Vulnerability Name:

CVE-2017-14497

Assigned:2017-08-29
Published:2017-08-29
Updated:2018-01-12
Summary:The tpacket_rcv function in net/packet/af_packet.c in the Linux kernel before 4.13 mishandles vnet headers, which might allow local users to cause a denial of service (buffer overflow, and disk and memory corruption) or possibly have unspecified other impact via crafted system calls.
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
6.2 Medium (CCN CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)
5.4 Medium (CCN Temporal CVSS v3 Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/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): 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
4.9 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:N/I:N/A: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
Vulnerability Type:CWE-119
References:Source: CONFIRM
Type: VENDOR_ADVISORY
http://git.kernel.org/cgit/linux/kernel/git/torvalds/linux.git/commit/?id=edbd58be15a957f6a760c4a514cd475217eb97fd

Source: MLIST
Type: VENDOR_ADVISORY
[oss-security] 20170918 CVE-2017-14497: Linux kernel: packet: buffer overflow in tpacket_rcv()

Source: DEBIAN
Type: UNKNOWN
DSA-3981

Source: BID
Type: VENDOR_ADVISORY
100871

Source: SECTRACK
Type: VENDOR_ADVISORY
1039371

Source: SECTRACK
Type: UNKNOWN
1040106

Source: CONFIRM
Type: VENDOR_ADVISORY
https://bugzilla.redhat.com/show_bug.cgi?id=1492593

Source: XF
Type: UNKNOWN
linux-kernel-cve201714497-dos(132120)

Source: CONFIRM
Type: VENDOR_ADVISORY
https://github.com/torvalds/linux/commit/edbd58be15a957f6a760c4a514cd475217eb97fd

Source: CONFIRM
Type: VENDOR_ADVISORY
https://marc.info/?l=linux-kernel&m=150394500728906&w=2

Source: CONFIRM
Type: VENDOR_ADVISORY
https://marc.info/?t=150394517700001&r=1&w=2

Source: CONFIRM
Type: UNKNOWN
https://source.android.com/security/bulletin/2018-01-01

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:4.12.14:*:*:*:*:*:*:*

  • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:4.13.2:*:*:*:*:*:*:*

  • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.trusty:def:201714497000
    V
    CVE-2017-14497 on Ubuntu 14.04 LTS (trusty) - medium.
    2017-09-15
    oval:com.ubuntu.xenial:def:201714497000
    V
    CVE-2017-14497 on Ubuntu 16.04 LTS (xenial) - medium.
    2017-09-15
    oval:com.ubuntu.artful:def:201714497000
    V
    CVE-2017-14497 on Ubuntu 17.10 (artful) - medium.
    2017-09-15
    BACK
    linux linux kernel 4.12.14
    linux linux kernel 4.13.2