{"id":"CVE-2026-23013","revision":null,"records":[{"revision":"4e4e4b5663984b83829a4803b988a0b1","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-23013","aliases":[],"title":"net: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet: octeon_ep_vf: fix free_irq dev_id mismatch in IRQ rollback\n\noctep_vf_request_irqs() requests MSI-X queue IRQs with dev_id set to\nioq_vector. If request_irq() fails part-way, the rollback loop calls\nfree_irq() with dev_id set to 'oct', which does not match the original\ndev_id and may leave the irqaction registered.\n\nThis can keep IRQ handlers alive while ioq_vector is later freed during\nunwind/teardown, leading to a use-after-free or crash when an interrupt\nfires.\n\nFix the error path to free IRQs with the same ioq_vector dev_id used\nduring request_irq().","state":0,"publishedAt":"2026-01-25T14:36:26.208+00:00","modifiedAt":"2026-10-19T18:25:27.965+00:00","affected":[{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1cd3b407977c3ab1d2ddc26cb7113e7fb1509cd1\",\n                            \"lessThan\": \"aa05a8371ae4a452df623f7202c72409d3c50e40\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1cd3b407977c3ab1d2ddc26cb7113e7fb1509cd1\",\n                            \"lessThan\": \"aa4c066229b05fc3d3c5f42693d25b1828533b6e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1cd3b407977c3ab1d2ddc26cb7113e7fb1509cd1\",\n                            \"lessThan\": \"f93fc5d12d69012788f82151bee55fce937e1432\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        }\n                    ]\n                }"},{"ecosystem":"Vendor product","name":"Linux","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"product\": \"Linux\",\n                    \"vendor\": \"Linux\",\n                    \"defaultStatus\": \"affected\",\n                    \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\",\n                    \"programFiles\": [\n                        \"drivers/net/ethernet/marvell/octeon_ep_vf/octep_vf_main.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.9\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.9\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.67\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.7\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.19\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H","score":7,"severity":"HIGH"}],"references":["https://git.kernel.org/stable/c/aa05a8371ae4a452df623f7202c72409d3c50e40","https://git.kernel.org/stable/c/aa4c066229b05fc3d3c5f42693d25b1828533b6e","https://git.kernel.org/stable/c/f93fc5d12d69012788f82151bee55fce937e1432"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-23013","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-23013","identifiers":["CVE-2026-23013"]},"retained":false,"historicalAffected":[]}],"coverage":[{"source":"cisa-kev:global","scope":"Complete CISA KEV catalog; all vendors. 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