Microsoft · wifi: mac80211: reset the AP_VLAN tailroom counter on ifdown
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in f6b34a7d64324faf28eedc0f8678b0f832f1cc36 : update Microsoft when convenient.
Data as of 2 Nov 2026, 10:58 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
- EPSS
- 0.2% chance of exploitation in 30 days – higher than 12% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- Patch
- Available – fixed in f6b34a7d64324faf28eedc0f8678b0f832f1cc36, b0b32d3f163d24ea7134380666193bf398e9dc0b, 875835377d8d62c849b4eb03a7abfafa71d7668f +5
Exploitation evidence
Disclosed: evidence found.
CVE published 14 Oct 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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| LinuxLinux | Affected
| Fixed in
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Description
This vulnerability, identified as CVE-2026-98422, relates to the wifi mac80211 component and involves resetting the AP_VLAN tailroom counter on interface down events. The information provided is minimal and does not include details on the impact or exploitation. The affected versions are Microsoft products version 3.0 and 4.0. No CVSS score or detailed technical impact is available.