{"id":"CVE-2025-38510","title":"kasan: remove kasan_find_vm_area() to prevent possible deadlock","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nkasan: remove kasan_find_vm_area() to prevent possible deadlock\n\nfind_vm_area() couldn't be called in atomic_context.  If find_vm_area() is\ncalled to reports vm area in…","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 595f78d99b9051600233c0a5c4c47e1097e6ed01","Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 8377d7744bdce5c4b3f1b58924eebd3fdc078dfc","Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 2d89dab1ea6086e6cbe6fe92531b496fb6808cb9","Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 0c3566d831def922cd56322c772a7b20d8b0e0c0","Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 6ee9b3d84775944fb8c8a447961cd01274ac671c","Linux 5.18"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"partial","timestamp":"2026-11-05T20:57:40.732785Z"},"published":"2025-08-16","updated":"2026-11-05","sourceUpdated":"2026-11-05T21:02:40.379Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38510","references":[{"url":"https://git.kernel.org/stable/c/595f78d99b9051600233c0a5c4c47e1097e6ed01"},{"url":"https://git.kernel.org/stable/c/8377d7744bdce5c4b3f1b58924eebd3fdc078dfc"},{"url":"https://git.kernel.org/stable/c/2d89dab1ea6086e6cbe6fe92531b496fb6808cb9"},{"url":"https://git.kernel.org/stable/c/0c3566d831def922cd56322c772a7b20d8b0e0c0"},{"url":"https://git.kernel.org/stable/c/6ee9b3d84775944fb8c8a447961cd01274ac671c"}],"tags":["cve.org"],"epss":0.00166,"epssPercentile":0.05831,"ingestedAt":"2026-11-05T22:38:31.975Z","slug":"CVE-2025-38510","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nkasan: remove kasan_find_vm_area() to prevent possible deadlock\n\nfind_vm_area() couldn't be called in atomic_context.  If find_vm_area() is\ncalled to reports vm area information, kasan can trigger deadlock like:\n\nCPU0                                CPU1\nvmalloc();\n alloc_vmap_area();\n  spin_lock(&vn->busy.lock)\n                                    spin_lock_bh(&some_lock);\n   <interrupt occurs>\n   <in softirq>\n   spin_lock(&some_lock);\n                                    <access invalid address>\n                                    kasan_report();\n                                     print_report();\n                                      print_address_description();\n                                       kasan_find_vm_area();\n                                        find_vm_area();\n                                         spin_lock(&vn->busy.lock) // deadlock!\n\nTo prevent possible deadlock while kasan reports, remove kasan_find_vm_area().\n\n## Affected\n\n- `Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 595f78d99b9051600233c0a5c4c47e1097e6ed01`\n- `Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 8377d7744bdce5c4b3f1b58924eebd3fdc078dfc`\n- `Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 2d89dab1ea6086e6cbe6fe92531b496fb6808cb9`\n- `Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 0c3566d831def922cd56322c772a7b20d8b0e0c0`\n- `Linux >= c056a364e9546bd513d1f5205f0ee316d8acb910 < 6ee9b3d84775944fb8c8a447961cd01274ac671c`\n- `Linux 5.18`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}