In the Linux kernel, the following vulnerability has been resolved:
net: ena: PHC: Check return code before setting timestamp output
ena_phc_gettimex64() is setting the output parameter regardless of whether ena_com_phc_get_timestamp() succeeded or failed.
When ena_com_phc_get_timestamp() returns an error, the timestamp parameter may contain uninitialized stack memory (e.g., when PHC is disabled or in blocked state) or invalid hardware values. Passing these to userspace via the PTP ioctl is both a security issue (information leak) and a correctness bug.
Fix by checking the return code after releasing the lock and only setting the output timestamp on success.
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Redhat_linux | — | No solution exists | Aug 10, 2026 | Jul 19, 2026 |
| Ubuntu | — | Upgrade linux-image-7.0.0-1015-raspiUpgrade linux-image-7.0.0-1016-nvidiaUpgrade linux-image-nvidia-7.0Upgrade linux-image-aws-64kUpgrade linux-image-7.0.0-1011-gcp-64kUpgrade linux-image-7.0.0-1016-nvidia-64kUpgrade linux-image-gcp-64kUpgrade linux-image-oracle-64kUpgrade linux-image-nvidia-64kUpgrade linux-image-nvidia-bos-64kUpgrade linux-image-gcpUpgrade linux-image-raspi-7.0Upgrade linux-image-nvidia-64k-hwe-26.04Upgrade linux-image-azure-fdeUpgrade linux-image-7.0.0-1008-oracleUpgrade linux-image-raspi-realtimeUpgrade linux-image-raspiUpgrade linux-image-nvidia-hwe-26.04Upgrade linux-image-awsUpgrade linux-image-7.0.0-1014-azureUpgrade linux-image-nvidia-bosUpgrade linux-image-gcp-64k-7.0Upgrade linux-image-azureUpgrade linux-image-azure-7.0Upgrade linux-image-7.0.0-1011-oracleUpgrade linux-image-raspi-realtime-7.0Upgrade linux-image-7.0.0-1008-oracle-64kUpgrade linux-image-ibmUpgrade linux-image-oracle-64k-7.0Upgrade linux-image-nvidiaUpgrade linux-image-ibm-7.0Upgrade linux-image-azure-fde-7.0Upgrade linux-image-7.0.0-1011-gcpUpgrade linux-image-nvidia-bos-64k-7.0Upgrade linux-image-nvidia-bos-7.0Upgrade linux-image-aws-7.0Upgrade linux-image-7.0.0-1009-azure-fdeUpgrade linux-image-7.0.0-1009-awsUpgrade linux-image-7.0.0-2016-nvidia-bosUpgrade linux-image-gcp-7.0Upgrade linux-image-7.0.0-1010-azureUpgrade linux-image-oracleUpgrade linux-image-7.0.0-1015-raspi-realtimeUpgrade linux-image-aws-64k-7.0Upgrade linux-image-7.0.0-1010-ibmUpgrade linux-image-oracle-7.0Upgrade linux-image-7.0.0-2016-nvidia-bos-64kUpgrade linux-image-7.0.0-1011-oracle-64kUpgrade linux-image-7.0.0-1009-aws-64kUpgrade linux-image-nvidia-64k-7.0 | Jul 21, 2026 | Jul 20, 2026 |
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