This Power System update is being released to address
IBM OPENBMC FW1120.00 through FW1120.01, FW1110.00 through FW1110.31, and FW1060.00 through FW1060.81 is affected by a vulnerability in the BMC firmware management interface. The host system can cause the BMC firmware management service to crash or allow a limited amount of BMC internal memory to be read, resulting in a confidentiality and availability impact to the managed system.
CVE-2026-18857
Primary source · Revision 1
Imported from structured advisory data. Source references identify upstream records or fields; verify affected versions and your deployed configuration.
Security context
Source reference: cve:CVE-2026-18857
OPENBMC
Source reference: /containers/cna/affected/0/product
- Affected versions
- Not stated in this record
- Fixed versions
- Not stated in this record
- Prerequisites
- Not stated in this record
Structured affected-version data
Original package identities and version rules from this source.
[
{
"cpes": [
"cpe:2.3:a:ibm:openbmc:fw1120.00:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1120.00.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1120.01:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1120.01.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1110.00:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1110.00.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1110.31:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1110.31.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1060.00:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1060.00.0:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1060.81:*:*:*:*:*:*:*",
"cpe:2.3:a:ibm:openbmc:fw1060.81.0:*:*:*:*:*:*:*"
],
"vendor": "IBM",
"product": "OPENBMC",
"versions": [
{
"status": "affected",
"version": "FW1120.00",
"versionType": "semver",
"lessThanOrEqual": "FW1120.01"
},
{
"status": "affected",
"version": "FW1110.00",
"versionType": "semver",
"lessThanOrEqual": "FW1110.31"
},
{
"status": "affected",
"version": "FW1060.00",
"versionType": "semver",
"lessThanOrEqual": "FW1060.81"
}
]
}
]- Related CVEs
- CVE-2026-18857
Source reference:
/cveMetadata/cveId
Publisher severity
low
Source reference: /containers/cna/metrics
- Event
- #1742 · Revision 1
- Added to Heist Feed
- Publisher date