{"id":"CVE-2025-38421","revision":"992851bea9be44cfbc9158b7d43c5403","records":[{"revision":"992851bea9be44cfbc9158b7d43c5403","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2025-38421","aliases":[],"title":"platform/x86/amd: pmf: Use device managed allocations","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nplatform/x86/amd: pmf: Use device managed allocations\n\nIf setting up smart PC fails for any reason then this can lead to\na double free when unloading amd-pmf.  This is because dev->buf was\nfreed but never set to NULL and is again freed in amd_pmf_remove().\n\nTo avoid subtle allocation bugs in failures leading to a double free\nchange all allocations into device managed allocations.","state":0,"publishedAt":"2025-07-25T14:16:42.409+00:00","modifiedAt":"2026-10-21T12:37:04.677+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/platform/x86/amd/pmf/core.c\",\n                        \"drivers/platform/x86/amd/pmf/tee-if.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"e70b4b8f93d7fcf8ee063a1d1f18782c4da3d335\",\n                            \"lessThan\": \"d6a38e1a82d2f9abd0bae84a354654bccb8389f6\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5b1122fc4995f308b21d7cfc64ef9880ac834d20\",\n                            \"lessThan\": \"0d10b532f861253c283863522d59d099fcb0796d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5b1122fc4995f308b21d7cfc64ef9880ac834d20\",\n                            \"lessThan\": \"d9db3a941270d92bbd1a6a6b54a10324484f2f2d\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"3ed60e51ffdbfef14169bd967e21a6ba5e5ff42b\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"6.12.23\",\n                            \"lessThan\": \"6.12.114\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.13.11\",\n                            \"lessThan\": \"6.14\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\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/platform/x86/amd/pmf/core.c\",\n                        \"drivers/platform/x86/amd/pmf/tee-if.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\": \"6.12.114\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.15.4\",\n                            \"lessThanOrEqual\": \"6.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.16\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.8,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/d6a38e1a82d2f9abd0bae84a354654bccb8389f6","https://git.kernel.org/stable/c/0d10b532f861253c283863522d59d099fcb0796d","https://git.kernel.org/stable/c/d9db3a941270d92bbd1a6a6b54a10324484f2f2d"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2025-38421","license":"CVE Program Terms of Use","key":"cve-program:CVE-2025-38421","identifiers":["CVE-2025-38421"]},"retained":false,"historicalAffected":[]}],"coverage":[]}