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CVE-2026-99192VulnerabilityPublished

Microsoft · net: bcmgenet: unshare the skb before writing the control block

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-99192· Medium

Not known to be exploited · fixed in 89771ce4f8f67dcffae561b2ccac95c0f6e3aa01 : update Microsoft when convenient.

Data as of 29 Oct 2026, 11:33 UTC

Severity
Medium

Rated by Threat Radar · CVSS not yet scored by NVD

Thin evidence

One scorer or none
Patch
Available – fixed in 89771ce4f8f67dcffae561b2ccac95c0f6e3aa01, 7939ad3b4db9eadf45a64f0524f38337a9494672, 40c04abcbc34e3afe338f41dae851ecbd72852ac +1

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 28 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.

What to do

Upgrade Linux to 89771ce4f8f67dcffae561b2ccac95c0f6e3aa01, 7939ad3b4db9eadf45a64f0524f38337a9494672, 40c04abcbc34e3afe338f41dae851ecbd72852ac or 3.17.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • >=3.16.50 <3.17
Fixed in
  • 89771ce4f8f67dcffae561b2ccac95c0f6e3aa01
  • 7939ad3b4db9eadf45a64f0524f38337a9494672
  • 40c04abcbc34e3afe338f41dae851ecbd72852ac
  • 3.17
LinuxLinuxAffected
  • =4.13
Fixed in–

Description

CVE-2026-99192 is a vulnerability related to the bcmgenet network driver involving the handling of socket buffers (skb) before writing the control block. The description and details are minimal, and no CVSS score or detailed impact information is provided.

References

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