CVE-2018-5820

Severity: high (CVSS 7.3 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.4% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-04-03 · updated 2026-06-17
Weakness: CWE-190

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 the function wma_tbttoffset_update_event_handler(), a parameter received from firmware is used to allocate memory for a local buffer and is not properly validated. This can potentially result in an integer overflow subsequently leading to a heap overwrite.

Affected products

Android: all versions

References

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

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