Vulnerability Name:

CVE-2017-8890

Assigned:2017-05-09
Published:2017-05-09
Updated:2018-08-30
Summary:The inet_csk_clone_lock function in net/ipv4/inet_connection_sock.c in the Linux kernel through 4.10.15 allows attackers to cause a denial of service (double free) or possibly have unspecified other impact by leveraging use of the accept system call.
CVSS v3 Severity:7.8 High (CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)
6.8 Medium (Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C)
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): High
Integrity (I): High
Availibility (A): High
4.0 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)
3.5 Low (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C)
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): Low
6.5 Medium (REDHAT CVSS v3 Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H)
5.7 Medium (REDHAT Temporal CVSS v3 Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:H/E:U/RL:O/RC:C)
Exploitability Metrics:Attack Vector (AV): Network
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): None
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): Low
Availibility (A): High
CVSS v2 Severity:7.2 High (CVSS v2 Vector: AV:L/AC:L/Au:N/C:C/I:C/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Complete
Integrity (I): Complete
Availibility (A): Complete
2.1 Low (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A:P)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Partial
Vulnerability Type:CWE-415
CWE-416
References:Source: CONFIRM
Type: VENDOR_ADVISORY
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=657831ffc38e30092a2d5f03d385d710eb88b09a

Source: DEBIAN
Type: VENDOR_ADVISORY
DSA-3886

Source: BID
Type: VENDOR_ADVISORY
98562

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:1842

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:2077

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2017:2669

Source: REDHAT
Type: VENDOR_ADVISORY
RHSA-2018:1854

Source: XF
Type: UNKNOWN
linux-kernel-cve20178890-dos(125914)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://github.com/torvalds/linux/commit/657831ffc38e30092a2d5f03d385d710eb88b09a

Source: CONFIRM
Type: VENDOR_ADVISORY
https://source.android.com/security/bulletin/2017-09-01

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:4.10.15:*:*:*:*:*:*:*

  • Configuration 2:
  • cpe:/o:debian:debian_linux:8.0:*:*:*:*:*:*:*
  • OR cpe:/o:debian:debian_linux:9.0:*:*:*:*:*:*:*

  • Configuration RedHat 1:
  • cpe:/o:redhat:enterprise_linux:6:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:4.10.15:*:*:*:*:*:*:*
  • AND
  • cpe:/a:ibm:powerkvm:3.1:*:*:*:*:*:*:*
  • OR cpe:/a:ibm:qradar_network_security:5.4:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:org.opensuse.security:def:20178890
    V
    CVE-2017-8890
    2018-09-18
    oval:com.redhat.rhsa:def:20181854
    P
    RHSA-2018:1854: kernel security and bug fix update (Important)
    2018-06-19
    oval:com.redhat.rhsa:def:20171842
    P
    RHSA-2017:1842: kernel security, bug fix, and enhancement update (Important)
    2017-08-01
    oval:com.redhat.rhsa:def:20172077
    P
    RHSA-2017:2077: kernel-rt security, bug fix, and enhancement update (Important)
    2017-08-01
    oval:com.ubuntu.artful:def:20178890000
    V
    CVE-2017-8890 on Ubuntu 17.10 (artful) - medium.
    2017-05-10
    oval:com.ubuntu.xenial:def:20178890000
    V
    CVE-2017-8890 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-05-10
    oval:com.ubuntu.trusty:def:20178890000
    V
    CVE-2017-8890 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-05-10
    BACK
    linux linux kernel 4.10.15
    debian debian linux 8.0
    debian debian linux 9.0
    linux linux kernel 4.10.15
    ibm powerkvm 3.1
    ibm qradar network security 5.4