{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-98498", "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "state": "PUBLISHED", "assignerShortName": "Linux", "dateReserved": "2026-09-25T10:25:14.353Z", "datePublished": "2026-10-18T15:16:30.116Z", "dateUpdated": "2026-10-18T15:16:30.116Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67", "shortName": "Linux", "dateUpdated": "2026-10-18T15:16:30.116Z"}, "descriptions": [{"lang": "en", "value": "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."}], "affected": [{"product": "Linux", "vendor": "Linux", "defaultStatus": "unaffected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c"], "versions": [{"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "598daa5f95883f881a54967da40ce0fdfc1fdaa8", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "79a3257280a335bbebbcd10d3895e8468bdcd6ae", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "c45c997d0c27359b502587897f775c5a277f0bd4", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "288721013605b4e0304e10f6a087b77f71cfad11", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "60eab87d0a798070bf5a856b1d9e5785ce92da53", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "99d8dc51663747078c031acac32edc6d90c8f1f7", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "1f13989a0704bd98cab09f9bee63e2c8a98ad4dd", "status": "affected", "versionType": "git"}, {"version": "1edae2335adfa7006853e8b427f0c7c3f46b51dd", "lessThan": "0bf6bb567f0edaa771e7dd208ef98da50e6a4485", "status": "affected", "versionType": "git"}]}, {"product": "Linux", "vendor": "Linux", "defaultStatus": "affected", "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", "programFiles": ["drivers/net/ethernet/mellanox/mlx5/core/en/tc_ct.c"], "versions": [{"version": "5.10", "status": "affected"}, {"version": "0", "lessThan": "5.10", "status": "unaffected", "versionType": "semver"}, {"version": "5.10.271", "lessThanOrEqual": "5.10.*", "status": "unaffected", "versionType": "semver"}, {"version": "5.15.222", "lessThanOrEqual": "5.15.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.1.189", "lessThanOrEqual": "6.1.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.6.158", "lessThanOrEqual": "6.6.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.12.112", "lessThanOrEqual": "6.12.*", "status": "unaffected", "versionType": "semver"}, {"version": "6.18.55", "lessThanOrEqual": "6.18.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.2.9", "lessThanOrEqual": "7.2.*", "status": "unaffected", "versionType": "semver"}, {"version": "7.3-rc5", "lessThanOrEqual": "*", "status": "unaffected", "versionType": "original_commit_for_fix"}]}], "cpeApplicability": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.10.271"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "5.15.222"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.1.189"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.6.158"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.12.112"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "6.18.55"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "7.2.9"}, {"vulnerable": true, "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", "versionStartIncluding": "5.10", "versionEndExcluding": "7.3-rc5"}]}]}], "references": [{"url": "https://git.kernel.org/stable/c/598daa5f95883f881a54967da40ce0fdfc1fdaa8"}, {"url": "https://git.kernel.org/stable/c/79a3257280a335bbebbcd10d3895e8468bdcd6ae"}, {"url": "https://git.kernel.org/stable/c/c45c997d0c27359b502587897f775c5a277f0bd4"}, {"url": "https://git.kernel.org/stable/c/288721013605b4e0304e10f6a087b77f71cfad11"}, {"url": "https://git.kernel.org/stable/c/60eab87d0a798070bf5a856b1d9e5785ce92da53"}, {"url": "https://git.kernel.org/stable/c/99d8dc51663747078c031acac32edc6d90c8f1f7"}, {"url": "https://git.kernel.org/stable/c/1f13989a0704bd98cab09f9bee63e2c8a98ad4dd"}, {"url": "https://git.kernel.org/stable/c/0bf6bb567f0edaa771e7dd208ef98da50e6a4485"}], "title": "net/mlx5: Fix rev_entry reference leak in mlx5_tc_ct_shared_counter_get()", "x_generator": {"engine": "bippy-1.2.0"}}}}

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