{"id":"CVE-2026-99044","state":"PUBLISHED","title":"ice: fix use-after-free in dynamic port cleanup","description":"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 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.","publishedAt":"2026-10-23T12:22:08.328Z","updatedAt":"2026-10-23T12:22:08.328Z","severity":null,"assigner":"Linux","products":["Linux Linux"],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"7c1344df1ae0579f57b97647e5203b06496ce10c","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/ice/devlink/port.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.11","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/ice/devlink/port.c"]}],"references":["https://git.kernel.org/stable/c/7c1344df1ae0579f57b97647e5203b06496ce10c","https://git.kernel.org/stable/c/ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1","https://git.kernel.org/stable/c/b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84","https://git.kernel.org/stable/c/1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff"],"weaknesses":[],"ingestedAt":"2026-10-29T20:13:43.249Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/99xxx/CVE-2026-99044.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-99044","state":"PUBLISHED","datePublished":"2026-10-23T12:22:08.328Z","dateUpdated":"2026-10-23T12:22:08.328Z","assignerShortName":"Linux","assignerOrgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateReserved":"2026-09-25T10:25:14.387Z"},"containers":{"cna":{"title":"ice: fix use-after-free in dynamic port cleanup","descriptions":[{"lang":"en","value":"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 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."}],"affected":[{"vendor":"Linux","product":"Linux","defaultStatus":"unaffected","versions":[{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"7c1344df1ae0579f57b97647e5203b06496ce10c","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"ca8a6285b11d01e5a279b1aa7fb55b1a02ecebb1","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"b98eb58ba2f8fe8e9bba1b8a3b94fa5602c6de84","versionType":"git"},{"version":"eda69d654c7edae21312f731e0308941cb2ee2a9","status":"affected","lessThan":"1402fc67d2f4e2e1fc7bf8ee0825b8ad994557ff","versionType":"git"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/ice/devlink/port.c"]},{"vendor":"Linux","product":"Linux","defaultStatus":"affected","versions":[{"version":"6.12","status":"affected"},{"version":"0","status":"unaffected","lessThan":"6.12","versionType":"semver"},{"version":"6.12.114","status":"unaffected","lessThanOrEqual":"6.12.*","versionType":"semver"},{"version":"6.18.57","status":"unaffected","lessThanOrEqual":"6.18.*","versionType":"semver"},{"version":"7.2.11","status":"unaffected","lessThanOrEqual":"7.2.*","versionType":"semver"},{"version":"7.3","status":"unaffected","lessThanOrEqual":"*","versionType":"original_commit_for_fix"}],"repo":"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git","programFiles":["drivers/net/ethernet/intel/ice/devlink/port.c"]}],"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"}],"providerMetadata":{"shortName":"Linux","orgId":"416baaa9-dc9f-4396-8d5f-8c081fb06d67","dateUpdated":"2026-10-23T12:22:08.328Z"},"cpeApplicability":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.12.114"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"6.18.57"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.2.11"},{"vulnerable":true,"criteria":"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*","versionStartIncluding":"6.12","versionEndExcluding":"7.3"}]}]}],"x_generator":{"engine":"bippy-1.2.0"}}}}}