suse-su-2023:3079-1
Vulnerability from csaf_suse
Published
2023-07-31 18:34
Modified
2023-07-31 18:34
Summary
Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 2 for SLE 15 SP4)
Description of the patch
This update for the Linux Kernel 5.14.21-150400_24_18 fixes several issues. The following security issues were fixed: - CVE-2023-35788: Fixed an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets in fl_set_geneve_opt in net/sched/cls_flower.c (bsc#1212509). - CVE-2023-2235: Fixed an use-after-free in the Performance Events system can be exploited to achieve local privilege escalation (bsc#1210987). - CVE-2023-2002: Fixed a flaw that allowed an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication (bsc#1210566).
Patchnames
SUSE-2023-3079,SUSE-2023-3080,SUSE-SLE-Module-Live-Patching-15-SP4-2023-3079
Terms of use
CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).


To clipboard 

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      "ids": [
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          "text": "https://www.suse.com/security/cve/CVE-2023-2002"
        }
      ],
      "notes": [
        {
          "category": "general",
          "text": "A vulnerability was found in the HCI sockets implementation due to a missing capability check in net/bluetooth/hci_sock.c in the Linux Kernel. This flaw allows an attacker to unauthorized execution of management commands, compromising the confidentiality, integrity, and availability of Bluetooth communication.",
          "title": "CVE description"
        }
      ],
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          "summary": "CVE-2023-2002",
          "url": "https://www.suse.com/security/cve/CVE-2023-2002"
        },
        {
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          "summary": "SUSE Bug 1210533 for CVE-2023-2002",
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        {
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          "summary": "SUSE Bug 1210566 for CVE-2023-2002",
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          "product_ids": [
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        }
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        {
          "category": "general",
          "text": "A use-after-free vulnerability in the Linux Kernel Performance Events system can be exploited to achieve local privilege escalation.\n\nThe perf_group_detach function did not check the event\u0027s siblings\u0027 attach_state before calling add_event_to_groups(), but  remove_on_exec made it possible to call list_del_event() on before detaching from their group, making it possible to use a dangling pointer causing a use-after-free vulnerability.\n\nWe recommend upgrading past commit fd0815f632c24878e325821943edccc7fde947a2.\n\n",
          "title": "CVE description"
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        {
          "category": "general",
          "text": "An issue was discovered in fl_set_geneve_opt in net/sched/cls_flower.c in the Linux kernel before 6.3.7. It allows an out-of-bounds write in the flower classifier code via TCA_FLOWER_KEY_ENC_OPTS_GENEVE packets. This may result in denial of service or privilege escalation.",
          "title": "CVE description"
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          ]
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            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:H",
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        }
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          "date": "2023-07-31T18:34:10Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-35788"
    }
  ]
}


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