{"id":"CVE-2023-54128","revision":"140290103475480594db9059f60e7f3f","records":[{"revision":"140290103475480594db9059f60e7f3f","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2023-54128","aliases":[],"title":"fs: drop peer group ids under namespace lock","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nfs: drop peer group ids under namespace lock\n\nWhen cleaning up peer group ids in the failure path we need to make sure\nto hold on to the namespace lock. Otherwise another thread might just\nturn the mount from a shared into a non-shared mount concurrently.","state":0,"publishedAt":"2025-12-24T13:06:46.056+00:00","modifiedAt":"2026-10-15T21:41:40.328+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                        \"fs/namespace.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"2a1867219c7b27f928e2545782b86daaf9ad50bd\",\n                            \"lessThan\": \"0af8fae81d8b7f1beddc17c5d4cfa43235134648\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2a1867219c7b27f928e2545782b86daaf9ad50bd\",\n                            \"lessThan\": \"ddca03d97daa7b07b60c52e3d3060762732c6666\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2a1867219c7b27f928e2545782b86daaf9ad50bd\",\n                            \"lessThan\": \"65c324d3f35c05e37afec39ac80743583fdcc96c\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"2a1867219c7b27f928e2545782b86daaf9ad50bd\",\n                            \"lessThan\": \"cb2239c198ad9fbd5aced22cf93e45562da781eb\",\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                        \"fs/namespace.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.12\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.12\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.107\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.24\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.2.11\",\n                            \"lessThanOrEqual\": \"6.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.3\",\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/0af8fae81d8b7f1beddc17c5d4cfa43235134648","https://git.kernel.org/stable/c/ddca03d97daa7b07b60c52e3d3060762732c6666","https://git.kernel.org/stable/c/65c324d3f35c05e37afec39ac80743583fdcc96c","https://git.kernel.org/stable/c/cb2239c198ad9fbd5aced22cf93e45562da781eb"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-54128","license":"CVE Program Terms of Use","key":"cve-program:CVE-2023-54128","identifiers":["CVE-2023-54128"]},"retained":false,"historicalAffected":[]}],"coverage":[]}