Medium [CVE-2026-15167] Denial of Service via DBS Etherwatch file parser crash
This medium-severity Red Hat Linux advisory covers CVE-2026-15167 affecting Red Hat Enterprise Linux 10, Red Hat Enterprise Linux 6, Red Hat Enterprise Linux 7.
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Summary
DBS Etherwatch file parser crash in Wireshark 4.6.0 to 4.6.6 and 4.4.0 to 4.4.16 allows denial of service A flaw was found in Wireshark. A remote attacker could exploit a vulnerability in the DBS Etherwatch file parser, leading to a crash of the application.
This could result in a denial of service, making the Wireshark application unavailable to users. This flaw allows a remote attacker to trigger an application crash by processing a specially crafted file, impacting the availability of the network analysis tool.
The vulnerability requires user interaction to open a malicious file or process untrusted network captures. Red Hat severity: Moderate — CVSS 6.5 (CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H).
Weakness: CWE-1286. Affected Red Hat products: Red Hat Enterprise Linux 10; Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7; Red Hat Enterprise Linux 8; Red Hat Enterprise Linux 9.
Will not fix / out of support: Red Hat Enterprise Linux 6; Red Hat Enterprise Linux 7. Red Hat does not currently list a fixing RHSA for this CVE.
Affected products named by the advisory: Red Hat package: wireshark.
Affected versions
No affected-version range was extracted from the source record. The vendor advisory is authoritative — check it before change work.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
Fixed versions
No fixed release is recorded yet. That does not prove no patch exists — confirm against the vendor advisory.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
Mitigation checklist
- Users should avoid opening or processing untrusted DBS Etherwatch files with Wireshark. Exercise caution when handling network capture files from unknown or suspicious sources. This operational control helps prevent the application from crashing due to malicious input.
Official advisory · high-confidence parse· fetched 12 days ago·verify at source
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