CVE-2020-11121 Memory corruption in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile

High 7.8 Published 12 Nov 2020 Updated 4 Aug 2024

A buffer overflow in the WiFi HAL process allows attackers to execute arbitrary code or escalate privileges on affected Qualcomm Snapdragon devices.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2020-11121?

CVE-2020-11121 is a high-severity memory corruption vulnerability in Qualcomm Qcm4290 Firmware, published on 12 Nov 2020. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

u'Possible buffer overflow in WIFI hal process due to usage of memcpy without checking length of destination buffer' in Snapdragon Auto, Snapdragon Compute, Snapdragon Industrial IOT, Snapdragon Mobile in QCM4290, QCS4290, QM215, QSM8350, SA6145P, SA6155, SA6155P, SA8155, SA8155P, SC8180X, SC8180XP, SDX55, SDX55M, SM4250, SM4250P, SM6115, SM6115P, SM6125, SM6250, SM6350, SM7125, SM7225, SM7250, SM7250P, SM8150, SM8150P, SM8250, SM8350, SM8350P, SXR2130, SXR2130P

Weakness: CWE-120

Which versions are affected by CVE-2020-11121?

It affects 31 products.

Products include Qualcomm Qcm4290 Firmware, Qualcomm Qcs4290 Firmware, Qualcomm Qm215 Firmware, Qualcomm Qsm8350 Firmware, Qualcomm Sa6145p Firmware, Qualcomm Sa6155 Firmware and 25 more.

How do I fix CVE-2020-11121?

No fix has been published for CVE-2020-11121 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-2020-11121 being exploited?

There is no known exploitation of CVE-2020-11121 in the wild and no public exploit code.

All Qualcomm Qcm4290 Firmware vulnerabilities

Sources

Also known as GHSA-6vj9-gmh6-m57r.