CVE-2026-111159 Details
Description
libewf through 20260924 contains a heap out-of-bounds read vulnerability in libewf_lef_extended_attribute_read_data() because UTF-16 name and value sizes are validated before being doubled. Attackers can supply a crafted .L01/.Lx01 file with oversized 'ea' metadata counts to crash the application or leak uninitialized heap memory through extended attributes.
A heap out-of-bounds read vulnerability has been identified in libewf versions through 20260924. The issue arises in the function libewf_lef_extended_attribute_read_data(), where the sizes of UTF-16 names and values are validated before being doubled. This flaw allows attackers to craft .L01 or .Lx01 files with oversized 'ea' metadata counts, leading to application crashes or the leakage of uninitialized heap memory through extended attributes.
Users are advised to update to a version of libewf released after 20260924, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Oct 15, 2026CISA-ADP
Assessed Oct 26, 2026References to Advisories, Solutions, and Tools
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Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-125 | Out-of-bounds Read | [email protected] |
Affected Products
| Product | Versions |
|---|---|
| libewf | <= 20260924 |
CPE
Remediation
| |
Change History
2 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Oct 26, 2026 | CVE Modified | CISA-ADP |
| Oct 15, 2026 | New CVE Received | [email protected] |