prb_calc_retire_blk_tmo() · af_packet: fix integer overflow
Affects MicrosoftSource GCVE Database
Not known to be exploited · fixed in eb5b3838b9200dac04bfe33483db0ee8287456fb : patch Microsoft soon.
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 eb5b3838b9200dac04bfe33483db0ee8287456fb, be1aacff399d519cc48d6b34354a54dd79041140, b2bcc6a254d6f27823a56787668ae4ee8cdb6e71 +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 2 Nov 2026.
What to do
Upgrade to a fixed release listed under Affected software.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| 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
CVE-2026-98547 is a vulnerability in Microsoft products version 3.0 and 4.0 involving an integer overflow in the function prb_calc_retire_blk_tmo(). No CVSS score or detailed impact information is provided. There is no indication of known exploitation in the wild or available patches.