In the Linux kernel, the following vulnerability has been resolved:
jbd2: fix potential use-after-free in jbd2_fc_wait_bufs
In 'jbd2_fc_wait_bufs' use 'bh' after put buffer head reference count which may lead to use-after-free. So judge buffer if uptodate before put buffer head reference count.
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 kernelUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-develUpgrade kernel-debuginfoUpgrade bpftoolUpgrade kernel-tools-debuginfoUpgrade kernel-toolsUpgrade kernel-tools-develUpgrade bpftool-debuginfoUpgrade kernel-livepatch-5.15.75-48.135Upgrade python-perfUpgrade python-perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade perf-debuginfoUpgrade perfUpgrade kernel-headersUpgrade kernel-livepatch-5.10.155-138.670 | May 20, 2026 | May 20, 2026 |
| Debian | — | Upgrade linux | Sep 17, 2025 | Sep 17, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-abi-stablelistsUpgrade python3-perfUpgrade kernelUpgrade kernel-toolsUpgrade kernel-tools-libsUpgrade bpftool | Dec 12, 2025 | Dec 11, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Sep 15, 2025 |
| Ubuntu | — | Upgrade linux-nvidiaUpgrade linux-intel-iotg-5.15Upgrade linux-kvmUpgrade linux-gcp-5.15Upgrade linux-gkeopUpgrade linux-ibmUpgrade linux-azureUpgrade linux-oracleUpgrade linux-gcpUpgrade linux-azure-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-hwe-5.15Upgrade linux-realtimeUpgrade linuxUpgrade linux-lowlatencyUpgrade linux-aws-5.15Upgrade linux-intel-iotgUpgrade linux-oracle-5.15Upgrade linux-raspiUpgrade linux-riscv-5.15Upgrade linux-gkeUpgrade linux-awsUpgrade linux-bluefield | Sep 19, 2025 | Sep 16, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Sep 15, 2025 |
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub