{"id":"CVE-2025-71306","revision":"26e18dbe569b4260b1a36be5496fa27e","records":[{"revision":"26e18dbe569b4260b1a36be5496fa27e","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-71306","aliases":[],"title":"ima: Fix stack-out-of-bounds in is_bprm_creds_for_exec()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nima: Fix stack-out-of-bounds in is_bprm_creds_for_exec()\n\nKASAN reported a stack-out-of-bounds access in ima_appraise_measurement\nfrom is_bprm_creds_for_exec:\n\nBUG: KASAN: stack-out-of-bounds in ima_appraise_measurement+0x12dc/0x16a0\n Read of size 1 at addr ffffc9000160f940 by task sudo/550\nThe buggy address belongs to stack of task sudo/550\nand is located at offset 24 in frame:\n  ima_appraise_measurement+0x0/0x16a0\nThis frame has 2 objects:\n  [48, 56) 'file'\n  [80, 148) 'hash'\n\nThis is caused by using container_of on the *file pointer. This offset\ncalculation is what triggers the stack-out-of-bounds error.\n\nIn order to fix this, pass in a bprm_is_check boolean which can be set\ndepending on how process_measurement is called. If the caller has a\nlinux_binprm pointer and the function is BPRM_CHECK we can determine\nis_check and set it then. Otherwise set it to false.","state":0,"publishedAt":"2026-05-27T12:14:57.182+00:00","modifiedAt":"2026-10-21T12:38:43+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                        \"security/integrity/ima/ima.h\",\n                        \"security/integrity/ima/ima_appraise.c\",\n                        \"security/integrity/ima/ima_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"95b3cdafd7cb74414070893445a9b731793f7b55\",\n                            \"lessThan\": \"0f39d936a34933ebfbdc13a04f0aba814d3b9709\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"95b3cdafd7cb74414070893445a9b731793f7b55\",\n                            \"lessThan\": \"ab3d16da982a4ebb715d487dbf9dd66e3990d935\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"95b3cdafd7cb74414070893445a9b731793f7b55\",\n                            \"lessThan\": \"377cae9851e8559e9d8b82a78c1ac0abeb18839c\",\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                        \"security/integrity/ima/ima.h\",\n                        \"security/integrity/ima/ima_appraise.c\",\n                        \"security/integrity/ima/ima_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.14\",\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\": \"6.19.4\",\n                            \"lessThanOrEqual\": \"6.19.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.0\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/0f39d936a34933ebfbdc13a04f0aba814d3b9709","https://git.kernel.org/stable/c/ab3d16da982a4ebb715d487dbf9dd66e3990d935","https://git.kernel.org/stable/c/377cae9851e8559e9d8b82a78c1ac0abeb18839c"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-71306","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-71306","identifiers":["CVE-2025-71306"]},"retained":false,"historicalAffected":[]}],"coverage":[]}