CVE-2011-2525

CVSS V2 High 7.2 CVSS V3 High 7.8
Description
The qdisc_notify function in net/sched/sch_api.c in the Linux kernel before 2.6.35 does not prevent tc_fill_qdisc function calls referencing builtin (aka CQ_F_BUILTIN) Qdisc structures, which allows local users to cause a denial of service (NULL pointer dereference and OOPS) or possibly have unspecified other impact via a crafted call.
Overview
  • CVE ID
  • CVE-2011-2525
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Modified
  • Published Version
  • 2012-02-02T04:09:47
  • Last Modified Date
  • 2023-02-13T00:18:51
Weakness Enumerations
CWE URL
CWE-476 http://cwe.mitre.org/data/definitions/476.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:* 1 OR 2.6.35
cpe:2.3:o:redhat:enterprise_linux:4.0:*:*:*:*:*:*:* 1 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:L/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • LOCAL
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.2
  • Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • LOCAL
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.8
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://bugzilla.redhat.com/show_bug.cgi?id=720552 Issue Tracking Patch Third Party Advisory
http://kerneltrap.org/mailarchive/linux-netdev/2010/5/21/6277805 Broken Link
http://mirror.anl.gov/pub/linux/kernel/v2.6/ChangeLog-2.6.35 Broken Link
http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=53b0f08042f04813cd1a7473dacd3edfacb28eb3 Exploit Patch Vendor Advisory
http://openwall.com/lists/oss-security/2011/07/12/1 Mailing List Patch Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2011-1065.html Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2011-1163.html Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2011-2525
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2011-2525
History
Created Old Value New Value Data Type Notes
2022-05-10 17:26:35 Added to TrackCVE
2023-02-13 01:03:40 2023-02-13T00:18:51 CVE Modified Date updated
2023-02-13 01:03:40 Analyzed Modified Vulnerability Status updated