Microsoft · mtd: block2mtd: Fix divide error when erase_size is zero
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in fd73c079abc58e10183a4db4dc9dc5012db17476 : patch Microsoft soon.
Data as of 7 Nov 2026, 13:35 UTC
Rated by Threat Radar · CVSS not yet scored by NVD
Thin evidence
One scorer or none- Patch
- Available – fixed in fd73c079abc58e10183a4db4dc9dc5012db17476, c8004de07739fa9a39e310e859384f1458d7d076, bff83b723e93acc788bd690dc4bc1f6f4356c35b +5
Exploitation evidence
Disclosed: evidence found.
CVE published 18 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 7 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
A vulnerability identified as CVE-2026-98722 affects Microsoft products version 3.0 and 4.0. The issue relates to a divide error occurring when the erase_size parameter is zero in the mtd: block2mtd component. No CVSS score or detailed impact information is provided.