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7.8

Qualcomm Snapdragon 845 firmware can overflow memory

CVE-2018-11867 · published 8 years ago
Summary

The firmware for Qualcomm Snapdragon 845 devices copies data without first checking how big the data is, which can cause a memory overflow. This could make the device crash or allow an attacker to take control. Apply any available firmware updates from the manufacturer as soon as possible to fix the problem.

What to do

The CVE record does not list a fixed version. Check the vendor's site or the advisory links below - a fix may already be released.

Affected software
VendorProductAffected versions
qualcomm sd_845_firmware All versions
cpe:2.3:o:qualcomm:sd_845_firmware:-:*:*:*:*:*:*:*
Original advisory text
Lack of buffer length check before copying in WLAN function while processing FIPS event, can lead to a buffer overflow in Snapdragon Mobile in version SD 845.
Lack of buffer length check before copying in WLAN function while processing FIPS event, can lead to a buffer overflow in Snapdragon Mobile in version SD 845.
References
Fix within
Internet-facing 14 days
Internal At next upgrade
  • Not known to be exploited
  • Needs hands-on effort to exploit (estimated)
  • Gives an attacker full control (estimated)
Severity
7.8 High
Exploitation
<1% chance of attack within 30 days
Type
CWE-119Buffer Overflow
Timeline
Published29 Oct 2018
Updated4 Nov 2026
First seen29 Sep 2026
Sources
CVE-2018-11867 · NVD
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