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CVE-2026-3994

MEDIUM

5.3

Description

A vulnerability was detected in rui314 mold up to 2.40.4. This issue affects the function mold::ObjectFilemold::X86_64::initialize_sections of the file src/input-files.cc of the component Object File Handler. Performing a manipulation results in heap-based buffer overflow. Attacking locally is a requirement. The exploit is now public and may be used. The project was informed of the problem early through an issue report but has not responded yet.

CVE Details

CVSS v3.1 Score5.3

SeverityMEDIUM

CVSS VectorCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Attack VectorLOCAL

ComplexityLOW

Privileges RequiredLOW

User InteractionNONE

Published3/12/2026

Last Modified3/12/2026

Sourcenvd

Honeypot Sightings0

Weaknesses (CWE)

CWE-119CWE-122

References

https://github.com/oneafter/0209/blob/main/mo2/repro(cna@vuldb.com)

https://github.com/rui314/mold/(cna@vuldb.com)

https://github.com/rui314/mold/issues/1548(cna@vuldb.com)

https://vuldb.com/?ctiid.350476(cna@vuldb.com)

https://vuldb.com/?id.350476(cna@vuldb.com)

https://vuldb.com/?submit.769772(cna@vuldb.com)

IOC Correlations

No correlations recorded

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