CVE-2018-5821 — HIGH (7.3) — White Hats Nepal

Vulnerability Description

In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, in function wma_wow_wakeup_host_event(), wake_info->vdev_id is received from FW and is used directly as array index to access wma->interfaces whose max index should be (max_bssid-1). If wake_info->vdev_id is greater than or equal to max_bssid, an out-of-bounds read occurs.

CVSS Score

7.3

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

LOW

Availability

LOW

Affected Products

Vendor	Product	Versions
Google	Android	-

Related Weaknesses (CWE)

CWE-125

References

https://source.android.com/security/bulletin/pixel/2018-04-01Vendor Advisory
https://source.android.com/security/bulletin/pixel/2018-04-01Vendor Advisory

FAQ

What is CVE-2018-5821?

CVE-2018-5821 is a vulnerability with a CVSS score of 7.3 (HIGH). In Qualcomm Android for MSM, Firefox OS for MSM, and QRD Android with all Android releases from CAF using the Linux kernel before security patch level 2018-04-05, in function wma_wow_wakeup_host_event...

How severe is CVE-2018-5821?

CVE-2018-5821 has been rated HIGH with a CVSS base score of 7.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-5821?

Check the references section above for vendor advisories and patch information. Affected products include: Google Android.