Multiple Code Aurora products privilege escalation

code-aurora-cve20136123-priv-esc (90505) The risk level is classified as MediumMedium Risk

Description:

Multiple Code Aurora products could allow a local attacker to gain elevated privileges on the system, caused by multiple array index errors in msm_cam_server.c within the MSM camera driver. By leveraging camera device-node access, a local attacker could exploit this vulnerability to gain elevated privileges on the system.

*CVSS:

Base Score: 4.6
  Access Vector: Local
  Access Complexity: Low
  Authentication: None
  Confidentiality Impact: Partial
  Integrity Impact: Partial
  Availability Impact: Partial
 
Temporal Score: 3.4
  Exploitability: Unproven
  Remediation Level: Official-Fix
  Report Confidence: Confirmed

Consequences:

Gain Privileges

Remedy:

Refer to Code Aurora Web site for patch, upgrade or suggested workaround information. See References.

References:

  • Code Aurora Web site: msm:camera: Bounds and validity check for params.
  • BID-64979: Code Aurora Multiple Products 'msm_cam_server.c' Privilege Escalation Vulnerabilty
  • CVE-2013-6123: Multiple array index errors in drivers/media/video/msm/server/msm_cam_server.c in the MSM camera driver for the Linux kernel 3.x, as used in Qualcomm Innovation Center (QuIC) Android contributions for MSM devices and other products, allow attackers to gain privileges by leveraging camera device-node access, related to the (1) msm_ctrl_cmd_done, (2) msm_ioctl_server, and (3) msm_server_send_ctrl functions.

Platforms Affected:

  • CodeAurora Android-MSM 2.6.29
  • Qualcomm Quic Mobile Station Modem Kernel 3.10

Reported:

Oct 11, 2013

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