CVE-2018-11948 : Security Advisory and Response
Learn about CVE-2018-11948 affecting Snapdragon Auto, Compute, Connectivity, Consumer Electronics, Consumer IOT, Industrial IOT, Mobile, Voice & Music by Qualcomm. Find out the impact, affected systems, versions, and mitigation steps.
Snapdragon Auto, Snapdragon Compute, Snapdragon Connectivity, Snapdragon Consumer Electronics Connectivity, Snapdragon Consumer IOT, Snapdragon Industrial IOT, Snapdragon Mobile, Snapdragon Voice & Music by Qualcomm, Inc. are affected by a vulnerability that can lead to information loss.
Understanding CVE-2018-11948
This CVE involves exceeding usage entry limits in various Snapdragon products, potentially resulting in the loss of tracked information.
What is CVE-2018-11948?
The vulnerability in Snapdragon products can cause a lack of continuity in content due to untracked information when usage entries exceed limits.
The Impact of CVE-2018-11948
Exceeding usage entry limits can lead to the loss of information, affecting the tracking and continuity of content in the mentioned Snapdragon products.
Technical Details of CVE-2018-11948
The technical aspects of this CVE include:
Vulnerability Description
The vulnerability involves improper validation of array index in content protection, impacting the tracking and continuity of information.
Affected Systems and Versions
The following systems and versions are affected:
- Snapdragon Auto
- Snapdragon Compute
- Snapdragon Connectivity
- Snapdragon Consumer Electronics Connectivity
- Snapdragon Consumer IOT
- Snapdragon Industrial IOT
- Snapdragon Mobile
- Snapdragon Voice & Music
Versions:
- MSM8996AU
- QCS605
- SD 410/12
- SD 425
- SD 427
- SD 430
- SD 435
- SD 439 / SD 429
- SD 450
- SD 625
- SD 632
- SD 636
- SD 675
- SD 712 / SD 710 / SD 670
- SD 820
- SD 820A
- SD 835
- SD 845 / SD 850
- SD 8CX
- SDA660
- SDM439
- SDM630
- SDM660
- Snapdragon_High_Med_2016
- SXR1130
Exploitation Mechanism
The vulnerability is exploited by exceeding the usage entry limits, causing the loss of tracked information and disrupting content continuity.
Mitigation and Prevention
To address CVE-2018-11948, consider the following steps:
Immediate Steps to Take
- Monitor and limit usage entries to prevent exceeding limits.
- Regularly review and update content tracking mechanisms.
Long-Term Security Practices
- Implement proper input validation to ensure data integrity.
- Conduct regular security audits and assessments to identify vulnerabilities.
Patching and Updates
- Apply patches and updates provided by Qualcomm to address the vulnerability and enhance system security.