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-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade bpftool-debuginfoUpgrade perf-debuginfoUpgrade kernel-livepatch-5.15.102-61.139Upgrade kernel-livepatch-4.14.309-231.529Upgrade kernel-debuginfo-common-aarch64Upgrade bpftoolUpgrade kernelUpgrade kernel-tools-develUpgrade perfUpgrade kernel-toolsUpgrade python-perfUpgrade kernel-develUpgrade kernel-livepatch-5.10.173-154.642 | May 20, 2026 | May 20, 2026 |
| Amazon_linux_2023 | — | Upgrade kernel-tools-debuginfoUpgrade perfUpgrade bpftool-debuginfoUpgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-libbpfUpgrade perf-debuginfoUpgrade bpftoolUpgrade kernel-libbpf-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-livepatch-6.1.19-30.43Upgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade kernelUpgrade python3-perf-debuginfoUpgrade kernel-tools-develUpgrade kernel-develUpgrade python3-perfUpgrade kernel-libbpf-static | Oct 16, 2025 | Oct 1, 2025 |
| Debian | — | Upgrade linux | Oct 3, 2025 | Oct 3, 2025 |
| Huawei Euleros 2_0_sp10 | — | Upgrade kernel-toolsUpgrade kernel-abi-stablelistsUpgrade kernelUpgrade kernel-tools-libsUpgrade python3-perf | Jan 15, 2026 | Jan 13, 2026 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernelUpgrade kernel-abi-stablelistsUpgrade kernel-toolsUpgrade python3-perfUpgrade bpftoolUpgrade kernel-tools-libs | Dec 12, 2025 | Dec 11, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 1, 2025 |
| Ubuntu | — | Upgrade linux-nvidia-tegra-5.15Upgrade linux-hwe-5.15Upgrade linux-oracle-5.4Upgrade linux-realtimeUpgrade linux-bluefieldUpgrade linux-raspiUpgrade linux-awsUpgrade linux-gkeUpgrade linux-nvidia-tegraUpgrade linux-azureUpgrade linux-aws-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-raspi-5.4Upgrade linux-aws-5.4Upgrade linux-kvmUpgrade linux-intel-iotg-5.15Upgrade linux-gcpUpgrade linux-intel-iotgUpgrade linux-oracle-5.15Upgrade linux-oracleUpgrade linux-fipsUpgrade linux-hwe-5.4Upgrade linux-xilinx-zynqmpUpgrade linux-intel-iot-realtimeUpgrade linux-ibmUpgrade linux-gcp-5.15Upgrade linuxUpgrade linux-azure-5.4Upgrade linux-lowlatencyUpgrade linux-riscv-5.15Upgrade linux-gcp-fipsUpgrade linux-nvidiaUpgrade linux-ibm-5.4Upgrade linux-aws-fipsUpgrade linux-gkeopUpgrade linux-gcp-5.4Upgrade linux-azure-fipsUpgrade linux-iotUpgrade linux-azure-5.15 | 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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