CVE-2018-5835 Memory corruption in Android for MSM, Firefox OS for MSM, QRD Android

High 7.8 Published 6 Jul 2018 Updated 16 Sep 2024

A buffer overflow in the WLAN driver allows attackers to execute arbitrary code or escalate privileges on Qualcomm-based Android 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-2018-5835?

CVE-2018-5835 is a high-severity memory corruption vulnerability in Google Android, published on 6 Jul 2018. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

If the seq_len is greater then CSR_MAX_RSC_LEN, a buffer overflow in __wlan_hdd_cfg80211_add_key() may occur when copying keyRSC in Android releases from CAF using the linux kernel (Android for MSM, Firefox OS for MSM, QRD Android) before security patch level 2018-06-05.

Weakness: CWE-119

Which versions are affected by CVE-2018-5835?

It affects 1 product.

Products include Google Android.

How do I fix CVE-2018-5835?

No fix has been published for CVE-2018-5835 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-2018-5835 being exploited?

There is no known exploitation of CVE-2018-5835 in the wild and no public exploit code.

All Google Android vulnerabilities

Sources

Also known as GHSA-mhq9-h779-3f7g.