CVE-2026-6532

CVE-2026-6532 describes a buffer over-read in Wireshark’s Kismet protocol dissector that leads to a denial of service. Affected are Wireshark versions 4.6.0–4.6.4 and 4.4.0–4.4.14, where the dissector crash can be triggered by processing specific Kismet traffic. The provided documents do not spec...

CVE-2026-6532 Buffer Over-read in Wireshark

Kismet protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

CVE-2026-6532 Buffer Over-read in Wireshark

Kismet protocol dissector crash in Wireshark 4.6.0 to 4.6.4 and 4.4.0 to 4.4.14 allows denial of service...

RHEL 9 : ovn25.03 (RHSA-2026:11701)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11701 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add...

RHEL 9 : ovn25.09 (RHSA-2026:11702)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11702 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add...

ROS-20260430-73-0002

Vulnerability in valkey related to reading beyond buffer boundaries in memory. Exploitation of the vulnerability could allow an attacker to cause a denial of service...

RHEL 8 : ovn23.06 (RHSA-2026:11695)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11695 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add...

RHEL 9 : ovn23.06 (RHSA-2026:11696)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11696 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add...

RHEL 8 : ovn-2021 (RHSA-2026:11694)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:11694 advisory. OVN, the Open Virtual Network, is a system to support virtual network abstraction. OVN complements the existing capabilities of OVS to add...

JLSEC-2026-308

HDF5 Library through 1.14.3 contains a heap-based buffer over-read in the function H5HLfldeserialize in H5HLcache.c, a different vulnerability than CVE-2024-32612...

JLSEC-2026-312

HDF5 Library through 1.14.3 contains a heap-based buffer over-read caused by the unsafe use of strdup in H5MMxstrdup in H5MM.c called from H5Genttolink in H5Glink.c...

JLSEC-2026-315

HDF5 Library through 1.14.3 contains a heap-based buffer over-read in H5Faddrdecodelen in H5Fint.c, resulting in the corruption of the instruction pointer...

JLSEC-2026-307

HDF5 Library through 1.14.3 contains a heap-based buffer over-read in H5HLfldeserialize in H5HLcache.c, resulting in the corruption of the instruction pointer, a different vulnerability than CVE-2024-32613...

JLSEC-2026-300

HDF5 Library through 1.14.3 has a heap-based buffer over-read in H5VMmemcpyvv in H5VM.c called from H5Dcompactreadvv in H5Dcompact.c...

ovn: ovn: Heap Over-Read in ICMP Error Response Generation

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

ovn: ovn: Heap Over-Read in ICMP Error Response Generation

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

ovn: ovn: Heap Over-Read in ICMP Error Response Generation

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...

Important: Red Hat Security Advisory: ovn23.09 security update

An update for ovn23.09 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

Important: Red Hat Security Advisory: ovn23.06 security update

An update for ovn23.06 is now available for Fast Datapath for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each...

ovn: ovn: Heap Over-Read in ICMP Error Response Generation

When generating an ICMP Destination Unreachable or Packet Too Big response, the handler copies a portion of the original packet into the ICMP error body using the IP header's self-declared total length iptotlen for IPv4, ip6plen for IPv6 without validating it against the actual packet buffer size...