Vulnerability Name:

CVE-2018-14616 (CCN-147626)

Assigned:2018-07-09
Published:2018-07-09
Updated:2019-04-03
Summary:An issue was discovered in the Linux kernel through 4.17.10. There is a NULL pointer dereference in fscrypt_do_page_crypto() in fs/crypto/crypto.c when operating on a file in a corrupted f2fs image.
CVSS v3 Severity:5.5 Medium (CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
5.5 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H)
4.9 Medium (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H/E:U/RL:U/RC:R)
Exploitability Metrics:Attack Vector (AV): Local
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): Required
Scope:Scope (S): Unchanged
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): High
CVSS v2 Severity:7.1 High (CVSS v2 Vector: AV:N/AC:M/Au:N/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (Au): None
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:S/C:N/I:N/A:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): Single_Instance
Impact Metrics:Confidentiality (C): None
Integrity (I): None
Availibility (A): Complete
Vulnerability Type:CWE-476
Vulnerability Consequences:Denial of Service
References:Source: MITRE
Type: CNA
CVE-2018-14616

Source: BID
Type: Third Party Advisory, VDB Entry
104917

Source: CCN
Type: BID-104917
Linux Kernel Multiple Denial of Service Vulnerabilities

Source: CCN
Type: Kernel.org Bugzilla – Bug 200465
null ptr dereference in fscrypt_do_page_crypto() when operating a file on a corrupted f2fs image

Source: MISC
Type: Exploit, Issue Tracking, Third Party Advisory
https://bugzilla.kernel.org/show_bug.cgi?id=200465

Source: XF
Type: UNKNOWN
linux-kernel-cve201814616-dos(147626)

Source: MLIST
Type: UNKNOWN
[debian-lts-announce] 20190315 [SECURITY] [DLA 1715-1] linux-4.9 security update

Source: UBUNTU
Type: UNKNOWN
USN-3932-1

Source: UBUNTU
Type: UNKNOWN
USN-3932-2

Source: UBUNTU
Type: UNKNOWN
USN-4094-1

Source: UBUNTU
Type: UNKNOWN
USN-4118-1

Source: CCN
Type: Linux Kernel Web site
The Linux Kernel Archives

Source: CCN
Type: WhiteSource Vulnerability Database
CVE-2018-14616

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version <= 4.17.10)

    • Configuration CCN 1:
  • cpe:/o:linux:linux_kernel:4.17.10:*:*:*:*:*:*:*

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.disco:def:2018146160000000
    V
    		CVE-2018-14616 on Ubuntu 19.04 (disco) - low.
    2018-07-27
    oval:com.ubuntu.bionic:def:201814616000
    V
    		CVE-2018-14616 on Ubuntu 18.04 LTS (bionic) - low.
    2018-07-27
    oval:com.ubuntu.cosmic:def:2018146160000000
    V
    		CVE-2018-14616 on Ubuntu 18.10 (cosmic) - low.
    2018-07-27
    oval:com.ubuntu.cosmic:def:201814616000
    V
    		CVE-2018-14616 on Ubuntu 18.10 (cosmic) - low.
    2018-07-27
    oval:com.ubuntu.bionic:def:2018146160000000
    V
    		CVE-2018-14616 on Ubuntu 18.04 LTS (bionic) - low.
    2018-07-27
    oval:com.ubuntu.trusty:def:201814616000
    V
    		CVE-2018-14616 on Ubuntu 14.04 LTS (trusty) - low.
    2018-07-27
    oval:com.ubuntu.xenial:def:2018146160000000
    V
    		CVE-2018-14616 on Ubuntu 16.04 LTS (xenial) - low.
    2018-07-27
    oval:com.ubuntu.xenial:def:201814616000
    V
    		CVE-2018-14616 on Ubuntu 16.04 LTS (xenial) - low.
    2018-07-27
    BACK
    linux linux kernel *
    linux linux kernel 4.17.10