CVE-2018-11877 Memory corruption in Snapdragon Mobile
A buffer overflow in Qualcomm Snapdragon WLAN firmware allows attackers to bypass bounds checks and potentially execute arbitrary code or escalate privileges.
- 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-2018-11877?
CVE-2018-11877 is a high-severity memory corruption vulnerability in Qualcomm Sd 835 Firmware, published on 29 Oct 2018. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
When the buffer length passed is very large in WLAN, bounds check could be bypassed leading to potential buffer overwrite in Snapdragon Mobile in version SD 835, SD 845, SD 850, SDA660.
Weakness: CWE-119
Which versions are affected by CVE-2018-11877?
It affects 4 products.
Products include Qualcomm Sd 835 Firmware, Qualcomm Sd 845 Firmware, Qualcomm Sd 850 Firmware, Qualcomm Sda660 Firmware.
How do I fix CVE-2018-11877?
No fix has been published for CVE-2018-11877 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-2018-11877 being exploited?
There is no known exploitation of CVE-2018-11877 in the wild and no public exploit code.
Other vulnerabilities in Qualcomm Sd 835 Firmware
Sources
Also known as GHSA-wvv4-jm8h-83w8.