In the Linux kernel, the following vulnerability has been resolved:
wifi: cfg80211: Fix use after free for wext
Key information in wext.connect is not reset on (re)connect and can hold data from a previous connection.
Reset key data to avoid that drivers or mac80211 incorrectly detect a WEP connection request and access the freed or already reused memory.
Additionally optimize cfg80211_sme_connect() and avoid an useless schedule of conn_work.
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 |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Sep 17, 2025 | Sep 17, 2025 |
| Redhat_linux | — | No solution exists | Jul 17, 2026 | Sep 15, 2025 |
| Ubuntu | — | Upgrade linux-oracle-5.15Upgrade linux-azure-5.15Upgrade linux-intel-iot-realtimeUpgrade linux-hwe-5.4Upgrade linux-xilinx-zynqmpUpgrade linux-gcp-5.4Upgrade linux-nvidiaUpgrade linux-oracleUpgrade linux-fipsUpgrade linux-lowlatencyUpgrade linux-azure-5.4Upgrade linux-azure-fipsUpgrade linux-aws-fipsUpgrade linux-ibm-5.4Upgrade linux-kvmUpgrade linuxUpgrade linux-gcp-fipsUpgrade linux-gkeopUpgrade linux-ibmUpgrade linux-aws-5.4Upgrade linux-oracle-5.4Upgrade linux-gcpUpgrade linux-intel-iotg-5.15Upgrade linux-raspiUpgrade linux-hwe-5.15Upgrade linux-awsUpgrade linux-realtimeUpgrade linux-azureUpgrade linux-gkeUpgrade linux-intel-iotgUpgrade linux-iotUpgrade linux-aws-5.15Upgrade linux-gcp-5.15Upgrade linux-lowlatency-hwe-5.15Upgrade linux-nvidia-tegra-5.15Upgrade linux-riscv-5.15Upgrade linux-nvidia-tegraUpgrade linux-raspi-5.4Upgrade linux-bluefield | Sep 19, 2025 | Sep 16, 2025 |
| Vmware Photon_os | — | Use 'tdnf update' to upgrade all packages to the latest version. | Oct 15, 2025 | 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