{"id":"CVE-2026-98224","revision":"3e3fb432f22e434db9537c58418b912e","records":[{"revision":"3e3fb432f22e434db9537c58418b912e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98224","aliases":[],"title":"mm/vma: correctly unaccount on mmap_prepare() failure","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nmm/vma: correctly unaccount on mmap_prepare() failure\n\n__mmap_setup() accounts memory for relevant mappings via:\n\nsecurity_vm_enough_memory_mm()\n  -> __vm_enough_memory()\n    -> vm_acct_memory()\n\nIf __mmap_setup() fails, this indicates that this accounting did not take\nplace, and thus it's appropriate for __mmap_region() to jump to\nabort_munmap.\n\nHowever if call_mmap_prepare() fails, it also jumps there and any accounted\nmemory is not correctly unaccounted.\n\nFix this by handling each error separately.","state":0,"publishedAt":"2026-10-06T08:44:59.349+00:00","modifiedAt":"2026-10-19T09:15:56.109+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"mm/vma.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"c84bf6dd2b836b49bb2662668ff1692350d28236\",\n                            \"lessThan\": \"fb5400bff669c8bad3d4ec09287d9b461e89e5f1\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c84bf6dd2b836b49bb2662668ff1692350d28236\",\n                            \"lessThan\": \"8fdc521d438fbf0d22c13d51d55d5dd82d7202b2\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"c84bf6dd2b836b49bb2662668ff1692350d28236\",\n                            \"lessThan\": \"6cc27d82196385fe06853319f74312a7d8019726\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"mm/vma.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.16\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.16\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.54\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.8\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/fb5400bff669c8bad3d4ec09287d9b461e89e5f1","https://git.kernel.org/stable/c/8fdc521d438fbf0d22c13d51d55d5dd82d7202b2","https://git.kernel.org/stable/c/6cc27d82196385fe06853319f74312a7d8019726"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98224","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98224","identifiers":["CVE-2026-98224"]},"retained":false,"historicalAffected":[]}],"coverage":[]}