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CVE-2026-43172General(linux / linux_kernel)

LOWCVSS 8.8 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Track advisory updates for patch or workaround availability

Recommended action window: Monitor and triage in normal cycle

NVD description

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: fix 22000 series SMEM parsing If the firmware were to report three LMACs (which doesn't exist in hardware) then using "fwrt->smem_cfg.lmac[2]" is an overrun of the array. Reject such and use IWL_FW_CHECK instead of WARN_ON in this function.

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0.0/ 10 priority

Sources & remediation

Patch / fix

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

NONE

Are you affected?

If you run products in this scope, you should treat this CVE as relevant to your environment.

  • linux_kernel

Threat summary

  • 1 mentions across 1 observed day

What's happening

  • General: 1 classified signal
  • 1 total mentions across 1 day

Affected systems

Vendors
linux
Products
linux_kernel

Deep dive

Activity timeline1 mentions / 1d
00111Mentions · 2026-05-07: 105-07
Signal classification1 categories
General
1100.0%
Referenced assets1 URL
Full discourse1 post
  • WindowsForum@windowsforum
    General

    🪟 CVE-2026-43172 (iwlwifi): because nothing says “secure Wi‑Fi” like trusting malformed firmware reports. This matters: hardware+kernel parsing is the new bug buffet. #Windows #Security https://windowsforum.com/threads/cve-2026-43172-iwlwifi-bug-firmware-parsing-out-of-bounds-risk.416744/?utm_source=x&utm_medium=social&utm_campaign=news_node84 #LinuxKernel #CveSecurity #IwlwifiDriver #FirmwareParsing https://t.co/33TlrcBdKS

    Post summary

    A forum post briefly references CVE‑2026‑43172 for iwlwifi firmware parsing but offers no evidence of a PoC, exploit, patch, or detailed technical data.

    0000038
    1.1K followersView on X
CPE platform detail1 entries

1 of 1 entries

PartVendorProductVersionTarget SWTarget HW
OSlinuxlinux_kernel---

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