In the Linux kernel, the following vulnerability has been resolved:
udf: Do not bother merging very long extents
When merging very long extents we try to push as much length as possible to the first extent. However this is unnecessarily complicated and not really worth the trouble. Furthermore there was a bug in the logic resulting in corrupting extents in the file as syzbot reproducer shows. So just don't bother with the merging of extents that are too long together.
CVSS Details
- CVSS 3.1 Base Score: 7.8
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernel-tools-develUpgrade kernel-develUpgrade perfUpgrade kernelUpgrade kernel-livepatch-5.10.173-154.642Upgrade bpftoolUpgrade python-perfUpgrade kernel-toolsUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-4.14.309-231.529Upgrade bpftool-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade python-perf-debuginfoUpgrade kernel-livepatch-5.15.102-61.139Upgrade perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-debuginfo-common-x86_64 | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade kernel-libbpf-develUpgrade bpftoolUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-develUpgrade python3-perfUpgrade kernel-livepatch-6.1.19-30.43Upgrade kernel-libbpf-staticUpgrade python3-perf-debuginfoUpgrade kernelUpgrade bpftool-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade perf-debuginfoUpgrade kernel-tools-debuginfoUpgrade kernel-libbpfUpgrade perf | Oct 16, 2025 | Oct 1, 2025 |
| Debian | — | Upgrade linux | Oct 3, 2025 | Oct 3, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-tools-libsUpgrade kernelUpgrade python3-perfUpgrade kernel-toolsUpgrade kernel-abi-stablelists | Jan 15, 2026 | Jan 13, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernel-tools-libsUpgrade bpftool | Dec 12, 2025 | Dec 11, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 1, 2025 |
| Ubuntu | — | Upgrade linux-azure-fipsUpgrade linux-azure-5.15Upgrade linux-iotUpgrade linux-riscv-5.15Upgrade linux-gkeopUpgrade linux-aws-fipsUpgrade linux-intel-iotgUpgrade linux-oracle-5.15Upgrade linux-gcp-5.4Upgrade linux-lowlatencyUpgrade linux-gcp-fipsUpgrade linux-ibm-5.4Upgrade linux-xilinx-zynqmpUpgrade linux-oracleUpgrade linux-kvmUpgrade linux-azure-5.4Upgrade linux-hwe-5.4Upgrade linux-intel-iotg-5.15Upgrade linux-gcpUpgrade linux-ibmUpgrade linux-intel-iot-realtimeUpgrade linux-nvidiaUpgrade linux-gcp-5.15Upgrade linux-fipsUpgrade linuxUpgrade linux-nvidia-tegraUpgrade linux-raspiUpgrade linux-azureUpgrade linux-nvidia-tegra-5.15Upgrade linux-realtimeUpgrade linux-raspi-5.4Upgrade linux-gkeUpgrade linux-lowlatency-hwe-5.15Upgrade linux-aws-5.15Upgrade linux-oracle-5.4Upgrade linux-aws-5.4Upgrade linux-bluefieldUpgrade linux-hwe-5.15Upgrade linux-aws | Oct 10, 2025 | Oct 1, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Oct 1, 2025 |
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