Threats Tagged 'cve-2025-68317'
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Threats Tagged 'cve-2025-68317'
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A high severity vulnerability identified as CVE-2025-68317 in the Linux kernel's io_uring subsystem has been resolved. The issue involved improper handling of chained notification contexts, where zero-copy (zc) links to ubuf_info were sent only for requests from the same context. This vulnerability could lead to confidentiality, integrity, and availability impacts. The fix addresses ambiguous notification completion assumptions reported by syz tests. Join the discussion | GCVE Database | 12/16/2025, 18:31:34 UTC Added: 07/30/2026, 15:50:42 UTC |
In the Linux kernel, the following vulnerability has been resolved: io_uring/zctx: check chained notif contexts Send zc only links ubuf_info for requests coming from the same context. There are some ambiguous syz reports, so let's check the assumption on notification completion. Join the discussion | GCVE Database | 12/16/2025, 16:16:00 UTC Added: 07/18/2026, 11:32:58 UTC |
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