In the Linux kernel, the following vulnerability has been resolved:
ptp: ocp: Fix NULL dereference in Adva board SMA sysfs operations
On Adva boards, SMA sysfs store/get operations can call __handle_signal_outputs() or __handle_signal_inputs() while the `irig` and `dcf` pointers are uninitialized, leading to a NULL pointer dereference in __handle_signal() and causing a kernel crash. Adva boards don't use `irig` or `dcf` functionality, so add Adva-specific callbacks `ptp_ocp_sma_adva_set_outputs()` and `ptp_ocp_sma_adva_set_inputs()` that avoid invoking `irig` or `dcf` input/output routines.
CVSS Details
- CVSS 3.1 Base Score: 5.5
- CVSS 3.1 Vector: (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Covered by Rapid7
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade linux | Jul 23, 2026 | Jul 23, 2026 |
| Suse | — | Upgrade kernel-default-vdsoUpgrade kernel-azureUpgrade kernel-defaultUpgrade kernel-macrosUpgrade kernel-azure-develUpgrade kernel-64kb-extraUpgrade kernel-develUpgrade kernel-source-vanillaUpgrade kernel-devel-azureUpgrade kernel-kvmsmallUpgrade kernel-docsUpgrade kernel-sourceUpgrade kernel-zfcpdumpUpgrade kernel-azure-extraUpgrade kernel-64kb-develUpgrade kernel-symsUpgrade kernel-default-livepatchUpgrade kernel-default-extraUpgrade kernel-64kbUpgrade kernel-docs-htmlUpgrade kernel-azure-vdsoUpgrade kernel-default-develUpgrade kernel-kvmsmall-develUpgrade kernel-obs-qaUpgrade kernel-source-azureUpgrade kernel-kvmsmall-vdso | Dec 5, 2025 | Dec 5, 2025 |
| Ubuntu | — | Upgrade linux-image-generic-6.14Upgrade linux-image-oem-24.04cUpgrade linux-image-oracle-6.14Upgrade linux-image-raspiUpgrade linux-image-gcp-64kUpgrade linux-image-aws-64k-6.14Upgrade linux-image-azure-6.14Upgrade linux-image-azureUpgrade linux-image-realtime-6.14Upgrade linux-image-generic-64k-6.14Upgrade linux-image-oem-24.04Upgrade linux-image-realtime-hwe-24.04Upgrade linux-image-realtimeUpgrade linux-image-6.14.0-1009-oracle-64kUpgrade linux-image-raspi-6.14Upgrade linux-image-awsUpgrade linux-image-6.14.0-1007-oemUpgrade linux-image-gcp-6.14Upgrade linux-image-gcp-64k-6.14Upgrade linux-image-6.14.0-1006-realtimeUpgrade linux-image-6.14.0-1011-gcpUpgrade linux-image-aws-6.14Upgrade linux-image-virtual-6.14Upgrade linux-image-generic-64k-hwe-24.04Upgrade linux-image-6.14.0-1009-awsUpgrade linux-image-6.14.0-1011-gcp-64kUpgrade linux-image-generic-hwe-24.04Upgrade linux-image-aws-64kUpgrade linux-image-6.14.0-1009-oracleUpgrade linux-image-6.14.0-1009-raspiUpgrade linux-image-virtual-hwe-24.04Upgrade linux-image-oem-24.04aUpgrade linux-image-oracle-64k-6.14Upgrade linux-image-oracle-64kUpgrade linux-image-6.14.0-24-generic-64kUpgrade linux-image-oracleUpgrade linux-image-oem-6.14Upgrade linux-image-genericUpgrade linux-image-generic-64kUpgrade linux-image-6.14.0-1010-azureUpgrade linux-image-6.14.0-24-genericUpgrade linux-image-6.14.0-1009-aws-64kUpgrade linux-image-gcpUpgrade linux-image-virtual | Jun 26, 2025 | May 20, 2025 |
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