{"@context":"https://openvex.dev/ns/v0.2.0","@id":"https://database.harborguard.co/cve/CVE-2026-46322/vex.json","author":"HarborGuard Database","role":"Document Creator","timestamp":"2026-06-14T04:30:17.312Z","version":1,"tooling":"HarborGuard Database (https://database.harborguard.co)","statements":[{"vulnerability":{"name":"CVE-2026-46322","@id":"https://www.cve.org/CVERecord?id=CVE-2026-46322","description":"In the Linux kernel, the following vulnerability has been resolved:\n\ntun: free page on build_skb failure in tun_xdp_one()\n\nWhen build_skb() fails in tun_xdp_one(), the function sets ret to\n-ENOMEM and jumps to the out label, which returns without freeing the\npage that vhost_net_build_xdp() allocated for the frame. As with the\nshort-frame rejection path, tun_sendmsg() discards the per-buffer error\nand still returns total_len, so vhost_tx_batch() takes the success path\nand never frees the page. Ea"},"products":[{"@id":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:linux:linux:*:*:*:*:*:*:*:*"}},{"@id":"cpe:2.3:a:linux:linux:4.20:*:*:*:*:*:*:*","identifiers":{"cpe23":"cpe:2.3:a:linux:linux:4.20:*:*:*:*:*:*:*"}}],"status":"affected","action_statement":"Update to a fixed version: 0, 4fefc6156a162a9f50035c12091a5e5130c82c6e, 6.12.93, 6.18.35, 7.0.12, 7.1-rc6, aa308e9dbb9acb17cacdbbce9e4504f69bac8385, aa8963fdce667a42fb7f0bdd2909fadcab02f9a8, d16e38fac09a47bfcf98c1ad65a1bb53f94540f5.","timestamp":"2026-06-14T04:30:17.312Z"}]}