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 kernel-tools-develUpgrade bpftoolUpgrade kernel-livepatch-4.14.318-240.529Upgrade kernelUpgrade python-perfUpgrade perfUpgrade kernel-toolsUpgrade kernel-tools-debuginfoUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-debuginfo-common-x86_64Upgrade bpftool-debuginfoUpgrade kernel-livepatch-5.10.184-174.730Upgrade kernel-headersUpgrade kernel-debuginfoUpgrade kernel-develUpgrade python-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-nvidia-tegra-igxUpgrade linux-hwe-5.4Upgrade linux-gcpUpgrade linux-intel-iot-realtimeUpgrade linux-bluefieldUpgrade linux-gcp-fipsUpgrade linux-azure-5.4Upgrade linux-aws-fipsUpgrade linux-raspi-5.4Upgrade linux-iotUpgrade linux-gcp-5.15Upgrade linux-ibmUpgrade linux-awsUpgrade linux-intel-iotg-5.15Upgrade linux-gcp-5.4Upgrade linux-gkeUpgrade linux-ibm-5.4Upgrade linux-nvidia-tegra-5.15Upgrade linux-azure-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-nvidia-tegraUpgrade linux-azure-fipsUpgrade linux-oracleUpgrade linux-azureUpgrade linux-oracle-5.4Upgrade linux-oracle-5.15Upgrade linux-lowlatencyUpgrade linux-intel-iotgUpgrade linux-ibm-5.15Upgrade linux-realtimeUpgrade linux-aws-5.15Upgrade linux-aws-5.4Upgrade linux-hwe-5.15Upgrade linuxUpgrade linux-riscv-5.15Upgrade linux-raspiUpgrade linux-xilinx-zynqmpUpgrade linux-fipsUpgrade linux-nvidiaUpgrade linux-kvmUpgrade linux-gkeop | 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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