CVE-2022-49601 (GCVE-0-2022-49601)

Vulnerability from cvelistv5 – Published: 2025-02-26 02:23 – Updated: 2025-10-01 19:36
VLAI?
Title
tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.
Summary
In the Linux kernel, the following vulnerability has been resolved: tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept. While reading sysctl_tcp_fwmark_accept, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
Severity ?
4.7 (Medium)
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
CWE
  • CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')
Assigner
References
Impacted products
Vendor Product Version
Linux Linux Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 13207f9485b5de68decf296ceb0046f5eabb2485 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 45fc82706a97242539d6b841ddd7a077ec20757b (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < abf70de2ec026ae8d7da4e79bec61888a880e00b (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < a7386602a2fe2f6192477e8ede291a815da09d81 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < d4f65615db7fca3df9f7e79eadf937e6ddb03c54 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < bf3134feffe61b7a0e21f60a04743f8da0958b53 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 526d8cf8824f613c72dba2155542295e70135f62 (git)
Affected: 84f39b08d7868ce10eeaf640627cb89777f0ae93 , < 1a0008f9df59451d0a17806c1ee1a19857032fa8 (git)
Create a notification for this product.
    Linux Linux Affected: 3.16
Unaffected: 0 , < 3.16 (semver)
Unaffected: 4.9.325 , ≤ 4.9.* (semver)
Unaffected: 4.14.290 , ≤ 4.14.* (semver)
Unaffected: 4.19.254 , ≤ 4.19.* (semver)
Unaffected: 5.4.208 , ≤ 5.4.* (semver)
Unaffected: 5.10.134 , ≤ 5.10.* (semver)
Unaffected: 5.15.58 , ≤ 5.15.* (semver)
Unaffected: 5.18.15 , ≤ 5.18.* (semver)
Unaffected: 5.19 , ≤ * (original_commit_for_fix)
Create a notification for this product.
Show details on NVD website
To clipboard 

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "cvssV3_1": {
              "attackComplexity": "HIGH",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 4.7,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
              "content": {
                "id": "CVE-2022-49601",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-10-01T19:35:18.665996Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "problemTypes": [
          {
            "descriptions": [
              {
                "cweId": "CWE-362",
                "description": "CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)",
                "lang": "en",
                "type": "CWE"
              }
            ]
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2025-10-01T19:36:52.231Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "defaultStatus": "unaffected",
          "product": "Linux",
          "programFiles": [
            "include/net/inet_sock.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "lessThan": "13207f9485b5de68decf296ceb0046f5eabb2485",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "45fc82706a97242539d6b841ddd7a077ec20757b",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "abf70de2ec026ae8d7da4e79bec61888a880e00b",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "a7386602a2fe2f6192477e8ede291a815da09d81",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "d4f65615db7fca3df9f7e79eadf937e6ddb03c54",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "bf3134feffe61b7a0e21f60a04743f8da0958b53",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "526d8cf8824f613c72dba2155542295e70135f62",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            },
            {
              "lessThan": "1a0008f9df59451d0a17806c1ee1a19857032fa8",
              "status": "affected",
              "version": "84f39b08d7868ce10eeaf640627cb89777f0ae93",
              "versionType": "git"
            }
          ]
        },
        {
          "defaultStatus": "affected",
          "product": "Linux",
          "programFiles": [
            "include/net/inet_sock.h"
          ],
          "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git",
          "vendor": "Linux",
          "versions": [
            {
              "status": "affected",
              "version": "3.16"
            },
            {
              "lessThan": "3.16",
              "status": "unaffected",
              "version": "0",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.9.*",
              "status": "unaffected",
              "version": "4.9.325",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.14.*",
              "status": "unaffected",
              "version": "4.14.290",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "4.19.*",
              "status": "unaffected",
              "version": "4.19.254",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.4.*",
              "status": "unaffected",
              "version": "5.4.208",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.10.*",
              "status": "unaffected",
              "version": "5.10.134",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.15.*",
              "status": "unaffected",
              "version": "5.15.58",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "5.18.*",
              "status": "unaffected",
              "version": "5.18.15",
              "versionType": "semver"
            },
            {
              "lessThanOrEqual": "*",
              "status": "unaffected",
              "version": "5.19",
              "versionType": "original_commit_for_fix"
            }
          ]
        }
      ],
      "cpeApplicability": [
        {
          "nodes": [
            {
              "cpeMatch": [
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.9.325",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.14.290",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "4.19.254",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.4.208",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.10.134",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.15.58",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.18.15",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                },
                {
                  "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*",
                  "versionEndExcluding": "5.19",
                  "versionStartIncluding": "3.16",
                  "vulnerable": true
                }
              ],
              "negate": false,
              "operator": "OR"
            }
          ]
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\n\nWhile reading sysctl_tcp_fwmark_accept, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader."
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2025-05-04T08:41:33.104Z",
        "orgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
        "shortName": "Linux"
      },
      "references": [
        {
          "url": "https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485"
        },
        {
          "url": "https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b"
        },
        {
          "url": "https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b"
        },
        {
          "url": "https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81"
        },
        {
          "url": "https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54"
        },
        {
          "url": "https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53"
        },
        {
          "url": "https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62"
        },
        {
          "url": "https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8"
        }
      ],
      "title": "tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.",
      "x_generator": {
        "engine": "bippy-1.2.0"
      }
    }
  },
  "cveMetadata": {
    "assignerOrgId": "416baaa9-dc9f-4396-8d5f-8c081fb06d67",
    "assignerShortName": "Linux",
    "cveId": "CVE-2022-49601",
    "datePublished": "2025-02-26T02:23:28.939Z",
    "dateReserved": "2025-02-26T02:21:30.414Z",
    "dateUpdated": "2025-10-01T19:36:52.231Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1",
  "vulnerability-lookup:meta": {
    "vulnrichment": {
      "containers": "{\"cna\": {\"providerMetadata\": {\"orgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"shortName\": \"Linux\", \"dateUpdated\": \"2025-05-04T08:41:33.104Z\"}, \"descriptions\": [{\"lang\": \"en\", \"value\": \"In the Linux kernel, the following vulnerability has been resolved:\\n\\ntcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\\n\\nWhile reading sysctl_tcp_fwmark_accept, it can be changed concurrently.\\nThus, we need to add READ_ONCE() to its reader.\"}], \"affected\": [{\"product\": \"Linux\", \"vendor\": \"Linux\", \"defaultStatus\": \"unaffected\", \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"programFiles\": [\"include/net/inet_sock.h\"], \"versions\": [{\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"13207f9485b5de68decf296ceb0046f5eabb2485\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"45fc82706a97242539d6b841ddd7a077ec20757b\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"abf70de2ec026ae8d7da4e79bec61888a880e00b\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"a7386602a2fe2f6192477e8ede291a815da09d81\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"d4f65615db7fca3df9f7e79eadf937e6ddb03c54\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"bf3134feffe61b7a0e21f60a04743f8da0958b53\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"526d8cf8824f613c72dba2155542295e70135f62\", \"status\": \"affected\", \"versionType\": \"git\"}, {\"version\": \"84f39b08d7868ce10eeaf640627cb89777f0ae93\", \"lessThan\": \"1a0008f9df59451d0a17806c1ee1a19857032fa8\", \"status\": \"affected\", \"versionType\": \"git\"}]}, {\"product\": \"Linux\", \"vendor\": \"Linux\", \"defaultStatus\": \"affected\", \"repo\": \"https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git\", \"programFiles\": [\"include/net/inet_sock.h\"], \"versions\": [{\"version\": \"3.16\", \"status\": \"affected\"}, {\"version\": \"0\", \"lessThan\": \"3.16\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"4.9.325\", \"lessThanOrEqual\": \"4.9.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"4.14.290\", \"lessThanOrEqual\": \"4.14.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"4.19.254\", \"lessThanOrEqual\": \"4.19.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.4.208\", \"lessThanOrEqual\": \"5.4.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.10.134\", \"lessThanOrEqual\": \"5.10.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.15.58\", \"lessThanOrEqual\": \"5.15.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.18.15\", \"lessThanOrEqual\": \"5.18.*\", \"status\": \"unaffected\", \"versionType\": \"semver\"}, {\"version\": \"5.19\", \"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\": \"3.16\", \"versionEndExcluding\": \"4.9.325\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"4.14.290\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"4.19.254\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"5.4.208\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"5.10.134\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"5.15.58\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"5.18.15\"}, {\"vulnerable\": true, \"criteria\": \"cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*\", \"versionStartIncluding\": \"3.16\", \"versionEndExcluding\": \"5.19\"}]}]}], \"references\": [{\"url\": \"https://git.kernel.org/stable/c/13207f9485b5de68decf296ceb0046f5eabb2485\"}, {\"url\": \"https://git.kernel.org/stable/c/45fc82706a97242539d6b841ddd7a077ec20757b\"}, {\"url\": \"https://git.kernel.org/stable/c/abf70de2ec026ae8d7da4e79bec61888a880e00b\"}, {\"url\": \"https://git.kernel.org/stable/c/a7386602a2fe2f6192477e8ede291a815da09d81\"}, {\"url\": \"https://git.kernel.org/stable/c/d4f65615db7fca3df9f7e79eadf937e6ddb03c54\"}, {\"url\": \"https://git.kernel.org/stable/c/bf3134feffe61b7a0e21f60a04743f8da0958b53\"}, {\"url\": \"https://git.kernel.org/stable/c/526d8cf8824f613c72dba2155542295e70135f62\"}, {\"url\": \"https://git.kernel.org/stable/c/1a0008f9df59451d0a17806c1ee1a19857032fa8\"}], \"title\": \"tcp/dccp: Fix a data-race around sysctl_tcp_fwmark_accept.\", \"x_generator\": {\"engine\": \"bippy-1.2.0\"}}, \"adp\": [{\"metrics\": [{\"cvssV3_1\": {\"scope\": \"UNCHANGED\", \"version\": \"3.1\", \"baseScore\": 4.7, \"attackVector\": \"LOCAL\", \"baseSeverity\": \"MEDIUM\", \"vectorString\": \"CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H\", \"integrityImpact\": \"NONE\", \"userInteraction\": \"NONE\", \"attackComplexity\": \"HIGH\", \"availabilityImpact\": \"HIGH\", \"privilegesRequired\": \"LOW\", \"confidentialityImpact\": \"NONE\"}}, {\"other\": {\"type\": \"ssvc\", \"content\": {\"id\": \"CVE-2022-49601\", \"role\": \"CISA Coordinator\", \"options\": [{\"Exploitation\": \"none\"}, {\"Automatable\": \"no\"}, {\"Technical Impact\": \"partial\"}], \"version\": \"2.0.3\", \"timestamp\": \"2025-10-01T19:35:18.665996Z\"}}}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en\", \"type\": \"CWE\", \"cweId\": \"CWE-362\", \"description\": \"CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization (\u0027Race Condition\u0027)\"}]}], \"providerMetadata\": {\"shortName\": \"CISA-ADP\", \"orgId\": \"134c704f-9b21-4f2e-91b3-4a467353bcc0\", \"dateUpdated\": \"2025-10-01T16:51:24.264Z\"}, \"title\": \"CISA ADP Vulnrichment\"}]}",
      "cveMetadata": "{\"cveId\": \"CVE-2022-49601\", \"assignerOrgId\": \"416baaa9-dc9f-4396-8d5f-8c081fb06d67\", \"state\": \"PUBLISHED\", \"assignerShortName\": \"Linux\", \"dateReserved\": \"2025-02-26T02:21:30.414Z\", \"datePublished\": \"2025-02-26T02:23:28.939Z\", \"dateUpdated\": \"2025-05-04T08:41:33.104Z\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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 observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.