{"id":"CVE-2026-99087","revision":"e5cf0d5bfc6d4e429b8a2a58c189c0bc","records":[{"revision":"e5cf0d5bfc6d4e429b8a2a58c189c0bc","observedAt":"2026-10-23T16:01:20.601+00:00","statement":{"source":"cve-program","id":"CVE-2026-99087","aliases":[],"title":"dm-integrity: fix NULL pointer dereference when the 'R' flag is used","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ndm-integrity: fix NULL pointer dereference when the 'R' flag is used\n\nIf the dm-integrity device has the SB_FLAG_DIRTY_BITMAP flag set and the\nuser activates the device in the 'R' mode, a crash in dm_integrity_resume\nhappens because the function attempts to read the journal containing the\nbitmap.\n\nThis patch makes dm-integrity skip any writes to the device in\ndm_integrity_resume if the device is activated in the 'R' mode.","state":0,"publishedAt":"2026-10-23T12:45:05.714+00:00","modifiedAt":"2026-10-23T12:45:05.714+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                        \"drivers/md/dm-integrity.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"468dfca38b1a6fbdccd195d875599cb7c8875cd9\",\n                            \"lessThan\": \"2e25842f0e4423e0efb243f56153d842ed6b933f\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"468dfca38b1a6fbdccd195d875599cb7c8875cd9\",\n                            \"lessThan\": \"69ed43ed8a174465fca1ba6bfbde53e4618c8956\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"468dfca38b1a6fbdccd195d875599cb7c8875cd9\",\n                            \"lessThan\": \"7d4d4f3b668d708d94f62ecdd33ac330a6fd8a84\",\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                        \"drivers/md/dm-integrity.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.2\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.2\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.58\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.12\",\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/2e25842f0e4423e0efb243f56153d842ed6b933f","https://git.kernel.org/stable/c/69ed43ed8a174465fca1ba6bfbde53e4618c8956","https://git.kernel.org/stable/c/7d4d4f3b668d708d94f62ecdd33ac330a6fd8a84"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-99087","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-99087","identifiers":["CVE-2026-99087"]},"retained":false,"historicalAffected":[]}],"coverage":[]}