bond_setup_by_slave() · bonding: fix type confusion
Affects MicrosoftSource GCVE Database
Not known to be exploited · CVSS 7.8 High · fixed in b1f22a658a7b20bcb7d34d40cb2ef3e52847e2fb : patch Microsoft soon.
Data as of 30 Oct 2026, 11:52 UTC
Thin evidence
One scorer or none| CNA (Linux) | CVSS 3.1 | 7.8 |
|---|
- 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 b1f22a658a7b20bcb7d34d40cb2ef3e52847e2fb, 950803f7254721c1c15858fbbfae3deaaeeecb11, 95597d11dc8bddb2b9a051c9232000bfbb5e43ba +3
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 8 May 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 30 Oct 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
CVE-2026-43456 is a vulnerability in Microsoft software related to a type confusion issue in the bonding component function bond_setup_by_slave(). The vulnerability affects version 3.0 of the product. No CVSS score or detailed technical impact information is provided.