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

  - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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 expat package installed, the EulerOS Virtualization installation on the remote host is affected by the following vulnerabilities :

  - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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 version of expat installed on the remote host is prior to 2.4.3 / 2.5.0. It is, therefore, affected by a vulnerability as referenced in the SSA:2022-298-01 advisory.

  - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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

The remote host is affected by the vulnerability described in GLSA-202210-38 (Expat: Denial of Service)

  - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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

The remote Fedora 37 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-f3a939e960 advisory.

    Update to 0.42.2, fixes CVE-2022-44638 and CVE-2022-43680.

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

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

The remote Fedora 35 host has a package installed that is affected by multiple vulnerabilities as referenced in the FEDORA-2022-c43235716e advisory.

    Update to 2.5.0, fixes CVE-2022-43680.

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

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

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2023-0337 advisory.

    - CVE-2022-43680 expat: use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate

Tenable has extracted the preceding description block directly from the Oracle Linux 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 remote Rocky Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2023:0337 advisory.

  - In libexpat through 2.4.9, there is a use-after free caused by overeager destruction of a shared DTD in     XML_ExternalEntityParserCreate in out-of-memory situations. (CVE-2022-43680)

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

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2024:0421 advisory.

    Expat is a C library for parsing XML documents.

    Security Fix(es):

    * expat: use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate     (CVE-2022-43680)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux 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 remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:0337 advisory.

    Expat is a C library for parsing XML documents.

    Security Fix(es):

    * expat: use-after free caused by overeager destruction of a shared DTD in XML_ExternalEntityParserCreate     (CVE-2022-43680)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

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
169592	EulerOS 2.0 SP9 : expat (EulerOS-SA-2023-1122)	Nessus	Huawei Local Security Checks	2023/1/6	2023/9/11	high
169677	EulerOS 2.0 SP9 : expat (EulerOS-SA-2023-1098)	Nessus	Huawei Local Security Checks	2023/1/6	2023/9/11	high
171294	EulerOS 2.0 SP10 : expat (EulerOS-SA-2023-1355)	Nessus	Huawei Local Security Checks	2023/2/10	2023/9/5	high
174825	EulerOS Virtualization 2.9.0 : expat (EulerOS-SA-2023-1657)	Nessus	Huawei Local Security Checks	2023/4/27	2023/4/27	high
166503	Slackware Linux 14.0 / 14.1 / 14.2 / 15.0 / current expat Vulnerability (SSA:2022-298-01)	Nessus	Slackware Local Security Checks	2022/10/25	2023/10/9	high
166742	GLSA-202210-38 : Expat: Denial of Service	Nessus	Gentoo Local Security Checks	2022/10/31	2023/10/6	high
211070	Fedora 37 : mingw-pixman (2022-f3a939e960)	Nessus	Fedora Local Security Checks	2024/11/14	2024/11/14	high
169070	Fedora 35 : mingw-expat (2022-c43235716e)	Nessus	Fedora Local Security Checks	2022/12/22	2024/11/14	high
170486	Oracle Linux 9 : expat (ELSA-2023-0337)	Nessus	Oracle Linux Local Security Checks	2023/1/24	2024/10/22	high
184959	Rocky Linux 9 : expat (RLSA-2023:0337)	Nessus	Rocky Linux Local Security Checks	2023/11/7	2023/11/7	high
189562	RHEL 8 : expat (RHSA-2024:0421)	Nessus	Red Hat Local Security Checks	2024/1/25	2024/11/7	high
170422	RHEL 9 : expat (RHSA-2023:0337)	Nessus	Red Hat Local Security Checks	2023/1/23	2024/11/7	high

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