In the Linux kernel, the following vulnerability has been resolved:
tcp: Fix data-races around sysctl_tcp_fastopen_blackhole_timeout.
While reading sysctl_tcp_fastopen_blackhole_timeout, it can be changed concurrently. Thus, we need to add READ_ONCE() to its readers.
CVSS Details
- CVSS 3.1 Base Score: 4.7
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Amazon Linux Ami 2 | — | Upgrade kernelUpgrade kernel-tools-debuginfoUpgrade kernel-livepatch-5.15.59-33.133Upgrade kernel-livepatch-5.10.135-122.509Upgrade bpftool-debuginfoUpgrade python-perf-debuginfoUpgrade kernel-debuginfoUpgrade kernel-headersUpgrade perf-debuginfoUpgrade kernel-debuginfo-common-x86_64Upgrade kernel-toolsUpgrade perfUpgrade bpftoolUpgrade kernel-debuginfo-common-aarch64Upgrade kernel-tools-develUpgrade python-perfUpgrade kernel-devel | May 22, 2025 | Feb 26, 2025 |
| Debian | — | Upgrade linux | Feb 27, 2025 | Feb 27, 2025 |
| Huawei Euleros 2_0_sp13 | — | Upgrade kernel-tools-libsUpgrade kernel-toolsUpgrade bpftoolUpgrade kernelUpgrade kernel-abi-stablelistsUpgrade python3-perf | Jul 1, 2025 | Feb 26, 2025 |
| Redhat_linux | — | No solution exists | Jul 9, 2025 | Feb 26, 2025 |
| Ubuntu | — | Upgrade linux-gcpUpgrade linux-intel-iotg-5.15Upgrade linux-gcp-5.15Upgrade linux-ibmUpgrade linux-awsUpgrade linux-azureUpgrade linuxUpgrade linux-gkeUpgrade linux-lowlatency-hwe-5.15Upgrade linux-realtimeUpgrade linux-hwe-5.15Upgrade linux-kvmUpgrade linux-lowlatencyUpgrade linux-azure-5.15Upgrade linux-riscv-5.15Upgrade linux-intel-iotgUpgrade linux-nvidiaUpgrade linux-azure-fdeUpgrade linux-gkeopUpgrade linux-oracle-5.15Upgrade linux-raspiUpgrade linux-oracleUpgrade linux-aws-5.15 | Mar 19, 2025 | Feb 26, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | May 27, 2026 | Feb 26, 2025 |
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