{"id":"CVE-2025-68185","summary":"nfs4_setup_readdir(): insufficient locking for -\u003ed_parent-\u003ed_inode dereferencing","details":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfs4_setup_readdir(): insufficient locking for -\u003ed_parent-\u003ed_inode dereferencing\n\nTheoretically it's an oopsable race, but I don't believe one can manage\nto hit it on real hardware; might become doable on a KVM, but it still\nwon't be easy to attack.\n\nAnyway, it's easy to deal with - since xdr_encode_hyper() is just a call of\nput_unaligned_be64(), we can put that under -\u003ed_lock and be done with that.","modified":"2026-05-07T04:17:26.945224Z","published":"2025-12-16T13:43:02.894Z","related":["SUSE-SU-2026:0278-1","SUSE-SU-2026:0281-1","SUSE-SU-2026:0293-1","SUSE-SU-2026:0315-1","SUSE-SU-2026:20207-1","SUSE-SU-2026:20220-1","SUSE-SU-2026:20228-1","SUSE-SU-2026:20477-1","SUSE-SU-2026:20498-1","SUSE-SU-2026:20845-1","SUSE-SU-2026:20876-1","openSUSE-SU-2026:20145-1"],"database_specific":{"osv_generated_from":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68185.json","cna_assigner":"Linux"},"references":[{"type":"WEB","url":"https://git.kernel.org/stable/c/40be5b9080114f18b0cea386db415b68a7273c1a"},{"type":"WEB","url":"https://git.kernel.org/stable/c/504b3fb9948a9e96ebbabdee0d33966a8bab15cb"},{"type":"WEB","url":"https://git.kernel.org/stable/c/6025f641a0e30afdc5aa62017397b1860ad9f677"},{"type":"WEB","url":"https://git.kernel.org/stable/c/a890a2e339b929dbd843328f9a92a1625404fe63"},{"type":"WEB","url":"https://git.kernel.org/stable/c/e6cafe71eb3b5579b245ba1bd528a181e77f3df1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/eacfd08b26a062f1095b18719715bc82ad35312e"},{"type":"WEB","url":"https://git.kernel.org/stable/c/f5e570eaab36a110c6ffda32b87c51170990c2d1"},{"type":"WEB","url":"https://git.kernel.org/stable/c/fa4daf7d11e45b72aad5d943a7ab991f869fff79"},{"type":"ADVISORY","url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/68xxx/CVE-2025-68185.json"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2025-68185"},{"type":"PACKAGE","url":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","events":[{"introduced":"1da177e4c3f41524e886b7f1b8a0c1fc7321cac2"},{"fixed":"6025f641a0e30afdc5aa62017397b1860ad9f677"},{"fixed":"e6cafe71eb3b5579b245ba1bd528a181e77f3df1"},{"fixed":"fa4daf7d11e45b72aad5d943a7ab991f869fff79"},{"fixed":"504b3fb9948a9e96ebbabdee0d33966a8bab15cb"},{"fixed":"eacfd08b26a062f1095b18719715bc82ad35312e"},{"fixed":"40be5b9080114f18b0cea386db415b68a7273c1a"},{"fixed":"f5e570eaab36a110c6ffda32b87c51170990c2d1"},{"fixed":"a890a2e339b929dbd843328f9a92a1625404fe63"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68185.json"}},{"package":{"name":"Kernel","ecosystem":"Linux"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.6.12"},{"fixed":"5.4.302"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.5.0"},{"fixed":"5.10.247"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.11.0"},{"fixed":"5.15.197"}]},{"type":"ECOSYSTEM","events":[{"introduced":"5.16.0"},{"fixed":"6.1.159"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.2.0"},{"fixed":"6.6.117"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.7.0"},{"fixed":"6.12.58"}]},{"type":"ECOSYSTEM","events":[{"introduced":"6.13.0"},{"fixed":"6.17.8"}]}],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2025-68185.json"}}],"schema_version":"1.7.5"}