CVE-2026-115484 open-iscsi - Denial of Service & Data Tampering

open-iscsi contains a denial of service caused by incorrect length calculation in DHCPv4 option parser in iscsiuio, letting attackers on the same network segment crash the daemon or corrupt network configuration, exploit requires network access.

CVSS base score 7.6 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Not required
EPSS
0.22% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Denial of Service
Impact
Denial Of Service, Data Tampering
CVSS vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:H
Published
23 October 2026
Updated
25 October 2026
Weakness
CWE-125

Vendor fix

Update to the latest version of open-iscsi.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs