{"id":"CVE-2025-68185","title":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfs4_setup_readdir(): insufficient locking for ->d_parent->d_inode dereferencing\n\nTheoretically it's an oopsable race, but I don't believe one can manage\nto hit it on r…","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nnfs4_setup_readdir(): insufficient locking for ->d_parent->d_inode dereferencing\n\nTheoretically it's an oopsable race, but I don't believe one can manage\nto hit it on r…","severity":"none","published":"2025-12-16","updated":"2026-10-14","sourceUpdated":"2026-10-14T13:10:00.187","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2025-68185","references":[{"url":"https://git.kernel.org/stable/c/40be5b9080114f18b0cea386db415b68a7273c1a","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/504b3fb9948a9e96ebbabdee0d33966a8bab15cb","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/6025f641a0e30afdc5aa62017397b1860ad9f677","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/a890a2e339b929dbd843328f9a92a1625404fe63","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/e6cafe71eb3b5579b245ba1bd528a181e77f3df1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/eacfd08b26a062f1095b18719715bc82ad35312e","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/f5e570eaab36a110c6ffda32b87c51170990c2d1","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"},{"url":"https://git.kernel.org/stable/c/fa4daf7d11e45b72aad5d943a7ab991f869fff79","label":"416baaa9-dc9f-4396-8d5f-8c081fb06d67"}],"tags":["nvd"],"epss":0.00212,"epssPercentile":0.10641,"ingestedAt":"2026-10-14T13:30:58.448Z","slug":"CVE-2025-68185","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nnfs4_setup_readdir(): insufficient locking for ->d_parent->d_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 ->d_lock and be done with that.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}