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National Vulnerability Database

National Vulnerability Database

NVD

National Vulnerability Database

Vulnerability Change Records for CVE-2023-52939

Change History

New CVE Received from kernel.org 3/27/2025 1:15:43 PM

Action Type Old Value New Value
Added Description 

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

mm: memcg: fix NULL pointer in mem_cgroup_track_foreign_dirty_slowpath()

As commit 18365225f044 ("hwpoison, memcg: forcibly uncharge LRU pages"),
hwpoison will forcibly uncharg a LRU hwpoisoned page, the folio_memcg
could be NULl, then, mem_cgroup_track_foreign_dirty_slowpath() could
occurs a NULL pointer dereference, let's do not record the foreign
writebacks for folio memcg is null in mem_cgroup_track_foreign_dirty() to
fix it.

								
								
					

					

						Added
						Reference
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
https://git.kernel.org/stable/c/ac86f547ca1002aec2ef66b9e64d03f45bbbfbb9

								
								
					

					

						Added
						Reference
						
							
							
								
							
								

								
							
							
								
							
						
								
							
								
https://git.kernel.org/stable/c/b79ba5953f6fdc5559389ad415620bffc24f024b