Resource exhaustion in Linux Linux_kernel
CVE-2009-3621
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…
Vulnerability class: DoS (Denial of Service)
EPSS: 0.010 (57.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Linux Linux_kernel
- Vmware Esx — versions 4.0
- Vmware Vma — versions 4.0
- Canonical Ubuntu_linux — versions 6.06, 8.04, 8.10
- Fedoraproject Fedora — versions 10
- Opensuse — versions 11.0, 11.2
- Suse Suse_linux_enterprise_desktop — versions 10
- Suse Suse_linux_enterprise_server — versions 10
- N/a — versions n/a
Weakness classification (CWE)
References
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Exploit, Patch, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_CONFIRM, Exploit, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Broken Link)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Exploit, Patch, Mailing List, Third Party Advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
- secalert@redhat.com (x_refsource_UBUNTU, vendor-advisory, Third Party Advisory)
- secalert@redhat.com (x_refsource_SECUNIA, Broken Link, third-party-advisory)
- secalert@redhat.com (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2009-3621?
- CVE-2009-3621 is a medium-severity vulnerability in Linux Linux_kernel, classified under Uncontrolled Resource Consumption. CVSS score: 5.5/10. Published 2009-10-22.
- How severe is CVE-2009-3621?
- Medium severity. CVSS v3 base score is 5.5 out of 10.