suse-su-2023:3116-1
Vulnerability from csaf_suse
Published
2023-08-01 19:33
Modified
2023-08-01 19:33
Summary
Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP5)
Description of the patch
This update for the Linux Kernel 5.14.21-150500_53 fixes several issues. The following security issues were fixed: - - CVE-2023-33952: Fixed a vmwgfx Driver Double Free Local Privilege Escalation Vulnerability (bsc#1212348). - 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-2023-3116,SUSE-SLE-Module-Live-Patching-15-SP5-2023-3116
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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    "distribution": {
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        "title": "Description of the patch"
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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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          "product_ids": [
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            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.x86_64"
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        }
      ],
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            "baseSeverity": "HIGH",
            "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
            "version": "3.1"
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          "products": [
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          "text": "https://www.suse.com/security/cve/CVE-2023-2235"
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      "notes": [
        {
          "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",
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        {
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          "text": "A double-free vulnerability was found in handling vmw_buffer_object objects in the vmwgfx driver in the Linux kernel. This issue occurs due to the lack of validating the existence of an object prior to performing further free operations on the object, which may allow a local privileged user to escalate privileges and execute code in the context of the kernel.",
          "title": "CVE description"
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        }
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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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          "summary": "SUSE Bug 1212504 for CVE-2023-35788",
          "url": "https://bugzilla.suse.com/1212504"
        },
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        }
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          "product_ids": [
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            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.x86_64"
          ]
        }
      ],
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          "products": [
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.ppc64le",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.s390x",
            "SUSE Linux Enterprise Live Patching 15 SP5:kernel-livepatch-5_14_21-150500_53-default-2-150500.3.1.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "date": "2023-08-01T19:33:48Z",
          "details": "important"
        }
      ],
      "title": "CVE-2023-35788"
    }
  ]
}


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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.