Skip to main content
CVE-2026-43456VulnerabilityPublished Updated

bond_setup_by_slave() · bonding: fix type confusion

Affects MicrosoftSource GCVE Database

0
Compare
Authoritative record:CVE-2026-43456· High 7.8

Not known to be exploited · CVSS 7.8 High · fixed in b1f22a658a7b20bcb7d34d40cb2ef3e52847e2fb : patch Microsoft soon.

Data as of 30 Oct 2026, 11:52 UTC

CVSS 3.1 base score
7.8High
How severe the flaw is on the 0–10 CVSS scale.

Thin evidence

One scorer or none
CVSS scores by source
CNA (Linux)CVSS 3.17.8
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:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 May 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 30 Oct 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < b1f22a658a7b20bcb7d34d40cb2ef3e52847e2fb
Fixed in
  • b1f22a658a7b20bcb7d34d40cb2ef3e52847e2fb
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < 950803f7254721c1c15858fbbfae3deaaeeecb11
Fixed in
  • 950803f7254721c1c15858fbbfae3deaaeeecb11
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < 95597d11dc8bddb2b9a051c9232000bfbb5e43ba
Fixed in
  • 95597d11dc8bddb2b9a051c9232000bfbb5e43ba
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < 9baf26a91565b7bb2b1d9f99aaf884a2b28c2f6d
Fixed in
  • 9baf26a91565b7bb2b1d9f99aaf884a2b28c2f6d
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < 6ac890f1d60ac3707ee8dae15a67d9a833e49956
Fixed in
  • 6ac890f1d60ac3707ee8dae15a67d9a833e49956
LinuxLinuxAffected
  • ≥ 1284cd3a2b740d0118458d2ea470a1e5bc19b187, < 5d0fb9806ab6cf2c3cfba0e1b8c701da65e25af8
Fixed in
  • 5d0fb9806ab6cf2c3cfba0e1b8c701da65e25af8

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.

References

Community reviews

Loading reviews…