Astra Linux – Vulnerability in Wireshark

In Wireshark versions 3.2.0 to 3.2.2, 3.0.0 to 3.0.9, and 2.6.0 to 2.6.15, the BACapp dissector could crash. This issue was addressed in the epan/dissectors/packet-bacapp.c file by limiting the amount of recursion...

Astra Linux – Vulnerability in Wireshark

A bug in the dissection engine exists in Wireshark versions 4.0.0 to 4.0.2, and 3.6.0 to 3.6.10, which allows denial of service through packet injection or malicious capture files...

CVE-2026-6525

A flaw was found in the IEEE 802.11 dissector in Wireshark. This issue occurs when malformed packets are decoded from a pcap file or the network, causing a NULL pointer dereference, resulting in a denial of service. Mitigation If the IEEE 802.11 protocol dissector is not being used, it can be...

CVE-2026-6533

A flaw was found in Wireshark. A remote attacker could exploit a dissection engine LZ77 decompression crash by crafting a malicious packet. This vulnerability leads to a Denial of Service DoS condition, making the application unavailable. Mitigation To mitigate this issue, users should avoid...

CVE-2026-6535

A flaw was found in Wireshark's dissection engine. A remote attacker could exploit this vulnerability by sending a specially crafted packet. This could trigger a zlib decompression crash, leading to a denial of service and making the application unresponsive or causing it to terminate unexpectedl...

SUSE CVE-2026-6535

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

Wireshark 2.2.x < 2.2.13 Multiple Vulnerabilities (macOS)

The version of Wireshark installed on the remote macOS / Mac OS X host is prior to 2.2.13. It is, therefore, affected by multiple vulnerabilities as referenced in the wireshark-2.2.13 advisory. - In Wireshark 2.2.0 to 2.2.12 and 2.4.0 to 2.4.4, the pcapng file parser could crash. This was address...

UBUNTU-CVE-2026-6533

Dissection engine LZ77 decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

UBUNTU-CVE-2026-6535

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6535 Improperly Controlled Sequential Memory Allocation in Wireshark

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6535

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6535

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6535

Wireshark contains a vulnerability CVE-2026-6535 in its dissection engine where a zlib decompression crash is triggered by improper control of sequential memory allocation. Affected versions are Wireshark 4.6.0–4.6.4 and 4.4.0–4.4.14, leading to denial of service. The issue is described in the CV...

CVE-2026-6535 Improperly Controlled Sequential Memory Allocation in Wireshark

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6533

Dissection engine LZ77 decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

EUVD-2026-26340

Dissection engine LZ77 decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6535

Dissection engine zlib decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6533

Dissection engine LZ77 decompression crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

PT-2026-36072

Name of the Vulnerable Software and Affected Versions Wireshark versions 4.6.0 through 4.6.4 Wireshark versions 4.4.0 through 4.4.14 Description A crash in the dissection engine during zlib decompression can lead to a denial of service. Recommendations Update Wireshark versions 4.6.0 through 4.6....

PT-2026-36070

Name of the Vulnerable Software and Affected Versions Wireshark versions 4.6.0 through 4.6.4 Wireshark versions 4.4.0 through 4.4.14 Description A crash in the dissection engine during LZ77 decompression can lead to a denial of service. LZ77 is a lossless data compression algorithm that replaces...