CVE-2022-48643
Vulnerability from cvelistv5
Published
2024-04-28 13:00
Modified
2024-11-04 12:13
Severity ?
Summary
netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd
Impacted products
LinuxLinux
LinuxLinux
Show details on NVD website

To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2022-48643",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-06-17T19:08:06.507072Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-06-17T19:08:16.224Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      },
      {
        "providerMetadata": {
          "dateUpdated": "2024-08-03T15:17:55.519Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
          "shortName": "CVE"
        },
        "references": [
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91"
          },
          {
            "tags": [
              "x_transferred"
            ],
            "url": "https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd"
          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/netfilter/nf_tables_api.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "710e3f526bd2",
              "status": "affected",
              "version": "c907dfe4eaca",
              "versionType": "git"
            },
            {
              "lessThan": "91aa52652f4b",
              "status": "affected",
              "version": "6d7ddee50395",
              "versionType": "git"
            },
            {
              "lessThan": "8bcad2a93131",
              "status": "affected",
              "version": "98a621ef45e3",
              "versionType": "git"
            },
            {
              "lessThan": "921ebde3c0d2",
              "status": "affected",
              "version": "43eb8949cfdf",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "net/netfilter/nf_tables_api.c"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "5.10.146",
              "status": "affected",
              "version": "5.10.140",
              "versionType": "semver"
            },
            {
              "lessThan": "5.15.71",
              "status": "affected",
              "version": "5.15.64",
              "versionType": "semver"
            },
            {
              "lessThan": "5.19.12",
              "status": "affected",
              "version": "5.19.6",
              "versionType": "semver"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nnetfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()\n\nsyzbot is reporting underflow of nft_counters_enabled counter at\nnf_tables_addchain() [1], for commit 43eb8949cfdffa76 (\"netfilter:\nnf_tables: do not leave chain stats enabled on error\") missed that\nnf_tables_chain_destroy() after nft_basechain_init() in the error path of\nnf_tables_addchain() decrements the counter because nft_basechain_init()\nmakes nft_is_base_chain() return true by setting NFT_CHAIN_BASE flag.\n\nIncrement the counter immediately after returning from\nnft_basechain_init()."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-04T12:13:50.570Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378"
        },
        {
          "url": "https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d"
        },
        {
          "url": "https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91"
        },
        {
          "url": "https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd"
        }
      ],
      "title": "netfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()",
      "x_generator": {
        "engine": "bippy-9e1c9544281a"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-48643",
    "datePublished": "2024-04-28T13:00:03.181Z",
    "dateReserved": "2024-02-25T13:44:28.316Z",
    "dateUpdated": "2024-11-04T12:13:50.570Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "meta": {
    "nvd": "{\"cve\":{\"id\":\"CVE-2022-48643\",\"sourceIdentifier\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\",\"published\":\"2024-04-28T13:15:07.040\",\"lastModified\":\"2024-04-29T12:42:03.667\",\"vulnStatus\":\"Awaiting Analysis\",\"descriptions\":[{\"lang\":\"en\",\"value\":\"In the Linux kernel, the following vulnerability has been resolved:\\n\\nnetfilter: nf_tables: fix nft_counters_enabled underflow at nf_tables_addchain()\\n\\nsyzbot is reporting underflow of nft_counters_enabled counter at\\nnf_tables_addchain() [1], for commit 43eb8949cfdffa76 (\\\"netfilter:\\nnf_tables: do not leave chain stats enabled on error\\\") missed that\\nnf_tables_chain_destroy() after nft_basechain_init() in the error path of\\nnf_tables_addchain() decrements the counter because nft_basechain_init()\\nmakes nft_is_base_chain() return true by setting NFT_CHAIN_BASE flag.\\n\\nIncrement the counter immediately after returning from\\nnft_basechain_init().\"},{\"lang\":\"es\",\"value\":\"En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: netfilter: nf_tables: corrige el desbordamiento de nft_counters_enabled en nf_tables_addchain() syzbot informa el desbordamiento del contador nft_counters_enabled en nf_tables_addchain() [1], para el commit 43eb8949cfdffa76 (\\\"netfilter: nf_tables: no salir estad\u00edsticas de cadena habilitadas en caso de error\\\") pas\u00f3 por alto que nf_tables_chain_destroy() despu\u00e9s de nft_basechain_init() en la ruta de error de nf_tables_addchain() disminuye el contador porque nft_basechain_init() hace que nft_is_base_chain() devuelva verdadero al configurar el indicador NFT_CHAIN_BASE. Incrementa el contador inmediatamente despu\u00e9s de regresar de nft_basechain_init().\"}],\"metrics\":{},\"references\":[{\"url\":\"https://git.kernel.org/stable/c/710e3f526bd23a0d33435dedc52c3144de284378\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/8bcad2a931313aeba076b76922d5813ef97d0a91\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/91aa52652f4b37089aff3cb53e83049d826fef6d\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"},{\"url\":\"https://git.kernel.org/stable/c/921ebde3c0d22c8cba74ce8eb3cc4626abff1ccd\",\"source\":\"416baaa9-dc9f-4396-8d5f-8c081fb06d67\"}]}}"
  }
}


Log in or create an account to share your comment.




Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
  • Patched: This vulnerability was successfully patched by the user reporting the sighting.
  • Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.