Google ChromeOS 122.0.6261.132 TPM2 Reference Library NV_Read out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability classified as critical has been found in Google ChromeOS 122.0.6261.132. This vulnerability affects the function NV_Read of the component TPM2 Reference Library. The manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2025-1122. The attack can only be performed from a local environment. No exploit is available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Google ChromeOS 122.0.6261.132 and classified as critical. This issue affects the function NV_Read of the component TPM2 Reference Library. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Out-Of-Bounds Write in TPM2 Reference Library in Google ChromeOS 122.0.6261.132 stable on Cr50 Boards allows an attacker with root access to gain persistence and bypass operating system verification via exploiting the NV_Read functionality during the Challenge-Response process.

It is possible to read the advisory at issuetracker.google.com. The identification of this vulnerability is CVE-2025-1122 since 02/07/2025. The exploitation is known to be easy. Attacking locally is a requirement. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/06/2025).

Upgrading eliminates this vulnerability.

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Productinfo

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Vendor

Name

Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.7
VulDB Meta Temp Score: 6.4

VulDB Base Score: 6.7
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/07/2025 🔍
04/15/2025 +66 days 🔍
04/15/2025 +0 days 🔍
05/06/2025 +21 days 🔍

Sourcesinfo

Vendor: google.com

Advisory: issuetracker.google.com
Status: Confirmed

CVE: CVE-2025-1122 (🔍)
GCVE (CVE): GCVE-0-2025-1122
GCVE (VulDB): GCVE-100-304835

Entryinfo

Created: 04/15/2025 22:18
Updated: 05/06/2025 10:39
Changes: 04/15/2025 22:18 (56), 05/06/2025 10:39 (1)
Complete: 🔍
Cache ID: 216::103

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