{"id":"CVE-2026-98498","revision":"10af971c4dff41f1b8b70566f0b04b11","records":[{"revision":"10af971c4dff41f1b8b70566f0b04b11","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-98498","aliases":[],"title":"net/mlx5: Fix rev_entry reference leak in mlx5_tc_ct_shared_counter_get()","description":"In the Linux kernel, the following vulnerability has been resolved:\n\nnet/mlx5: Fix rev_entry reference leak in mlx5_tc_ct_shared_counter_get()\n\nWhen the reverse entry is found but its counter is already being\nreleased, refcount_inc_not_zero() fails and the reference taken by\nmlx5_tc_ct_entry_get() is never dropped before falling through to\ncreate_counter.  Drop it so the reverse entry is not kept alive forever\nby a shared counter lookup that did not use it.","state":0,"publishedAt":"2026-10-18T15:16:30.116+00:00","modifiedAt":"2026-10-19T09:20:36.589+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/mellanox/mlx5/core/en/tc_ct.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"598daa5f95883f881a54967da40ce0fdfc1fdaa8\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"79a3257280a335bbebbcd10d3895e8468bdcd6ae\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"c45c997d0c27359b502587897f775c5a277f0bd4\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"288721013605b4e0304e10f6a087b77f71cfad11\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"60eab87d0a798070bf5a856b1d9e5785ce92da53\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"99d8dc51663747078c031acac32edc6d90c8f1f7\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"1f13989a0704bd98cab09f9bee63e2c8a98ad4dd\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"git\"\n                        },\n                        {\n                            \"version\": \"1edae2335adfa7006853e8b427f0c7c3f46b51dd\",\n                            \"lessThan\": \"0bf6bb567f0edaa771e7dd208ef98da50e6a4485\",\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/mellanox/mlx5/core/en/tc_ct.c\"\n                    ],\n                    \"versions\": [\n                        {\n                            \"version\": \"5.10\",\n                            \"status\": \"affected\"\n                        },\n                        {\n                            \"version\": \"0\",\n                            \"lessThan\": \"5.10\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.10.271\",\n                            \"lessThanOrEqual\": \"5.10.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"5.15.222\",\n                            \"lessThanOrEqual\": \"5.15.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.1.189\",\n                            \"lessThanOrEqual\": \"6.1.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.6.158\",\n                            \"lessThanOrEqual\": \"6.6.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.12.112\",\n                            \"lessThanOrEqual\": \"6.12.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"6.18.55\",\n                            \"lessThanOrEqual\": \"6.18.*\",\n                            \"status\": \"unaffected\",\n                            \"versionType\": \"semver\"\n                        },\n                        {\n                            \"version\": \"7.2.9\",\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/598daa5f95883f881a54967da40ce0fdfc1fdaa8","https://git.kernel.org/stable/c/79a3257280a335bbebbcd10d3895e8468bdcd6ae","https://git.kernel.org/stable/c/c45c997d0c27359b502587897f775c5a277f0bd4","https://git.kernel.org/stable/c/288721013605b4e0304e10f6a087b77f71cfad11","https://git.kernel.org/stable/c/60eab87d0a798070bf5a856b1d9e5785ce92da53","https://git.kernel.org/stable/c/99d8dc51663747078c031acac32edc6d90c8f1f7","https://git.kernel.org/stable/c/1f13989a0704bd98cab09f9bee63e2c8a98ad4dd","https://git.kernel.org/stable/c/0bf6bb567f0edaa771e7dd208ef98da50e6a4485"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-98498","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-98498","identifiers":["CVE-2026-98498"]},"retained":false,"historicalAffected":[]}],"coverage":[]}