CVE-2025-39830

CVE-2025-39830 : In the Linux kernel’s net/mlx5 HWS subsystem, the hws_pool_buddy_init error-path cleanup fails to free the allocator structure, causing a memory leak. The published fix adds the missing kfree() to release all allocated memory. This is a memory-leak issue in the buddy allocator cl...

CVE-2025-39830 net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hwspoolbuddyinit error path In the error path of hwspoolbuddyinit, the buddy allocator cleanup doesn't free the allocator structure itself, causing a memory leak. Add the missing kfree to properl...

CVE-2025-39830 net/mlx5: HWS, Fix memory leak in hws_pool_buddy_init error path

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: HWS, Fix memory leak in hwspoolbuddyinit error path In the error path of hwspoolbuddyinit, the buddy allocator cleanup doesn't free the allocator structure itself, causing a memory leak. Add the missing kfree to properl...

CVE-2025-39819 fs/smb: Fix inconsistent refcnt update

In the Linux kernel, the following vulnerability has been resolved: fs/smb: Fix inconsistent refcnt update A possible inconsistent update of refcount was identified in smb2compoundop. Such inconsistent update could lead to possible resource leaks. Why it is a possible bug: 1. In the comment secti...

CVE-2025-39811 drm/xe/vm: Clear the scratch_pt pointer on error

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: Clear the scratchpt pointer on error Avoid triggering a dereference of an error pointer on cleanup in xevmfreescratch by clearing any scratchpt error pointer. cherry picked from commit...

CVE-2025-39811 drm/xe/vm: Clear the scratch_pt pointer on error

In the Linux kernel, the following vulnerability has been resolved: drm/xe/vm: Clear the scratchpt pointer on error Avoid triggering a dereference of an error pointer on cleanup in xevmfreescratch by clearing any scratchpt error pointer. cherry picked from commit...

CVE-2025-39811

In CVE-2025-39811, the Linux kernel fixes a local-denial of-service risk in the DRM subsystem (xe) by clearing the scratch_pt error pointer in xe_vm_free_scratch() to prevent dereferencing an error pointer during cleanup. Root cause: potential dereference of an error pointer on error cleanup. Aff...

CVE-2025-39805

CVE-2025-39805 affects the Linux kernel net/macb driver. The issue occurs when removing a macb device: phy_exit() is called before unregister_netdev(), causing a kernfs WARN. The documented fix moves unregister_netdev() ahead of phy_exit() in macb_remove(), preventing the PHY from being exited wh...

DEBIAN-CVE-2023-53291

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

DEBIAN-CVE-2023-53278

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix memory leak in ubifssysfsinit When insmod ubifs.ko, a kmemleak reported as below: unreferenced object 0xffff88817fb1a780 size 8: comm "insmod", pid 25265, jiffies 4295239702 age 100.130s hex dump first 8 bytes: 75 62 6...

CVE-2023-53263

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/disp: fix use-after-free in error handling of nouveauconnectorcreate We can't simply free the connector after calling drmconnectorinit on it. We need to clean up the drm side first. It might not fix all regressions fr...

UBUNTU-CVE-2023-53263

In the Linux kernel, the following vulnerability has been resolved: drm/nouveau/disp: fix use-after-free in error handling of nouveauconnectorcreate We can't simply free the connector after calling drmconnectorinit on it. We need to clean up the drm side first. It might not fix all regressions fr...

UBUNTU-CVE-2023-53278

In the Linux kernel, the following vulnerability has been resolved: ubifs: Fix memory leak in ubifssysfsinit When insmod ubifs.ko, a kmemleak reported as below: unreferenced object 0xffff88817fb1a780 size 8: comm "insmod", pid 25265, jiffies 4295239702 age 100.130s hex dump first 8 bytes: 75 62 6...

UBUNTU-CVE-2023-53291

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53303 net: microchip: vcap api: Fix possible memory leak for vcap_dup_rule()

In the Linux kernel, the following vulnerability has been resolved: net: microchip: vcap api: Fix possible memory leak for vcapduprule Inject fault When select CONFIGVCAPKUNITTEST, the below memory leak occurs. If kzalloc for duprule succeeds, but the following kmemdup fails, the duprule, ckf and...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...

CVE-2023-53291

CVE-2023-53291 concerns a Linux kernel regression where kfree_scale_thread(s) could continue running after unloading the rcuscale module, risking a page fault. The root cause is the threads not being stopped during module removal, and the fix adds a cleanup call by invoking kfree_scale_cleanup() ...

CVE-2023-53291 rcu/rcuscale: Stop kfree_scale_thread thread(s) after unloading rcuscale

In the Linux kernel, the following vulnerability has been resolved: rcu/rcuscale: Stop kfreescalethread threads after unloading rcuscale Running the 'kfreercutest' test case 1 results in a splat 2. The root cause is the kfreescalethread threads continue running after unloading the rcuscale module...