CVE-2023-4156 - CVE House
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Status published Medium CVE-2023-4156

Heap out of bound read in builtin.c

Vulnerability Description

A heap out-of-bounds read flaw was found in builtin.c in the gawk package. This issue may lead to a crash and could be used to read sensitive information.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Red Hat would like to thank Jiongchi Yu for reporting this issue.

Affected Vendor

Affected Software

gawk, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7, Red Hat Enterprise Linux 8, Red Hat Enterprise Linux 9, Fedora
Vulnerable Versions:
5.1.1

Timeline

Official Publish: September 25th, 2023
Last Modified: September 24th, 2024
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

Weaknesses (CWE)