The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - 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. (CVE-2023-4156)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote SUSE Linux SLES12 / SLES_SAP12 host has a package installed that is affected by a vulnerability as referenced in the SUSE-SU-2023:3431-1 advisory.

    - CVE-2023-4156: Fix a heap out of bound read by validating the index into argument list. (bsc#1214025)

Tenable has extracted the preceding description block directly from the SUSE security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The version of gawk installed on the remote host is prior to 4.0.2-4. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2023-2357 advisory.

    A heap out-of-bounds read flaw was found in builtin.c in the gawk package which may result in a crash of     the software. (CVE-2023-4156)

Tenable has extracted the preceding description block directly from the tested product security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

According to the versions of the gawk package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - 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. (CVE-2023-4156)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

According to the versions of the gawk package installed, the EulerOS installation on the remote host is affected by the following vulnerabilities :

  - 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. (CVE-2023-4156)

Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777030298 advisory.

  - 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. (CVE-2023-4156)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
226574	Linux Distros Unpatched Vulnerability : CVE-2023-4156	Nessus	Misc.	2025/3/5	2026/11/7	high
180309	SUSE SLES12 Security Update : gawk (SUSE-SU-2023:3431-1)	Nessus	SuSE Local Security Checks	2023/8/30	2026/6/26	high
186576	Amazon Linux 2 : gawk (ALAS-2023-2357)	Nessus	Amazon Linux Local Security Checks	2023/12/4	2024/12/11	high
188083	EulerOS Virtualization 2.9.1 : gawk (EulerOS-SA-2023-3084)	Nessus	Huawei Local Security Checks	2024/1/16	2024/1/16	high
188406	EulerOS Virtualization 2.11.1 : gawk (EulerOS-SA-2023-3357)	Nessus	Huawei Local Security Checks	2024/1/16	2024/1/16	high
188446	EulerOS 2.0 SP11 : gawk (EulerOS-SA-2023-3005)	Nessus	Huawei Local Security Checks	2024/1/16	2024/1/16	high
188520	EulerOS 2.0 SP10 : gawk (EulerOS-SA-2023-3173)	Nessus	Huawei Local Security Checks	2024/1/16	2024/1/16	high
360104	AlmaLinux 9.6 [TuxCare] Security Update: gawk / gawk-all-langpacks / gawk-devel / gawk-doc (ALMALINUX9.6:CLSA-2026:1777030298)	Nessus	Alma Linux Local Security Checks	2026/10/1	2026/10/1	high

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