suse-su-2023:3055-1
Vulnerability from csaf_suse
Published
2023-07-31 10:55
Modified
2023-07-31 10:55
Summary
Security update for the Linux Kernel (Live Patch 10 for SLE 15 SP4)

Notes

Title of the patch
Security update for the Linux Kernel (Live Patch 10 for SLE 15 SP4)
Description of the patch
This update for the Linux Kernel 5.14.21-150400_24_55 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-2023-3052,SUSE-2023-3055,SUSE-2023-3058,SUSE-2023-3062,SUSE-SLE-Module-Live-Patching-15-SP4-2023-3052
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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          "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.",
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          "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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          "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.",
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          "details": "important"
        }
      ],
      "title": "CVE-2023-35788"
    }
  ]
}


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Tags
Taxonomy of the tags.




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.