{"id":"CVE-2022-48816","revision":"5b6d4c62e9b74feaae334e3087fd7e44","records":[{"revision":"5b6d4c62e9b74feaae334e3087fd7e44","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2022-48816","aliases":[],"title":"SUNRPC: lock against ->sock changing during sysfs read","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nSUNRPC: lock against ->sock changing during sysfs read\n\n->sock can be set to NULL asynchronously unless ->recv_mutex is held.\nSo it is important to hold that mutex.  Otherwise a sysfs read can\ntrigger an oops.\nCommit 17f09d3f619a (\"SUNRPC: Check if the xprt is connected before\nhandling sysfs reads\") appears to attempt to fix this problem, but it\nonly narrows the race window.","state":0,"publishedAt":"2024-07-16T11:44:04.654+00:00","modifiedAt":"2026-10-03T10:54:45.862+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                        \"net/sunrpc/sysfs.c\",\n                        \"net/sunrpc/xprtsock.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"21a2be1a5145d072deedc7cdc5b2d17380abea75\",\n                            \"lessThan\": \"cd366b9091a3e6ed8229e4b908e895d20b527dc0\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a8482488a7d6d320f63a9ee1912dbb5ae5b80a61\",\n                            \"lessThan\": \"fdc42287ae3f8a35cc2098307f52d7864b4bc8ed\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a8482488a7d6d320f63a9ee1912dbb5ae5b80a61\",\n                            \"lessThan\": \"9482ab4540f5bcc869b44c067ae99b5fca16bd07\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"a8482488a7d6d320f63a9ee1912dbb5ae5b80a61\",\n                            \"lessThan\": \"b49ea673e119f59c71645e2f65b3ccad857c90ee\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"77876473912d1bf1ed16bffa1674e5ff0f499f25\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"5.10.67\",\n                            \"lessThan\": \"5.10.271\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.13.19\",\n                            \"lessThan\": \"5.14\",\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                        \"net/sunrpc/sysfs.c\",\n                        \"net/sunrpc/xprtsock.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.14\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.14\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.209\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.16.10\",\n                            \"lessThanOrEqual\": \"5.16.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.17\",\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/cd366b9091a3e6ed8229e4b908e895d20b527dc0","https://git.kernel.org/stable/c/fdc42287ae3f8a35cc2098307f52d7864b4bc8ed","https://git.kernel.org/stable/c/9482ab4540f5bcc869b44c067ae99b5fca16bd07","https://git.kernel.org/stable/c/b49ea673e119f59c71645e2f65b3ccad857c90ee"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2022-48816","license":"CVE Program Terms of Use","key":"cve-program:CVE-2022-48816","identifiers":["CVE-2022-48816"]},"retained":false,"historicalAffected":[]}],"coverage":[]}