fkie_cve-2022-49587
Vulnerability from fkie_nvd
Published
2025-02-26 07:01
Modified
2025-03-10 21:08
Severity ?
4.7 (Medium) - CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
In the Linux kernel, the following vulnerability has been resolved: tcp: Fix a data-race around sysctl_tcp_notsent_lowat. While reading sysctl_tcp_notsent_lowat, it can be changed concurrently. Thus, we need to add READ_ONCE() to its reader.
References
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/0f75343584ee474303e17efe0610bdd170af1d13Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/55be873695ed8912eb77ff46d1d1cadf028bd0f3Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/62e56cfeb2ae4b53ae9ca24c80f54093250ce64aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/80d4d0c461674eea87f0977e12a2ecd334b9b79cPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/91e21df688f8a75255ca9c459da39ac96300113aPatch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/c1b85c5a34294f7444c13bf828e0e84b0a0eed85Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/e9362a993886613ef0284c2a4911c6017c97d803Patch
416baaa9-dc9f-4396-8d5f-8c081fb06d67https://git.kernel.org/stable/c/fd6f1284e380c377932186042ff0b5c987fb2b92Patch
Impacted products
Vendor Product Version
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel *
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19
linux linux_kernel 5.19


To clipboard 

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      "value": "In the Linux kernel, the following vulnerability has been resolved:\n\ntcp: Fix a data-race around sysctl_tcp_notsent_lowat.\n\nWhile reading sysctl_tcp_notsent_lowat, it can be changed concurrently.\nThus, we need to add READ_ONCE() to its reader."
    },
    {
      "lang": "es",
      "value": "En el kernel de Linux, se ha resuelto la siguiente vulnerabilidad: tcp: Se ha corregido una ejecuci\u00f3n de datos en torno a sysctl_tcp_notsent_lowat. Al leer sysctl_tcp_notsent_lowat, se puede modificar simult\u00e1neamente. Por lo tanto, debemos agregar READ_ONCE() a su lector."
    }
  ],
  "id": "CVE-2022-49587",
  "lastModified": "2025-03-10T21:08:46.400",
  "metrics": {
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          "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"
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        "exploitabilityScore": 1.0,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
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  "published": "2025-02-26T07:01:34.260",
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  "vulnStatus": "Analyzed",
  "weaknesses": [
    {
      "description": [
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          "lang": "en",
          "value": "CWE-362"
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      "source": "nvd@nist.gov",
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}


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