CVE intelligence and bounded remediation

CVE-2020-11172 — Qualcomm Ipq4019 Firmware security vulnerability

Critical CVSS 9.8

u'fscanf reads a string from a file and stores its contents on a statically allocated stack memory which leads to stack overflow' in Snapdragon Wired Infrastructure and Networking in IPQ4019, IPQ6018, IPQ8064, IPQ8074, QCA9531, QCA9980

Severity
Critical
CVSS
9.8 (3.1)
Published
2020-11-02
CISA KEV
Not currently listed
Ecosystem
operating-system
Weaknesses
CWE-120

Affected products

  • qualcomm / ipq4019_firmware
  • qualcomm / ipq6018_firmware
  • qualcomm / ipq8064_firmware
  • qualcomm / ipq8074_firmware
  • qualcomm / qca9531_firmware
  • qualcomm / qca9980_firmware

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

This catalog composition supplies bounded fallback guidance. Explicitly reviewed curated workflows load with the complete record below.

Check exposure

  • Identify affected native-code versions, build flags, architectures, parsers, codecs, drivers, and input paths in all shipped artifacts.
  • Determine whether untrusted data reaches the affected routine and the process privilege, sandbox, and network exposure.
  • Confirm statically linked, vendored, firmware, and platform-provided copies, not only package-manager records.

Remediate safely

  • Apply the maintained upstream correction or replace the affected component, then rebuild every dependent artifact from clean inputs.
  • Adopt bounds-checked interfaces, validated sizes and integer conversions, clear ownership, and memory-safe components where practical.
  • Enable supported compiler and runtime hardening and add sanitized tests and fuzz regression seeds derived from non-weaponized fixtures.

Authoritative sources

Complete CVE record and remediation plan

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