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CVE-2025-52568

NeKernal Multiple Memory Corruption Vulnerabilities in mkfs.hefs

HIGH
8.8
CVSS Score
Published: June 24, 2025 at 03:06 AM UTC
Updated: June 17, 2026 at 09:36 AM UTC
1 product affected across 1 vendorNekernel

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Severity
HIGH8.8
Exploit prediction
EPSS 0.5%
SSVC
No known exploit

Description

NeKernal is a free and open-source operating system stack. Prior to version 0.0.3, there are several memory safety issues that can lead to memory corruption, disk image corruption, denial of service, and potential code execution. These issues stem from unchecked memory operations, unsafe typecasting, and improper input validation. This issue has been patched in version 0.0.3.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Nekernel· Nekernel Org
60%
v < 0.0.3
Affected range stops below 0.0.3, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (5)

x_refsource_MISC
Source: [email protected]
https://github.com/nekernel-org/nekernel/commit/6506875ad0ab210b82a5c4ce227bf851508de17d
x_refsource_MISC
Source: [email protected]
https://github.com/nekernel-org/nekernel/commit/6511afbf405c31513bc88ab06bca58218610a994
x_refsource_MISC
Source: [email protected]
https://github.com/nekernel-org/nekernel/pull/35
x_refsource_MISC
Source: [email protected]
https://github.com/nekernel-org/nekernel/pull/36
x_refsource_CONFIRM
Source: [email protected]
https://github.com/nekernel-org/nekernel/security/advisories/GHSA-cmp2-5f6g-mw34

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

8.8HIGHGitHub_M
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-20CWE-770

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