Vulnerability Name:

CVE-2014-4323 (CCN-99885)

Assigned:2014-12-11
Published:2014-12-11
Updated:2020-08-14
Summary:The mdp_lut_hw_update function in drivers/video/msm/mdp.c in the MDP display driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, does not validate certain start and length values within an ioctl call, which allows attackers to gain privileges via a crafted application.
CVSS v3 Severity:5.9 Medium (CCN CVSS v3.1 Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L)
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): Low
Integrity (I): Low
Availibility (A): Low
CVSS v2 Severity:7.5 High (CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P)
5.5 Medium (Temporal CVSS v2 Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
4.6 Medium (CCN CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P)
3.4 Low (CCN Temporal CVSS v2 Vector: AV:L/AC:L/Au:N/C:P/I:P/A:P/E:U/RL:OF/RC:C)
Exploitability Metrics:Access Vector (AV): Local
Access Complexity (AC): Low
Athentication (Au): None
Impact Metrics:Confidentiality (C): Partial
Integrity (I): Partial
Availibility (A): Partial
Vulnerability Type:CWE-20
Vulnerability Consequences:Gain Privileges
References:Source: MITRE
Type: CNA
CVE-2014-4323

Source: XF
Type: UNKNOWN
quic-mdpdisplay-cve20144323-priv-esc(99885)

Source: CCN
Type: QCIR-2014-00007-1
Improper input validation in MDP driver when processing color maps (CVE-2014-4323)

Source: CONFIRM
Type: Broken Link
https://www.codeaurora.org/projects/security-advisories/improper-input-validation-mdp-driver-when-processing-color-maps

Vulnerable Configuration:Configuration 1:
  • cpe:/o:linux:linux_kernel:*:*:*:*:*:*:*:* (Version >= 3.0.0 and <= 3.16.1)

    • * Denotes that component is vulnerable
    Oval Definitions
    Definition IDClassTitleLast Modified
    oval:com.ubuntu.xenial:def:201443230000000
    V
    		CVE-2014-4323 on Ubuntu 16.04 LTS (xenial) - high.
    2014-12-12
    oval:com.ubuntu.bionic:def:20144323000
    V
    		CVE-2014-4323 on Ubuntu 18.04 LTS (bionic) - high.
    2014-12-12
    oval:com.ubuntu.xenial:def:20144323000
    V
    		CVE-2014-4323 on Ubuntu 16.04 LTS (xenial) - high.
    2014-12-12
    oval:com.ubuntu.cosmic:def:20144323000
    V
    		CVE-2014-4323 on Ubuntu 18.10 (cosmic) - high.
    2014-12-12
    oval:com.ubuntu.cosmic:def:201443230000000
    V
    		CVE-2014-4323 on Ubuntu 18.10 (cosmic) - high.
    2014-12-12
    oval:com.ubuntu.precise:def:20144323000
    V
    		CVE-2014-4323 on Ubuntu 12.04 LTS (precise) - high.
    2014-12-12
    oval:com.ubuntu.bionic:def:201443230000000
    V
    		CVE-2014-4323 on Ubuntu 18.04 LTS (bionic) - high.
    2014-12-12
    oval:com.ubuntu.trusty:def:20144323000
    V
    		CVE-2014-4323 on Ubuntu 14.04 LTS (trusty) - high.
    2014-12-12
    BACK
    linux linux kernel *