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CVE-2026-98612VulnerabilityPublished Updated

Microsoft · net: usb: catc: bound the RX packet length in catc_rx_done()

Affects MicrosoftSource GCVE Database

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Authoritative record:CVE-2026-98612· High

Not known to be exploited · fixed in dd9c6f8f05170223edec2dac476606cd40d9acb7 : patch Microsoft soon.

Data as of 2 Nov 2026, 10:58 UTC

Severity
High

Rated by Threat Radar · CVSS not yet scored by NVD

EPSS
0.1% chance of exploitation in 30 days – higher than 8% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in dd9c6f8f05170223edec2dac476606cd40d9acb7, 3942557938f846e7481f6ccb2b41ccbdee61baa1, 801e21cf7dd6bcee31db907625d5045f21c9c1d9 +5

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 18 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 2 Nov 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < dd9c6f8f05170223edec2dac476606cd40d9acb7
Fixed in
  • dd9c6f8f05170223edec2dac476606cd40d9acb7
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 3942557938f846e7481f6ccb2b41ccbdee61baa1
Fixed in
  • 3942557938f846e7481f6ccb2b41ccbdee61baa1
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 801e21cf7dd6bcee31db907625d5045f21c9c1d9
Fixed in
  • 801e21cf7dd6bcee31db907625d5045f21c9c1d9
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 21e206dd88b3de6e36bb607dec3797c59bc3007b
Fixed in
  • 21e206dd88b3de6e36bb607dec3797c59bc3007b
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 9d565b6b72fe3f41fd43636e143072848105189f
Fixed in
  • 9d565b6b72fe3f41fd43636e143072848105189f
LinuxLinuxAffected
  • ≥ 1da177e4c3f41524e886b7f1b8a0c1fc7321cac2, < 9d4be026bdff2c1da7b6c7e01c0a47f2df409e97
Fixed in
  • 9d4be026bdff2c1da7b6c7e01c0a47f2df409e97

Description

A vulnerability identified as CVE-2026-98612 affects Microsoft products version 3.0 and 4.0. It involves bounding the RX packet length in the catc_rx_done() function related to USB network drivers. No CVSS score or detailed impact information is provided.

References

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