Description
A use-after-free in the awk_sub() function (editors/awk.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.
Published: 2026-07-15
Score: 7.5 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 16 Jul 2026 16:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-416
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Thu, 16 Jul 2026 01:30:00 +0000

Type Values Removed Values Added
First Time appeared Busybox
Busybox busybox
Vendors & Products Busybox
Busybox busybox

Wed, 15 Jul 2026 21:00:00 +0000

Type Values Removed Values Added
Description A use-after-free in the awk_sub() function (editors/awk.c) of Busybox v1.38.0 allows attackers to cause a Denial of Service (DoS) via supplying a crafted AWK script.
References

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Busybox Busybox
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-16T15:23:10.717Z

Reserved: 2026-04-06T00:00:00.000Z

Link: CVE-2026-38753

cve-icon Vulnrichment

Updated: 2026-07-16T15:23:05.600Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-16T01:15:03Z

Weaknesses