CVE-2015-8767

Aliases:UBUNTU-CVE-2015-8767DEBIAN-CVE-2015-8767
Advisory lineage Upstream: 0 Downstream: 18
Modified
Published: 08 Feb 2016, 02:00
Last modified:06 Aug 2024, 08:29

Vulnerability Summary

Overall Risk (default)
medium
25/100
CVSS Score
6.2 MEDIUM
v3.0 (nvd)
EPSS Score
0.39% LOW
0% probability +0.27%
KEV
Not listed
Ransomware
No reports
Public exploits
None found
Dark Web
Not detected

Timeline

08 Feb 2016, 02:00
Published
Vulnerability first disclosed
06 Aug 2024, 08:29
Last Modified
Vulnerability information updated

Description

net/sctp/sm_sideeffect.c in the Linux kernel before 4.3 does not properly manage the relationship between a lock and a socket, which allows local users to cause a denial of service (deadlock) via a crafted sctp_accept call.

CVSS Metrics

  • v3.0•MEDIUM•Score: 6.2CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • v2.0•MEDIUM•Score: 4.9AV:L/AC:L/Au:N/C:N/I:N/A:C

EPSS Trends

Current EPSS score: 0.39%• Percentile: 33%

Techniques & Countermeasures

  • CWE-362•Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

    The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

Affected Systems

  • canonical•ubuntu_linux

    12.04 | 14.04 | 15.10

  • debian•linux

    < 4.3.1-1 | < 4.3.1-1 | < 4.3.1-1 | < 4.3.1-1

  • ubuntu•linux

    < 3.13.0-96.143

  • ubuntu•linux-azure

    all

  • ubuntu•linux-azure-6.11

    all

  • ubuntu•linux-azure-fde

    all

  • ubuntu•linux-azure-fde-5.15

    all

  • ubuntu•linux-gcp

    all

  • ubuntu•linux-gcp-6.11

    all

  • ubuntu•linux-gke

    all

  • ubuntu•linux-gkeop

    all

  • ubuntu•linux-hwe

    all

  • ubuntu•linux-hwe-6.11

    all

  • ubuntu•linux-hwe-edge

    all

  • ubuntu•linux-intel-iot-realtime

    all

  • ubuntu•linux-lowlatency-hwe-6.11

    all

  • ubuntu•linux-lts-utopic

    < 3.16.0-67.87~14.04.1

  • ubuntu•linux-lts-vivid

    < 3.19.0-56.62~14.04.1

  • ubuntu•linux-lts-wily

    < 4.2.0-34.39~14.04.1

  • ubuntu•linux-raspi-realtime

    all

  • ubuntu•linux-raspi2

    all

  • ubuntu•linux-realtime

    all | all

  • ubuntu•linux-riscv

    all | all | all

  • debian•debian_linux

    7.0 | 8.0

  • linux•linux_kernel

    < 4.3

References (38)