{"id":"CVE-2026-99044","title":"ice: fix use-after-free in dynamic port cleanup","summary":"In the Linux kernel, the following vulnerability has been resolved:\n\nice: fix use-after-free in dynamic port cleanup\n\nice_dealloc_dynamic_port() uses dyn_port->vsi->idx to erase the dynamic\nport from pf->dyn_ports. However, it frees the …","severity":"none","vendor":"Linux","product":"Linux","affected":["Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < 7c1344df1ae0579f57b97647e5203b06496ce10c","Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1","Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84","Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < 1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff","Linux 6.12"],"published":"2026-10-23","updated":"2026-10-23","sourceUpdated":"2026-10-23T12:22:08.328Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-99044","references":[{"url":"https://git.kernel.org/stable/c/7c1344df1ae0579f57b97647e5203b06496ce10c"},{"url":"https://git.kernel.org/stable/c/ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1"},{"url":"https://git.kernel.org/stable/c/b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84"},{"url":"https://git.kernel.org/stable/c/1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff"}],"tags":["cve.org"],"ingestedAt":"2026-10-23T13:24:55.526Z","slug":"CVE-2026-99044","body":"## Overview\n\nIn the Linux kernel, the following vulnerability has been resolved:\n\nice: fix use-after-free in dynamic port cleanup\n\nice_dealloc_dynamic_port() uses dyn_port->vsi->idx to erase the dynamic\nport from pf->dyn_ports. However, it frees the VSI before reading the\nindex for the erase, resulting in a use-after-free.\n\nFollow the reverse of the allocation order in ice_alloc_dynamic_port()\nby erasing the xarray entry before freeing the VSI.\n\n## Affected\n\n- `Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < 7c1344df1ae0579f57b97647e5203b06496ce10c`\n- `Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1`\n- `Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84`\n- `Linux >= eda69d654c7edae21312f731e0308941cb2ee2a9 < 1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff`\n- `Linux 6.12`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":3,"depthScoreParts":{"impact":2.8,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}