In the Linux kernel, the following vulnerability has been resolved:
ext2: Check block size validity during mount
Check that log of block size stored in the superblock has sensible value. Otherwise the shift computing the block size can overflow leading to undefined behavior.
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 python-perfUpgrade kernel-toolsUpgrade kernel-livepatch-4.14.318-240.529Upgrade kernelUpgrade bpftoolUpgrade perfUpgrade kernel-tools-develUpgrade kernel-debuginfoUpgrade kernel-develUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-debuginfoUpgrade kernel-livepatch-5.10.184-174.730Upgrade bpftool-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade python-perf-debuginfoUpgrade kernel-headersUpgrade perf-debuginfo | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Oct 6, 2025 | Oct 6, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Oct 4, 2025 |
| Ubuntu | — | Upgrade linux-lowlatency-hwe-5.15Upgrade linux-gkeUpgrade linux-xilinx-zynqmpUpgrade linux-kvmUpgrade linux-oracle-5.4Upgrade linux-oracle-5.15Upgrade linux-riscv-5.15Upgrade linux-nvidiaUpgrade linux-azure-5.15Upgrade linux-fipsUpgrade linux-nvidia-tegra-5.15Upgrade linux-aws-5.15Upgrade linuxUpgrade linux-oracleUpgrade linux-azureUpgrade linux-ibm-5.15Upgrade linux-intel-iotgUpgrade linux-nvidia-tegraUpgrade linux-gkeopUpgrade linux-azure-fipsUpgrade linux-hwe-5.15Upgrade linux-raspiUpgrade linux-realtimeUpgrade linux-ibm-5.4Upgrade linux-lowlatencyUpgrade linux-aws-5.4Upgrade linux-gcpUpgrade linux-bluefieldUpgrade linux-azure-5.4Upgrade linux-iotUpgrade linux-nvidia-tegra-igxUpgrade linux-gcp-5.4Upgrade linux-awsUpgrade linux-gcp-5.15Upgrade linux-ibmUpgrade linux-aws-fipsUpgrade linux-intel-iotg-5.15Upgrade linux-intel-iot-realtimeUpgrade linux-raspi-5.4Upgrade linux-gcp-fipsUpgrade linux-hwe-5.4 | Oct 10, 2025 | Oct 4, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | Oct 4, 2025 |
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