Vulnerability Name:

CVE-2011-4594 (CCN-71695)

Assigned:2011-08-25
Published:2011-08-25
Updated:2023-02-13
Summary:The __sys_sendmsg function in net/socket.c in the Linux kernel before 3.1 allows local users to cause a denial of service (system crash) via crafted use of the sendmmsg system call, leading to an incorrect pointer dereference.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
6.2 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:4.9 Medium (CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.9 Medium (REDHAT CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C)
3.7 Low (REDHAT Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:C/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2011-4594

Source: secalert@redhat.com
Type: UNKNOWN
secalert@redhat.com

Source: CCN
Type: RHSA-2012-0350
Moderate: kernel security and bug fix update

Source: secalert@redhat.com
Type: Mailing List, Patch, Vendor Advisory
secalert@redhat.com

Source: secalert@redhat.com
Type: Mailing List, Third Party Advisory
secalert@redhat.com

Source: CCN
Type: OSVDB ID: 79838
Linux Kernel net/socket.c __sys_sendmsg() Function Multiple Pointer Dereference Local DoS

Source: CCN
Type: BID-50984
Linux Kernel CVE-2011-4594 Pointer Dereference Denial of Service Vulnerability

Source: CCN
Type: Red Hat Bugzilla Bug 761646
CVE-2011-4594 kernel: send(m)msg: user pointer dereferences

Source: secalert@redhat.com
Type: Issue Tracking, Patch, Third Party Advisory
secalert@redhat.com

Source: XF
Type: UNKNOWN
linux-kernel-socket-dos(71695)

Source: secalert@redhat.com
Type: Patch, Third Party Advisory
secalert@redhat.com

Vulnerable Configuration:Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*
    • Configuration RedHat 2:
  • cpe:/o:redhat:enterprise_linux:6::client:*:*:*:*:*
    • Configuration RedHat 3:
  • cpe:/o:redhat:enterprise_linux:6::computenode:*:*:*:*:*
    • Configuration RedHat 4:
  • cpe:/o:redhat:enterprise_linux:6::server:*:*:*:*:*
    • Configuration RedHat 5:
  • cpe:/o:redhat:enterprise_linux:6::workstation:*:*:*:*:*

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:3.0.4:*:*:*:*:*:*:*
  • AND
  • cpe:/o:redhat:enterprise_linux:6:*:server:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux:6:*:workstation:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_desktop:6:*:*:*:*:*:*:*
  • OR cpe:/o:redhat:enterprise_linux_hpc_node:6:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.mitre.oval:def:14681
    P
    		USN-1260-1 -- Linux kernel (OMAP4) vulnerability
    2014-06-30
    oval:org.mitre.oval:def:15329
    P
    		USN-1275-1 -- Linux kernel vulnerability
    2014-06-30
    oval:org.mitre.oval:def:23710
    P
    		ELSA-2012:0350: kernel security and bug fix update (Moderate)
    2014-05-26
    oval:org.mitre.oval:def:21098
    P
    		RHSA-2012:0350: kernel security and bug fix update (Moderate)
    2014-02-24
    oval:com.ubuntu.xenial:def:201145940000000
    V
    		CVE-2011-4594 on Ubuntu 16.04 LTS (xenial) - medium.
    2012-05-17
    oval:com.ubuntu.precise:def:20114594000
    V
    		CVE-2011-4594 on Ubuntu 12.04 LTS (precise) - medium.
    2012-05-17
    oval:com.ubuntu.trusty:def:20114594000
    V
    		CVE-2011-4594 on Ubuntu 14.04 LTS (trusty) - medium.
    2012-05-17
    oval:com.ubuntu.xenial:def:20114594000
    V
    		CVE-2011-4594 on Ubuntu 16.04 LTS (xenial) - medium.
    2012-05-17
    oval:com.redhat.rhsa:def:20120350
    P
    		RHSA-2012:0350: kernel security and bug fix update (Moderate)
    2012-03-06
    BACK
    linux linux kernel 3.0.4
    redhat enterprise linux 6
    redhat enterprise linux 6
    redhat enterprise linux desktop 6
    redhat enterprise linux hpc node 6