{"cve":"CVE-2023-53622","nvd":{"published":"2025-10-07T16:15:44.923","modified":"2026-06-17T06:45:44.263","status":"Analyzed","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ngfs2: Fix possible data races in gfs2_show_options()\n\nSome fields such as gt_logd_secs of the struct gfs2_tune are accessed\nwithout holding the lock gt_spin in gfs2_show_options():\n\n  val = sdp->sd_tune.gt_logd_secs;\n  if (val != 30)\n    seq_printf(s, \",commit=%d\", val);\n\nAnd thus can cause data races when gfs2_show_options() and other functions\nsuch as gfs2_reconfigure() are concurrently executed:\n\n  spin_lock(&gt->gt_spin);\n  gt->gt_logd_secs = newargs->ar_commit;\n\nTo fix these possible data races, the lock sdp->sd_tune.gt_spin is\nacquired before accessing the fields of gfs2_tune and released after these\naccesses.\n\nFurther changes by Andreas:\n\n- Don't hold the spin lock over the seq_printf operations.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7.0},"cwes":["CWE-362"],"references":["https://git.kernel.org/stable/c/235a5ae73cea29109a3e06f100493f17857e6a93","https://git.kernel.org/stable/c/42077d4de49e4d9c773c97c42d5383b4899a8f9d","https://git.kernel.org/stable/c/6fa0a72cbbe45db4ed967a51f9e6f4e3afe61d20","https://git.kernel.org/stable/c/7c5b2649f6a37d45bfb7abf34c9b71d08677139f","https://git.kernel.org/stable/c/7e5bbeb7eb813bb2568e1d5d02587df943272e57"],"products":["linux:linux_kernel"],"source":"nvd","synced_at":"2026-10-19T22:11:26.888974865+00:00"},"epss":{"cve":"CVE-2023-53622","score":0.00147,"percentile":0.03924,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}