CVE-2026-43221
medium
CVSS v3
5.5
CVSS v4 NEW
—
VIR risk
5.5
Description
In the Linux kernel, the following vulnerability has been resolved: ipmi: ipmb: initialise event handler read bytes IPMB doesn't use i2c reads, but the handler needs to set a value. Otherwise an i2c read will return an uninitialised value from the bus driver.
Predictions
Exploit likelihood
55%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| sles | affected | | |
| debian | bookworm | fixed | 6.1.170-1 |
| debian | bullseye | fixed | 0 |
| debian | forky | fixed | 6.19.6-1 |
| debian | sid | fixed | 6.19.6-1 |
| debian | trixie | fixed | 6.12.85-1 |
| linux-kernel | affected | 6.1.165 | |
| linux-kernel | 7.0 | affected | |
References
- https://git.kernel.org/stable/c/102712417bb6aa9a00d852bc59cb0a276db486c4
- https://git.kernel.org/stable/c/2dfbc8c17dd161885336e77e71c336cd62cf6748
- https://git.kernel.org/stable/c/56d5c0557e53c4d8d92a619fa83eaae178165e07
- https://git.kernel.org/stable/c/905554ebd76aeee370bfd5136ea11e0b9d75c6f1
- https://git.kernel.org/stable/c/9f235ccecd03c436cb1683eac16b12f119e54aa9
- https://git.kernel.org/stable/c/f726b3a57e00bb6249c67714c11ae8b4b31719a1
- https://www.suse.com/security/cve/CVE-2026-43221.html
- https://security-tracker.debian.org/tracker/CVE-2026-43221
CWEs
CWE-908
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.