CVE-2009-3621

Advisory lineage Upstream: 0 Downstream: 6
Modified
Published: 22 Oct 2009, 15:26
Last modified:07 Aug 2024, 06:31

Vulnerability Summary

Overall Risk (default)
medium
32/100
CVSS Score
5.5 MEDIUM
v3.1 (nvd)
EPSS Score
0.07% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
5 found
Dark Web
Not detected

Timeline

22 Oct 2009, 15:26
Published
Vulnerability first disclosed
07 Aug 2024, 06:31
Last Modified
Vulnerability information updated

Description

net/unix/af_unix.c in the Linux kernel 2.6.31.4 and earlier allows local users to cause a denial of service (system hang) by creating an abstract-namespace AF_UNIX listening socket, performing a shutdown operation on this socket, and then performing a series of connect operations to this socket.

CVSS Metrics

  • v3.1•MEDIUM•Score: 5.5CVSS:3.1/AV:L/AC:L/PR:L/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: 0.07%• Percentile: 22%

Techniques & Countermeasures

  • CWE-400•Uncontrolled Resource Consumption

    The product does not properly control the allocation and maintenance of a limited resource.

Affected Systems

  • canonical•ubuntu_linux

    6.06 | 8.04 | 8.10 | 9.04 | 9.10

  • fedoraproject•fedora

    10

  • linux•linux_kernel

    ≤ 2.6.31.4

  • opensuse•opensuse

    11.0 | 11.2

  • suse•suse_linux_enterprise_desktop

    10:sp2 | 10:sp3

  • suse•suse_linux_enterprise_server

    10:sp2 | 10:sp3

  • vmware•esx

    4.0

  • vmware•vma

    4.0

References (26)