IBM PowerVM Hypervisor up to FW1060.81 Host Firmware Configuration Parsing memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.5$5k-$25k0.81

Summaryinfo

A vulnerability was found in IBM PowerVM Hypervisor up to FW1060.81. It has been rated as problematic. Affected by this vulnerability is an unknown functionality of the component Host Firmware Configuration Parsing. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2026-96261. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in IBM PowerVM Hypervisor up to FW1060.81 and classified as problematic. This issue affects an unknown function of the component Host Firmware Configuration Parsing. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is integrity, and availability. The summary by CVE is:

IBM Power Systems Firmware FW1060.00 through FW1060.81 is affected by a vulnerability in host firmware configuration parsing. An attacker with authenticated service-level access to the service processor can write specially crafted configuration data, causing the host firmware boot stack to crash with possible memory corruption during system initialisation, resulting in an integrity and availability impact to the managed system.

It is possible to read the advisory at ibm.com. The identification of this vulnerability is CVE-2026-96261 since 09/22/2026. The exploitation is known to be easy. The attack may be initiated remotely. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/12/2026).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.8
VulDB Temp Score: 3.8
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.3
CNA Vector (ibm): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔒
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

09/22/2026 CVE reserved
10/12/2026 +20 days Advisory disclosed
10/12/2026 +0 days VulDB entry created
10/12/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: ibm.com

Advisory: ibm.com
Status: Confirmed

CVE: CVE-2026-96261 (🔒)
GCVE (CVE): GCVE-0-2026-96261
GCVE (VulDB): GCVE-100-417263

Entryinfo

Created: 10/12/2026 23:50
Changes: 10/12/2026 23:50 (62)
Complete: 🔍
Cache ID: 216::103

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