Description
In the Linux kernel, the following vulnerability has been resolved:
ALSA: usx2y: Don't call free_pages_exact() with NULL address
Unlike some other functions, we can't pass NULL pointer to
free_pages_exact(). Add a proper NULL check for avoiding possible
Oops.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Linux | Linux | 5.2 | 5.4.134 |
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 | 5.14.6-1 | — |
| Debian 13 | linux | 5.14.6-1 | — |
| Debian 12 | linux | 5.14.6-1 | — |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 24.04 LTS | linux-raspi-realtime | No fix yet | — |
| Ubuntu 22.04 LTS | linux-riscv +22 | No fix yet | — |
| Ubuntu 20.04 LTS | linux | 5.4.0-88.99 | — |
| Ubuntu 20.04 LTS | linux-aws | 5.4.0-1057.60 | — |
| Ubuntu 20.04 LTS | linux-azure | 5.4.0-1059.62 | — |
| Ubuntu 20.04 LTS | linux-bluefield | 5.4.0-1019.22 | — |
| Ubuntu 20.04 LTS | linux-gcp | 5.4.0-1053.57 | — |
| Ubuntu 20.04 LTS | linux-gke +26 | No fix yet | — |
| Ubuntu 20.04 LTS | linux-gkeop | 5.4.0-1024.25 | — |
| Ubuntu 20.04 LTS | linux-ibm | 5.4.0-1005.6 | — |
| Ubuntu 20.04 LTS | linux-kvm | 5.4.0-1047.49 | — |
| Ubuntu 20.04 LTS | linux-oracle | 5.4.0-1055.59 | — |
| Ubuntu 20.04 LTS | linux-raspi | 5.4.0-1044.48 | — |
| Ubuntu 18.04 LTS | linux-aws-5.4 | 5.4.0-1057.60~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-azure-5.4 | 5.4.0-1059.62~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-gcp +14 | No fix yet | — |
| Ubuntu 18.04 LTS | linux-gcp-5.4 | 5.4.0-1053.57~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-hwe-5.4 | 5.4.0-87.98~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-oracle-5.4 | 5.4.0-1055.59~18.04.1 | — |
| Ubuntu 18.04 LTS | linux-raspi-5.4 | 5.4.0-1044.48~18.04.1 | — |
| 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 | 5.4.0-1034.40 | — |
| Ubuntu Pro FIPS-updates 20.04 LTS | linux-gcp-fips | 5.4.0-1067.71~20.04.1 | — |
SUSE
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES 15 SP3 | kernel-64kb +7 | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLES 15 SP3 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
| SLES 15 SP2 | kernel-default-base | 5.3.18-150200.24.194.1.150200.9.99.1 | SUSE-SU-2024:2183-1 |
| SLES 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.194.1 | SUSE-SU-2024:2183-1 |
Show 9 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| SLES for SAP 15 SP3 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
| SLES for SAP 15 SP3 | kernel-docs +5 | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLES for SAP 15 SP2 | kernel-default-base | 5.3.18-150200.24.194.1.150200.9.99.1 | SUSE-SU-2024:2183-1 |
| SLES for SAP 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.194.1 | SUSE-SU-2024:2183-1 |
| SLE Micro 5.2 | kernel-default | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLE Micro 5.2 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
| SLE Micro 5.2 | kernel-rt +1 | 5.3.18-150300.172.1 | SUSE-SU-2024:2010-1 |
| SLE Micro 5.1 | kernel-default | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLE Micro 5.1 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
| SLE Micro 5.1 | kernel-rt +1 | 5.3.18-150300.172.1 | SUSE-SU-2024:2010-1 |
| SLE Live Patching 15 SP3 | kernel-default | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLE Live Patching 15 SP3 | kernel-livepatch-SLE15-SP3_Update_45 | 1-150300.7.3.1 | SUSE-SU-2024:2185-1 |
| SLE Live Patching 15 SP2 | kernel-default | 5.3.18-150200.24.194.1 | SUSE-SU-2024:2183-1 |
| SLE Live Patching 15 SP2 | kernel-livepatch-SLE15-SP2_Update_49 | 1-150200.5.3.1 | SUSE-SU-2024:2183-1 |
| SLE HPC 15 SP3 | kernel-64kb +6 | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SLE HPC 15 SP3 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
| SLE HPC 15 SP2 | kernel-default-base | 5.3.18-150200.24.194.1.150200.9.99.1 | SUSE-SU-2024:2183-1 |
| SLE HPC 15 SP2 | kernel-docs +5 | 5.3.18-150200.24.194.1 | SUSE-SU-2024:2183-1 |
| SUSE Enterprise Storage 7.1 | kernel-64kb +6 | 5.3.18-150300.59.164.1 | SUSE-SU-2024:2185-1 |
| SUSE Enterprise Storage 7.1 | kernel-default-base | 5.3.18-150300.59.164.1.150300.18.96.1 | SUSE-SU-2024:2185-1 |
Advisories 3
- SUSE-SU-2024:2010-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:2183-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · Feb 4, 2026
- SUSE-SU-2024:2185-1 Security update for the Linux Kernel SUSE / openSUSE Security Updates · May 2, 2025
References
- https://git.kernel.org/stable/c/88262229b778f4f7a896da828d966f94dcb35d19
- https://git.kernel.org/stable/c/7d7f30cf182e55023fa8fde4c084b2d37c6be69d
- https://git.kernel.org/stable/c/bee295f5e03510252d18b25cc1d26230256eb87a
- https://git.kernel.org/stable/c/82e5ee742fdd8874fe996181b87fafe1eb5f1196
- https://git.kernel.org/stable/c/cae0cf651adccee2c3f376e78f30fbd788d0829f