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{"bugzilla": {"description": "Wireshark: Wireshark: Denial of Service via SANE protocol dissector infinite loop", "id": "2464026", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2464026"}, "csaw": false, "cvss3": {"cvss3_base_score": "5.0", "cvss3_scoring_vector": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H", "status": "draft"}, "cwe": "CWE-835", "details": ["A flaw was found in Wireshark. The SANE (Scanner Access Now Easy) protocol dissector contains an infinite loop vulnerability. A local user processing specially crafted SANE protocol traffic, such as opening a malicious capture file, can trigger this flaw, leading to a denial of service (DoS) in Wireshark."], "mitigation": {"lang": "en:us", "value": "To mitigate this issue, users should avoid opening untrusted capture files or processing SANE protocol traffic from untrusted sources. If Wireshark is not actively used, consider removing the `wireshark` package to eliminate the attack surface. For Red Hat Enterprise Linux and Fedora, this can be done using `sudo dnf remove wireshark`. Warning: Removing Wireshark may impact network analysis capabilities."}, "name": "CVE-2026-6531", "package_state": [{"cpe": "cpe:/o:redhat:enterprise_linux:10", "fix_state": "Fix deferred", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 10"}, {"cpe": "cpe:/o:redhat:enterprise_linux:6", "fix_state": "Fix deferred", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 6"}, {"cpe": "cpe:/o:redhat:enterprise_linux:7", "fix_state": "Fix deferred", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 7"}, {"cpe": "cpe:/o:redhat:enterprise_linux:8", "fix_state": "Fix deferred", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 8"}, {"cpe": "cpe:/o:redhat:enterprise_linux:9", "fix_state": "Fix deferred", "package_name": "wireshark", "product_name": "Red Hat Enterprise Linux 9"}], "public_date": "2026-04-30T05:36:29Z", "references": ["https://www.cve.org/CVERecord?id=CVE-2026-6531\nhttps://nvd.nist.gov/vuln/detail/CVE-2026-6531\nhttps://gitlab.com/wireshark/wireshark/-/issues/21139\nhttps://www.wireshark.org/security/wnpa-sec-2026-30.html"], "threat_severity": "Moderate"}

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