fkie_cve-2023-42752
Vulnerability from fkie_nvd
Published
2023-10-13 02:15
Modified
2024-11-21 08:23
Severity ?
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Summary
An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers.
References
secalert@redhat.comhttp://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
secalert@redhat.comhttps://access.redhat.com/security/cve/CVE-2023-42752Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2239828Issue Tracking, Third Party Advisory
secalert@redhat.comhttps://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffaMailing List, Patch
secalert@redhat.comhttps://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2Mailing List, Patch
af854a3a-2127-422b-91ae-364da2661108http://packetstormsecurity.com/files/175963/Kernel-Live-Patch-Security-Notice-LSN-0099-1.html
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/security/cve/CVE-2023-42752Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2239828Issue Tracking, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=915d975b2ffaMailing List, Patch
af854a3a-2127-422b-91ae-364da2661108https://git.kernel.org/pub/scm/linux/kernel/git/netdev/net.git/commit/?id=c3b704d4a4a2Mailing List, Patch
Impacted products
Vendor Product Version
linux linux_kernel *


To clipboard 

{
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              "matchCriteriaId": "04F10BD2-BDEC-4F7B-877E-392132C4D192",
              "versionEndIncluding": "6.5.7",
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          "operator": "OR"
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  "cveTags": [],
  "descriptions": [
    {
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      "value": "An integer overflow flaw was found in the Linux kernel. This issue leads to the kernel allocating `skb_shared_info` in the userspace, which is exploitable in systems without SMAP protection since `skb_shared_info` contains references to function pointers."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 una falla de desbordamiento de enteros en el kernel de Linux. Este problema lleva a que el kernel asigne `skb_shared_info` en el espacio de usuario, lo cual es explotable en sistemas sin protecci\u00f3n SMAP ya que `skb_shared_info` contiene referencias a punteros de funci\u00f3n."
    }
  ],
  "id": "CVE-2023-42752",
  "lastModified": "2024-11-21T08:23:05.923",
  "metrics": {
    "cvssMetricV31": [
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          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
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  "vulnStatus": "Modified",
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      "source": "nvd@nist.gov",
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}


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