Kernel: Leak in CXL Region __construct_region()
CVE-2026-31529 Published on April 22, 2026
cxl/region: Fix leakage in __construct_region()
In the Linux kernel, the following vulnerability has been resolved:
cxl/region: Fix leakage in __construct_region()
Failing the first sysfs_update_group() needs to explicitly
kfree the resource as it is too early for cxl_region_iomem_release()
to do so.
Products Associated with CVE-2026-31529
Want to know whenever a new CVE is published for Linux Kernel? stack.watch will email you.
Affected Versions
Linux:- Version d6602e25819dea2c239972e98e09ba5db4aebd22 and below f1b4741adf08b0063291ec1b0dfa9c3d55644933 is affected.
- Version d6602e25819dea2c239972e98e09ba5db4aebd22 and below 77b310bb7b5ff8c017524df83292e0242ba89791 is affected.
- Version 6.19 is affected.
- Before 6.19 is unaffected.
- Version 6.19.11, <= 6.19.* is unaffected.
- Version 7.0, <= * is unaffected.