SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service

The version of Tencent Linux installed on the remote TencentOS Server 4 host is prior to tested version. It is, therefore, affected by a vulnerability as referenced in the TSSA-2025:0723 advisory.

    Package updates are available for TencentOS Server 4 that fix the following vulnerabilities:

    CVE-2025-9817:
    SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service

Tenable has extracted the preceding description block directly from the Tencent 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 version of Wireshark installed on the remote Windows host is prior to 4.4.9. It is, therefore, affected by multiple vulnerabilities as referenced in the wireshark-4.4.9 advisory.

  - SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service (CVE-2025-9817)

  - Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows denial of service via     packet injection or crafted capture file (CVE-2025-5601)

  - Bundle Protocol and CBOR dissector crashes in Wireshark 4.4.0 to 4.4.3 and 4.2.0 to 4.2.10 allows denial     of service via packet injection or crafted capture file (CVE-2025-1492)

  - FiveCo RAP dissector infinite loop in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service     via packet injection or crafted capture file (CVE-2024-11595)

  - ECMP dissector crash in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service via packet     injection or crafted capture file (CVE-2024-11596)

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

The version of Wireshark installed on the remote macOS / Mac OS X host is prior to 4.4.9. It is, therefore, affected by multiple vulnerabilities as referenced in the wireshark-4.4.9 advisory.

  - SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service (CVE-2025-9817)

  - Column handling crashes in Wireshark 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows denial of service via     packet injection or crafted capture file (CVE-2025-5601)

  - Bundle Protocol and CBOR dissector crashes in Wireshark 4.4.0 to 4.4.3 and 4.2.0 to 4.2.10 allows denial     of service via packet injection or crafted capture file (CVE-2025-1492)

  - FiveCo RAP dissector infinite loop in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service     via packet injection or crafted capture file (CVE-2024-11595)

  - ECMP dissector crash in Wireshark 4.4.0 to 4.4.1 and 4.2.0 to 4.2.8 allows denial of service via packet     injection or crafted capture file (CVE-2024-11596)

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

The remote SUSE Linux SLED15 / SLED_SAP15 / SLES15 / SLES_SAP15 / openSUSE 15 host has packages installed that are affected by a vulnerability as referenced in the SUSE-SU-2025:03294-1 advisory.

    Update to version 4.2.13.

    Security issues fixed:

    - CVE-2025-9817: SSH dissector crash due to NULL pointer dereference when processing malformed packet     traces       (bsc#1249090).

    Non-security issues fixed:

    - Bug in UDS dissector with Service ReadDataByPeriodicIdentifier Response.
    - Incorrectly parsed `application/x-www-form-urlencoded` key following a name-value byte sequence with no     `=`.
    - DNP3 time stamp not working after epoch time (year 2038).
    - Bug in LZ77 decoder; reads a 16-bit length when it should read a 32-bit length.

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.

It is, therefore, affected by a vulnerability as referenced in the ALAS2023-2025-1175 advisory.

    SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service (CVE-2025-9817)

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.

The remote Fedora 42 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-47268f5a30 advisory.

    New version 4.4.9


Tenable has extracted the preceding description block directly from the Fedora 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 Fedora 41 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2025-3545034aef advisory.

    New version 4.4.9


Tenable has extracted the preceding description block directly from the Fedora 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 Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - SSH dissector crash in Wireshark 4.4.0 to 4.4.8 allows denial of service (CVE-2025-9817)

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

ID	Name	Product	Family	Severity
275910	TencentOS Server 4: wireshark (TSSA-2025:0723)	Nessus	Tencent Local Security Checks	high
271971	Wireshark 4.4.x < 4.4.9 Multiple Vulnerabilities	Nessus	Windows	high
271970	Wireshark 4.4.x < 4.4.9 Multiple Vulnerabilities (macOS)	Nessus	MacOS X Local Security Checks	high
265747	SUSE SLED15 / SLES15 / openSUSE 15 Security Update : wireshark (SUSE-SU-2025:03294-1)	Nessus	SuSE Local Security Checks	high
264836	Amazon Linux 2023 : wireshark-cli, wireshark-devel (ALAS2023-2025-1175)	Nessus	Amazon Linux Local Security Checks	high
264537	Fedora 42 : wireshark (2025-47268f5a30)	Nessus	Fedora Local Security Checks	high
264535	Fedora 41 : wireshark (2025-3545034aef)	Nessus	Fedora Local Security Checks	high
261528	Linux Distros Unpatched Vulnerability : CVE-2025-9817	Nessus	Misc.	high

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