CVE-2026-43440

Summary

In the Linux kernel, the following vulnerability has been resolved:

net/mana: Null service_wq on setup error to prevent double destroy

In mana_gd_setup() error path, set gc->service_wq to NULL after destroy_workqueue() to match the cleanup in mana_gd_cleanup(). This prevents a use-after-free if the workqueue pointer is checked after a failed setup.

Affected Software

VendorProductVersion RangeStatus
LinuxLinuxfa3c2f8d9152344a478abb847081c1b5f84a94f5 < 59489ce60d7412ed82fb1d8002faa3102dcd4916affected
LinuxLinuxa9a7c3203fdc4d4a8d8a7a3b1ed05d2bb4c6e77e < 6c92392602b451e3869f15ab685f8f650e942b13affected
LinuxLinuxf975a0955276579e2176a134366ed586071c7c6a < 87c2302813abc55c46485711a678e3c312b00666affected
LinuxLinux6.18.16 < 6.18.19affected
LinuxLinux6.19.6 < 6.19.9affected

Weaknesses

References