VulnSocial

CVE-2026-80574General

LOWCVSS 8.4 · HIGH

Signal is active with 1 mentions in latest observed window

Immediate actions

  • Patch affected systems immediately

Recommended action window: Monitor and triage in normal cycle

NVD description

In the Linux kernel, the following vulnerability has been resolved: Input: focaltech - fix array out-of-bounds in focaltech_process_rel_packet Make finger2 (and also finger1) unsigned, so that if the finger index in the packet is 0 then subtracting 1 creates an array index which overflows above the existing check for FOC_MAX_FINGERS, as the existing comment says it should, instead of writing to state->fingers[-1].

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0.5/ 10 priority

Sources & remediation

Other references

Priority

LOW

Exploitation

NONE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Patch or workaround signal is available
  • 2 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Patch or workaround mentioned in 1 signal
  • Technical details provided in 2 signals
  • General: 1 classified signal
  • Peaked 1d ago at 1 mentions (2026-08-26); latest day: 1
  • 2 total mentions across 2 days

Deep dive

Activity timeline2 mentions / 2d
00111Mentions · 2026-08-26: 1Mentions · 2026-08-28: 1Patch / Workaround · 2026-08-28: 1Technical Details · 2026-08-26: 1Technical Details · 2026-08-28: 108-2608-28
Signal classification2 categories
General
150.0%
Patch
150.0%
Referenced assets3 URLs
Classification over time
DateTotalLabels
2026-08-261
General1
2026-08-281
Patch1
Full discourse2 posts
  • CVE@CVEnew
    Patch

    CVE-2026-80574 In the Linux kernel, the following vulnerability has been resolved: Input: focaltech - fix array out-of-bounds in focaltech_process_rel_packet Make finger2 (and als… https://www.cve.org/CVERecord?id=CVE-2026-80574

    Post summary

    The announcement confirms CVE-2026-80574 has been fixed in the Linux kernel via a resolution that addresses an array out‑of‑bounds issue in focaltech_process_rel_packet, with no evidence of active exploitation or PoC.

    00000717
    58.0K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-80574 Linux Kernel Array Out-of-Bounds in Focaltech Driver https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-80574 Vulnerability Alert Subscriptions: https://alerts.vulmon.com/?utm_source=twitter&utm_medium=social&utm_campaign=2102281&utm_content=1

    Post summary

    The tweet merely announces CVE-2026-80574, labels it as an Array Out-of-Bounds flaw in a Linux Kernel driver, and provides links to a vulnerability details page and alert subscription. No further exploit, patch, or technical depth is included.

    0000093
    4.1K followersView on X

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