CVE-2018-11985: google android Integer Overflow or Wraparound

Vulnerability summary

CVE-2018-11985 is a high (CVSS 7.8) Integer Overflow or Wraparound vulnerability in google android. EPSS estimates a 0.16% chance of exploitation in the next 30 days, higher than 4.2% of scored vulnerabilities.

Timeline

1. 20-12-2018
   PublishedVulnerability first disclosed.
2. 05-08-2024
   Last modifiedVulnerability information updated.

Description

In all android releases(Android for MSM, Firefox OS for MSM, QRD Android) from CAF using the linux kernel, When allocating heap using user supplied size, Possible heap overflow vulnerability due to integer overflow in roundup to native pointer.

• CWE-190Integer Overflow or WraparoundThe product performs a calculation that can produce an integer overflow or wraparound when the logic assumes that the resulting value will always be larger than the original value. This occurs when an integer value is incremented to a value that is too large to store in the associated representation. When this occurs, the value may become a very small or negative number.