VulnSocial

CVE-2026-31688Disclosure

MEDIUM

Exploitation ongoing with high activity in latest observed window (2 mentions)

Immediate actions

  • Patch affected systems immediately
  • Assume compromise if assets are exposed

Recommended action window: Immediate (within 24h)

NVD description

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority.

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4.0/ 10 priority

Priority

MEDIUM

Exploitation

ACTIVE

PoC

NONE

Patch

AVAILABLE

Momentum

STABLE

Threat summary

  • Active exploitation appears in 1 classified signals
  • Patch or workaround signal is available
  • 4 mentions across 2 observed days
  • Momentum state: stable

What's happening

  • Active exploitation reported across 1 signal
  • Patch or workaround mentioned in 1 signal
  • Disclosure: 1 classified signal
  • Peaked 1d ago at 2 mentions (2026-04-27); latest day: 2
  • 4 total mentions across 2 days

Deep dive

Activity timeline4 mentions / 2d
01122Mentions · 2026-04-27: 2Mentions · 2026-04-28: 2Active Exploitation · 2026-04-28: 1Patch / Workaround · 2026-04-27: 104-2704-28
Signal classification4 categories
Disclosure
125.0%
Patch
125.0%
Active Exploitation
125.0%
General
125.0%
Referenced assets4 URLs
Classification over time
DateTotalLabels
2026-04-272
Disclosure1Patch1
2026-04-282
Active Exploitation1General1
Full discourse4 posts
  • VulDB 🛡@vuldb
    Active Exploitation

    A lot of offensive activities were identified targeting Linux Kernel (CVE-2026-31688) https://vuldb.com/vuln/359861/cti

    Post summary

    The statement indicates that multiple offensive operations targeting Linux Kernel CVE-2026-31688 have been detected, yet no details on the vulnerability, exploit code, or mitigations are provided.

    0100067
    2.1K followersView on X
  • CVE@CVEnew
    Patch

    CVE-2026-31688 In the Linux kernel, the following vulnerability has been resolved: driver core: enforce device_lock for driver_match_device() Currently, driver_match_device() is c… https://www.cve.org/CVERecord?id=CVE-2026-31688

    Post summary

    CVE‑2026‑31688 in the Linux kernel has been resolved by enforcing device_lock for driver_match_device(), indicating the vulnerability has been patched.

    0001059
    57.3K followersView on X
  • Vulmon Vulnerability Feed@VulmonFeeds
    General

    CVE-2026-31688 Linux Kernel Device Lock Enforcement in Driver Match Device Function https://vulmon.com/vulnerabilitydetails?qid=CVE-2026-31688

    Post summary

    The content references CVE-2026-31688 with a brief title and a link to a vulnerability database, but it contains no technical details, proofs, or exploitation information.

    0000062
    4.0K followersView on X
  • VulDB 🛡@vuldb
    Disclosure

    There is a new vulnerability with elevated criticality in Linux Kernel (CVE-2026-31688) https://vuldb.com/vuln/359861

    Post summary

    The text announces a new high‑criticality vulnerability in the Linux kernel (CVE-2026-31688) and provides a link to a vulnerability database entry.

    0000066
    2.1K followersView on X

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