CVE-2026-52970 (GCVE-0-2026-52970)
Vulnerability from cvelistv5
Published
2026-06-24 16:28
Modified
2026-06-24 16:28
Severity ?
Summary
In the Linux kernel, the following vulnerability has been resolved: netfilter: nft_ct: fix missing expect put in obj eval nft_ct_expect_obj_eval() allocates an expectation and may call nf_ct_expect_related(), but never drops its local reference. Add nf_ct_expect_put(exp) before return to balance allocation.
References
Impacted products
Vendor Product Version
Linux Linux Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
Version: 857b46027d6f91150797295752581b7155b9d0e1
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{
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          "programFiles": [
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      "cpeApplicability": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nft_ct: fix missing expect put in obj eval\n\nnft_ct_expect_obj_eval() allocates an expectation and may call\nnf_ct_expect_related(), but never drops its local reference.\n\nAdd nf_ct_expect_put(exp) before return to balance allocation."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2026-06-24T16:28:48.882Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
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      "references": [
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        {
          "url": "https://git.kernel.org/stable/c/26ab32ec73941871c97562ee1f39587950dc3b68"
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          "url": "https://git.kernel.org/stable/c/7b96242ceedfe249f158419f3254bcee04173ffe"
        },
        {
          "url": "https://git.kernel.org/stable/c/ecca618e1e339494911090474ed87742c0f73976"
        },
        {
          "url": "https://git.kernel.org/stable/c/2aef1b13d5c0285f340512c6c07eb858fd018fd8"
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        {
          "url": "https://git.kernel.org/stable/c/19f94b6fee75b3ef7fbc06f3745b9a771a8a19a4"
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      "title": "netfilter: nft_ct: fix missing expect put in obj eval",
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  "cveMetadata": {
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    "assignerShortName": "Linux",
    "cveId": "CVE-2026-52970",
    "datePublished": "2026-06-24T16:28:48.882Z",
    "dateReserved": "2026-06-09T07:44:35.375Z",
    "dateUpdated": "2026-06-24T16:28:48.882Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.2"
}


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