CVE-2026-31509 nfc: nci: fix circular locking dependency in nci_close_device

🗓️ 22 Apr 2026 13:54:27Reported by GoogleType

osv

osv🔗 osv.dev👁 10 Views

CVE-2026-31509 fixes circular locking in nci_close_device by delaying rx_wq flush until req_lock release.

Source	Link
git	www.git.kernel.org/stable/c/09143c0e8f3b03517e6233aad42f45c794d8df8e
git	www.git.kernel.org/stable/c/1edc12d2bbcb7a8d0f1088e6fccb9d8c01bb1289
git	www.git.kernel.org/stable/c/4527025d440ce84bf56e75ce1df2e84cb8178616
git	www.git.kernel.org/stable/c/5eef9ebec7f5738f12cadede3545c05b34bf5ac3
git	www.git.kernel.org/stable/c/7ed00a3edc8597fe2333f524401e2889aa1b5edf
git	www.git.kernel.org/stable/c/ca54e904a071aa65ef3ad46ba42d51aaac6b73b4
git	www.git.kernel.org/stable/c/d89b74bf08f067b55c03d7f999ba0a0e73177eb3
git	www.git.kernel.org/stable/c/eb435d150ca74b4d40f77f1a2266f3636ed64a79
github	www.github.com/CVEProject/cvelistV5/tree/main/cves/2026/31xxx/CVE-2026-31509.json
nvd	www.nvd.nist.gov/vuln/detail/CVE-2026-31509

22 Jul 2026 18:15Current

5.8Medium risk

Vulners AI Score5.8

nci close device circular locking dependency rx work queue request lock linux kernel