CVE intelligence and bounded remediation

CVE-2025-14136 — Linksys Re6500 Firmware security vulnerability

High CVSS 9

A security flaw has been discovered in Linksys RE6500, RE6250, RE6300, RE6350, RE7000 and RE9000 1.0.013.001/1.0.04.001/1.0.04.002/1.1.05.003/1.2.07.001. This vulnerability affects the function RE2000v2Repeater_get_wired_clientlist_setClientsName of the file mod_form.so. The manipulation of the argument clientsname_0 results in stack-based buffer overflow. The attack may be launched remotely. The exploit has been released to the public and may be exploited. The vendor was contacted early about this disclosure but did not respond in any way.

Severity
High
CVSS
9 (2.0)
Published
2025-12-06
CISA KEV
Not currently listed
Ecosystem
operating-system
Weaknesses
CWE-119, CWE-121, CWE-787

Affected products

  • linksys / re6500_firmware / 1.0.013.001
  • linksys / re6250_firmware / 1.0.04.001
  • linksys / re6300_firmware / 1.2.07.001
  • linksys / re6350_firmware / 1.0.04.001
  • linksys / re7000_firmware / 1.1.05.003
  • linksys / re9000_firmware / 1.0.04.002

Matched remediation archetype

Buffer bounds, memory safety, and memory corruption

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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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