{"id":"CVE-2026-90085","revision":"ccf6067d02f6414aa395cb7c9ed3f152","records":[{"revision":"ccf6067d02f6414aa395cb7c9ed3f152","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-90085","aliases":[],"title":"octeontx2-af: fix NULL deref in NIX TM tree debugfs read path","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nocteontx2-af: fix NULL deref in NIX TM tree debugfs read path\n\nrvu_dbg_nix_tm_tree_display() dereferences pfvf->sq_ctx without\nchecking whether the SQ context has been allocated. Reading\n/sys/kernel/debug/octeontx2/nix/tm_tree for a NIX LF whose transmit\nqueues are not set up triggers a kernel oops.\n\nGuard the read path the same way rvu_dbg_nix_tm_tree_write() already\ndoes and return -EINVAL with a seq_file message when sq_ctx is NULL.","state":0,"publishedAt":"2026-09-17T16:06:01.525+00:00","modifiedAt":"2026-10-19T08:57:41.513+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/octeontx2/af/rvu_debugfs.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"b907194a5d5bcd3b01d28d095f6a4d9fcd9c5354\",\n                            \"lessThan\": \"fb736d733b0a60377cf53010571c261886446fd5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b907194a5d5bcd3b01d28d095f6a4d9fcd9c5354\",\n                            \"lessThan\": \"537e11a1700f64dc6754108f0e1333ad63d4f548\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b907194a5d5bcd3b01d28d095f6a4d9fcd9c5354\",\n                            \"lessThan\": \"fdf7358e2688f12eff41290bc45030b7aff0845e\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"b907194a5d5bcd3b01d28d095f6a4d9fcd9c5354\",\n                            \"lessThan\": \"ec65631bd5ec251cdf67a4919fac7a3149a6e235\",\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/octeontx2/af/rvu_debugfs.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"6.11\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"6.11\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.110\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.52\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.6\",\n                            \"lessThanOrEqual\": \"7.2.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.3\",\n                            \"lessThanOrEqual\": \"*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"original_commit_for_fix\"\n                        }\n                    ]\n                }"}],"metrics":[],"references":["https://git.kernel.org/stable/c/fb736d733b0a60377cf53010571c261886446fd5","https://git.kernel.org/stable/c/537e11a1700f64dc6754108f0e1333ad63d4f548","https://git.kernel.org/stable/c/fdf7358e2688f12eff41290bc45030b7aff0845e","https://git.kernel.org/stable/c/ec65631bd5ec251cdf67a4919fac7a3149a6e235"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-90085","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-90085","identifiers":["CVE-2026-90085"]},"retained":false,"historicalAffected":[]}],"coverage":[]}