Out-Of-Bounds Read Vulnerability in Ashlar-Vellum Cobalt
CVE-2025-7977

7.8HIGH

Key Information:

Vendor

Ashlar-vellum

Status
Cobalt
Vendor
CVE Published:
17 September 2025

What is CVE-2025-7977?

A critical flaw has been identified in the Ashlar-Vellum Cobalt software, specifically concerning the parsing of LI files. Due to inadequate validation of user-supplied data, this flaw may lead to an out-of-bounds read, allowing remote attackers to execute arbitrary code. Exploiting this vulnerability necessitates that users interact with malicious content, such as visiting a harmful page or opening a specially crafted file. If successful, an attacker can run code within the context of the current user process, potentially leading to serious security breaches.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

Affected Version(s)

Cobalt 1204.91

References

https://www.zerodayinitiative.com/advisories/ZDI-25-629/
x_research-advisory

CVSS V3.0

Score:
7.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
.