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ibmasm: fix OOB reads in command_file_write due to missing size checks

0
Medium
Published: Sat May 02 2026 (05/02/2026, 00:00:00 UTC)
Source: GCVE Database
Vendor/Project: Microsoft Security Response Center
Product: Microsoft

Description

CVE-2026-45994 is a vulnerability in the ibmasm component related to out-of-bounds (OOB) reads in the command_file_write function caused by missing size checks. The vulnerability affects Microsoft products including Azure Linux 3. 0. No CVSS score is provided, and there is no indication of known exploits in the wild. Patch availability is not confirmed from the provided data, and no vendor advisory details about remediation are included.

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 05/28/2026, 21:07:39 UTC

Technical Analysis

This vulnerability involves out-of-bounds reads in the command_file_write function of the ibmasm component due to missing size checks. It affects Microsoft products such as Azure Linux 3.0. The lack of size validation can lead to reading memory beyond intended boundaries, which may cause application instability or information disclosure. No CVSS score or detailed vendor advisory information is available to further clarify impact or remediation status.

Potential Impact

The vulnerability may allow an attacker to cause out-of-bounds memory reads, potentially leading to application crashes or unintended information disclosure. However, no known exploits have been reported, and the exact impact severity is not detailed in the available information.

Mitigation Recommendations

Patch status is not yet confirmed — check the Microsoft Security Response Center advisory for current remediation guidance. Until an official fix is available, avoid using affected versions if possible or apply any recommended workarounds from Microsoft.

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Technical Details

Gcve Source
db.gcve.eu
Csaf Category
csaf_vex
Csaf Version
2.0
Publisher
Microsoft Security Response Center
Advisory Id
msrc_CVE-2026-45994
Cve Count
1
Additional Cves
[]
Cvss Version
null

Threat ID: 6a18ab84e29bf47b50288f26

Added to database: 5/28/2026, 8:54:28 PM

Last enriched: 5/28/2026, 9:07:39 PM

Last updated: 5/29/2026, 4:58:35 AM

Views: 2

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