CVE-2026-31508
In the Linux kernel, the following vulnerability has been resolved: net: openvswitch: Avoid releasing netdev before teardown completes The patch cited in the Fixes tag below changed the teardown code for OVS ports to no longer unconditionally take the RTNL. After this change, the netdev_destroy() callback can proceed immediately to the call_rcu() invocation if the IFF_OVS_DATAPATH flag is already cleared on the netdev. The ovs_netdev_detach_dev() function clears the flag before completing the
- Vendor
- Siemens, Siemens, Linux, Siemens, Siemens, Siemens, Siemens, Siemens, Siemens, Linux, Siemens, Siemens
- Product
- SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, SIPLUS S7-1500 CPU 1518-4 PN/DP MFP, Linux, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, Linux, SIMATIC S7-1500 CPU 1518-4 PN/DP MFP, SIPLUS S7-1500 CPU 1518-4 PN/DP MFP
- Provider severity
- HIGH
- Conflicts
- 1