{"cve":"CVE-2026-68317","nvd":{"published":"2026-08-10T13:20:21.690","modified":"2026-08-17T05:18:34.620","status":"Received","description":"In the Linux kernel, the following vulnerability has been resolved:\n\npds_core: fix auxiliary device add/del races\n\nTwo paths add or delete the same slot (pf->vfs[vf_id].padev): a VF's\npdsc_reset_done() and the PF's devlink enable_vnet/disable_vnet handler.\nThey serialize on config_lock, but neither guards the slot under it\ncorrectly.\n\nadd() registers and stores a new auxiliary device without first checking\nthe slot, so a second add of an already-populated slot leaks the first\ndevice. del() makes that check outside config_lock, so two concurrent\ndels can both pass it; the first clears the slot, and the second\ndereferences a NULL pointer.\n\nCheck and update the slot under config_lock in both paths.","cvss_v4":null,"cvss_v3":null,"cwes":[],"references":["https://git.kernel.org/stable/c/646b58b543f3bb1641e9123b75ff7799fe7b42f1","https://git.kernel.org/stable/c/bdeab32a7a91acd295d52a2d4ab1cc3f2da5e454","https://git.kernel.org/stable/c/bfa33cd513c7ceb93c5a4c30e5662acd73c0a916","https://git.kernel.org/stable/c/cf0ed2ba202f5c3b300ec1bf7ff0b5d555f7d518","https://git.kernel.org/stable/c/ef194751fed50cf3452017b63f00142a0ab40c70"],"products":[],"source":"nvd","synced_at":"2026-10-19T22:47:54.990491175+00:00"},"epss":{"cve":"CVE-2026-68317","score":0.00168,"percentile":0.0608,"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."]}