CVE-2019-20556 Memory corruption in n/a
Attackers can exploit RKP memory corruption to control effective addresses in EL2, potentially leading to privilege escalation or code execution on Samsung mobile devices.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-20556?
CVE-2019-20556 is a critical memory corruption vulnerability in Google Android, published on 24 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered on Samsung mobile devices with P(9.0) (SM6150, SM8150, SM8150_FUSION, exynos7885, exynos9610, and exynos9820 chipsets) software. RKP memory corruption allows attackers to control the effective address in EL2. The Samsung ID is SVE-2019-15221 (October 2019).
Weakness: CWE-787
Which versions are affected by CVE-2019-20556?
It affects 1 product.
Products include Google Android.
How do I fix CVE-2019-20556?
No fix has been published for CVE-2019-20556 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2019-20556 being exploited?
There is no known exploitation of CVE-2019-20556 in the wild and no public exploit code.
Other vulnerabilities in Google Android
Sources
Also known as GHSA-9rw4-p5xc-jqhg.