CVE-2011-4621

CVSS V2 Medium 4.9 CVSS V3 Medium 5.5
Description
The Linux kernel before 2.6.37 does not properly implement a certain clock-update optimization, which allows local users to cause a denial of service (system hang) via an application that executes code in a loop.
Overview
  • CVE ID
  • CVE-2011-4621
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2012-05-17T11:00:35
  • Last Modified Date
  • 2023-02-13T03:23:59
Weakness Enumerations
CWE URL
CWE-835 http://cwe.mitre.org/data/definitions/835.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 2.6.37
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:N/I:N/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 4.9
  • Severity
  • MEDIUM
  • Exploitability Score
  • 3.9
  • Impact Score
  • 6.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 1.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://github.com/torvalds/linux/commit/f26f9aff6aaf67e9a430d16c266f91b13a5bff64 Patch Third Party Advisory
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=f26f9aff6aaf67e9a430d16c266f91b13a5bff64 Mailing List Patch Vendor Advisory
http://ftp.osuosl.org/pub/linux/kernel/v2.6/ChangeLog-2.6.37 Broken Link
https://bugzilla.redhat.com/show_bug.cgi?id=769711 Issue Tracking Patch Third Party Advisory
http://www.openwall.com/lists/oss-security/2011/12/21/6 Exploit Mailing List Patch Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2011-4621
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-4621
History
Created Old Value New Value Data Type Notes
2022-05-10 16:39:30 Added to TrackCVE
2023-02-13 05:04:45 2023-02-13T03:23:59 CVE Modified Date updated
2023-02-13 05:04:45 Analyzed Modified Vulnerability Status updated