AlmaLinux 9.2 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1778128255)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1778128255 advisory. - Large loops in multiple protocol dissectors in Wireshark 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allow denial of service via packet...

AlmaLinux 9.2 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel (ALMALINUX9.2:CLSA-2026:1786718192)

The AlmaLinux 9.2 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1786718192 advisory. - RTPS dissector memory leak in Wireshark 4.0.0 to 4.0.8 and 3.6.0 to 3.6.16 allows denial of service via packet injection or crafted capture...

AlmaLinux 9.2 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel Multiple Vulnerabilities (ALMALINUX9.2:CLSA-2026:1777306004)

The AlmaLinux 9.2 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.2:CLSA-2026:1777306004 advisory. - Unaligned access in the CSN.1 protocol dissector in Wireshark 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allows denial of service via pack...

AlmaLinux 9.6 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel (ALMALINUX9.6:CLSA-2026:1777369264)

The AlmaLinux 9.6 host has packages installed that are affected by a vulnerability as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1777369264 advisory. - Infinite loop in RTMPT protocol dissector in Wireshark 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allows denial of service via packet injection or...

Rocky Linux 9.6 [TuxCare] Security Update: wireshark / wireshark-cli / wireshark-devel Multiple Vulnerabilities (ALMALINUX9.6:CLSA-2026:1775032927)

The Rocky Linux 9.6 host has packages installed that are affected by multiple vulnerabilities as referenced in the TuxCare ALMALINUX9.6:CLSA-2026:1775032927 advisory. - NetScreen file parser crash in Wireshark 4.0.0 to 4.0.10 and 3.6.0 to 3.6.18 allows denial of service via crafted capture file...

Astra Linux – Vulnerability in Wireshark

A large loop exists in the Bluetooth DHT dissector in Wireshark versions 3.4.0 to 3.4.9, and 3.2.0 to 3.2.17, which allows for denial of service through packet injection or with crafted capture files...

Astra Linux – Vulnerability in Wireshark

The column handling in Wireshark versions 4.4.0 to 4.4.6 and 4.2.0 to 4.2.12 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

The SPRT dissector crash in Wireshark versions 4.2.0 to 4.0.5, and 4.0.0 to 4.0.15 allows denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

A NULL pointer exception occurs in the Modbus dissector in Wireshark versions 3.4.0 to 3.4.9 and 3.2.0 to 3.2.17, allowing for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

In Wireshark versions 4.0.0 to 4.0.5 and 3.6.0 to 3.6.13, the VMS TCPIP trace file parser crashes. This issue allows for denial of service through malicious capture files...

Astra Linux – Vulnerability in Wireshark

The iSCSI dissector in Wireshark versions 4.0.0 to 4.0.6 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

Infinite loops in the BPv6, OpenFlow, and Kafka protocol dissectors in Wireshark 4.0.0 to 4.0.1 and 3.6.0 to 3.6.9 allow denial of service via packet injection or crafted capture files...

Astra Linux – Vulnerability in Wireshark

The GQUIC dissector crash in Wireshark versions 4.0.0 to 4.0.4, and 3.6.0 to 3.6.12 allows for denial of service through packet injection or malicious capture files...

Astra Linux – Vulnerability in Wireshark

An infinite loop in the RTMPT protocol dissector in Wireshark versions 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allows for denial of service through packet injection or malicious capture files...

CVE-2026-15171

A flaw was found in Wireshark's SSH Secure Shell protocol dissector. A remote attacker could craft a malicious network capture file that, when opened by a user, would cause the Wireshark application to crash. This vulnerability leads to a denial of service, preventing the user from analyzing...

CVE-2026-15170

A flaw was found in Wireshark's Z39.50 protocol dissector. A heap buffer overflow can occur when the dissector processes malformed Z39.50 records with partial directory entries, as the pre-allocated array size is calculated using floor division and does not account for additional partial entries...

CVE-2026-6527

A flaw was found in Wireshark, a network protocol analyzer. A local user could be affected by this vulnerability if they open a specially crafted capture file containing malformed ASN.1 PER Abstract Syntax Notation One Packed Encoding Rules protocol data. This could lead to a crash of the Wiresha...

CVE-2026-5655

A flaw was found in Wireshark. A local user could be tricked into opening a specially crafted capture file containing Session Description Protocol SDP data. Processing this malicious data could lead to a crash in the SDP protocol dissector, resulting in a denial of service for the application...

CVE-2026-6868

A flaw was found in Wireshark. A local user could be tricked into opening a specially crafted network capture file. This file, containing malicious HTTP data, could cause Wireshark to crash, leading to a denial of service...

Medium: wireshark

Issue Overview: 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 Memory handling issue in editcap could cause denial of service via crafted capture file CVE-2024-4853 MEGACO dissector infinite...