-1.1 | SUSE-SU-2025:20047-1, SUSE-SU-2025:20044-1 |
| SLE Micro 6.0 | kernel-rt +1 | 6.4.0-10.1 | SUSE-SU-2025:20047-1 |
| SLE Micro 6.0 | kernel-source +2 | 6.4.0-19.1 | SUSE-SU-2025:20044-1 |
| SLE Micro 5.5 | kernel-default | 5.14.21-150500.55.80.2 | SUSE-SU-2024:3483-1 |
| SLE Micro 5.5 | kernel-default-base | 5.14.21-150500.55.80.2.150500.6.35.6 | SUSE-SU-2024:3483-1 |
| SLE Micro 5.5 | kernel-rt +1 | 5.14.21-150500.13.67.3 | SUSE-SU-2024:3209-1 |
| SLE Live Patching 15 SP6 | kernel-default | 6.4.0-150600.23.22.1 | SUSE-SU-2024:3383-1 |
| SLE Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6-RT_Update_2 | 1-150600.1.3.2 | SUSE-SU-2024:3195-1 |
| SLE Live Patching 15 SP6 | kernel-livepatch-SLE15-SP6_Update_4 | 1-150600.13.3.3 | SUSE-SU-2024:3383-1 |
| SLE Live Patching 15 SP5 | kernel-default | 5.14.21-150500.55.80.2 | SUSE-SU-2024:3483-1 |
| SLE Live Patching 15 SP5 | kernel-livepatch-SLE15-SP5_Update_19 +1 | 1-150500.11.3.2 | SUSE-SU-2024:3483-1, SUSE-SU-2024:3209-1 |
| SUSE Real Time Module 15 SP6 | kernel-rt +2 | 6.4.0-150600.10.8.3 | SUSE-SU-2024:3195-1 |
| SUSE Real Time Module 15 SP6 | kernel-syms-rt | 6.4.0-150600.10.8.1 | SUSE-SU-2024:3195-1 |
| SUSE Real Time Module 15 SP5 | kernel-rt +2 | 5.14.21-150500.13.67.3 | SUSE-SU-2024:3209-1 |
| SUSE Real Time Module 15 SP5 | kernel-syms-rt | 5.14.21-150500.13.67.1 | SUSE-SU-2024:3209-1 |
openSUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap 15.6 | dtb-aarch64 +10 | 6.4.0-150600.23.22.1 | SUSE-SU-2024:3383-1 |
| openSUSE Leap 15.6 | kernel-azure +2 | 6.4.0-150600.8.11.1 | SUSE-SU-2024:3194-1 |
| openSUSE Leap 15.6 | kernel-default-base | 6.4.0-150600.23.22.1.150600.12.8.3 | SUSE-SU-2024:3383-1 |
| openSUSE Leap 15.6 | kernel-rt +2 | 6.4.0-150600.10.8.3 | SUSE-SU-2024:3195-1 |
| openSUSE Leap 15.6 | kernel-syms-rt | 6.4.0-150600.10.8.1 | SUSE-SU-2024:3195-1 |
| openSUSE Leap 15.5 | dtb-aarch64 +3 | 5.14.21-150500.55.80.1 | SUSE-SU-2024:3483-1 |
| openSUSE Leap 15.5 | kernel-64kb +6 | 5.14.21-150500.55.80.2 | SUSE-SU-2024:3483-1 |
| openSUSE Leap 15.5 | kernel-azure +2 | 5.14.21-150500.33.66.1 | SUSE-SU-2024:3190-1 |
| openSUSE Leap 15.5 | kernel-default-base | 5.14.21-150500.55.80.2.150500.6.35.6 | SUSE-SU-2024:3483-1 |
| openSUSE Leap 15.5 | kernel-rt +2 | 5.14.21-150500.13.67.3 | SUSE-SU-2024:3209-1 |
| openSUSE Leap 15.5 | kernel-syms-rt | 5.14.21-150500.13.67.1 | SUSE-SU-2024:3209-1 |
Show 1 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| openSUSE Leap Micro 5.5 | kernel-default | 5.14.21-150500.55.80.2 | SUSE-SU-2024:3483-1 |
| openSUSE Leap Micro 5.5 | kernel-default-base | 5.14.21-150500.55.80.2.150500.6.35.6 | SUSE-SU-2024:3483-1 |
| openSUSE Leap Micro 5.5 | kernel-rt | 5.14.21-150500.13.67.3 | SUSE-SU-2024:3209-1 |
Oracle Linux
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Oracle Linux 9 | bpftool | 7.4.0-503.11.1.el9_5 | ELSA-2024-9315 |
| Oracle Linux 9 | rv +28 | 5.14.0-503.11.1.el9_5 | ELSA-2024-9315 |
| Oracle Linux 8 | perf +19 | 4.18.0-553.22.1.el8_10 | ELSA-2024-7000 |
Advisories 32
- RHSA-2025:11810 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- RHSA-2024:9315 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- RHSA-2024:7001 Red Hat Security Advisory: kernel-rt security update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- RHSA-2024:7000 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Nov 13, 2026
- WID-SEC-2024-1722 Linux Kernel: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff BSI CERT-Bund (WID) · Nov 9, 2026
- USN-7156-1 linux-gkeop vulnerabilities Ubuntu Security Notices (USN) · Oct 29, 2026
- USN-7095-1 linux-nvidia, linux-nvidia-6.8, linux-nvidia-lowlatency vulnerabilities Ubuntu Security Notices (USN) · Oct 29, 2026
- USN-7090-1 linux-azure-6.8 vulnerabilities Ubuntu Security Notices (USN) · Oct 29, 2026
- ALSA-2024:7001 Important: kernel-rt security update AlmaLinux Security Advisories · Oct 29, 2026
- ALSA-2024:7000 Important: kernel security update AlmaLinux Security Advisories · Oct 29, 2026
- USN-7089-6 linux-gke vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-3 linux-aws, linux-aws-6.8, linux-oracle, linux-oracle-6.8 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-7 linux-lowlatency, linux-lowlatency-hwe-6.8 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-2 linux-azure, linux-gcp, linux-ibm vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-1 linux, linux-gcp-6.8, linux-hwe-6.8 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-5 linux-raspi vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- USN-7089-4 linux-oem-6.8 vulnerabilities Ubuntu Security Notices (USN) · Oct 26, 2026
- RHSA-2024:9498 Red Hat Security Advisory: kernel-rt security update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- RHSA-2024:9497 Red Hat Security Advisory: kernel security update Red Hat Security Advisories (RHSA) · Oct 17, 2026
- SUSE-SU-2025:20047-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Mar 23, 2026
- SUSE-SU-2025:20044-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Mar 23, 2026
- DLA-4008-1 linux-6.1 - security update Debian Security (DSA / DLA) · Mar 9, 2026
- RLSA-2024:7001 Important: kernel-rt security update Rocky Linux Security Advisories · Feb 5, 2026
- SUSE-SU-2024:3483-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:3209-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:3195-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:3190-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:3383-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:3194-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- RLSA-2024:7000 Important: kernel security update Rocky Linux Security Advisories · May 7, 2025
- ELSA-2024-9315 Moderate: kernel security update (Oracle Linux 9) Oracle Linux Security Advisories (ELSA) · Nov 14, 2024
- ELSA-2024-7000 Important: kernel security update (Oracle Linux 8) Oracle Linux Security Advisories (ELSA) · Sep 24, 2024