CVE-2026-64527

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

CVE-2026-64527 drm/hyperv: validate VMBus packet size in receive callback

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

EUVD-2026-49039

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: validate VMBus packet size in receive callback hypervreceivesub reads msg-vidhdr.type and dispatches into one of four message-type branches without knowing how many bytes the host wrote into hv-recvbuf. The completion...

CVE-2026-64527

The CVE-2026-64527 entry describes a Linux kernel issue in drm/hyperv where VMBus packet size is not validated in the receive callback. hyperv_receive_sub() dispatches on msg->vid_hdr.type without knowing the host-written length, leading to a potential read of stale data when copying from hv-&...

thunderbolt: Validate XDomain request packet size before type cast

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UBUNTU-CVE-2026-53147

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Validate XDomain request packet size before type cast tbxdphandlerequest casts the received packet buffer to protocol-specific structs without verifying that the allocation is large enough for the target type. A peer...

EUVD-2026-39238

In the Linux kernel, the following vulnerability has been resolved: thunderbolt: Validate XDomain request packet size before type cast tbxdphandlerequest casts the received packet buffer to protocol-specific structs without verifying that the allocation is large enough for the target type. A peer...

CLSA-2026-1776173582 squid: Fix of 3 CVEs

CVE-2026-32748: ICP: fix HttpRequest lifetime for ICP v3 queries - CVE-2026-33515: ICP: fix validation of packet sizes and URLs - CVE-2026-33526: do not escape malformed URI twice when sending ICP errors...

CLSA-2026-1776174481 squid: Fix of 3 CVEs

CVE-2026-32748: ICP: fix HttpRequest lifetime for ICP v3 queries - CVE-2026-33515: ICP: fix validation of packet sizes and URLs - CVE-2026-33526: do not escape malformed URI twice when sending ICP errors...

CLSA-2026-1776174115 squid: Fix of 3 CVEs

CVE-2026-32748: ICP: fix HttpRequest lifetime for ICP v3 queries - CVE-2026-33515: ICP: fix validation of packet sizes and URLs - CVE-2026-33526: do not escape malformed URI twice when sending ICP errors...

CLSA-2026-1775209032 squid: Fix of 2 CVEs

CVE-2026-33515: fix validation of packet sizes and URLs in ICP - CVE-2026-33526: fix escaping malformed URI twice when sending ICP errors...

Unity Linux 20.1060e Security Update: kernel (UTSA-2025-992684)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992684 advisory. In the Linux kernel, the following vulnerability has been resolved: nfc: nci: Fix uninit-value in ncirxwork syzbot reported the following uninit-value access issue 1...

Siemens SIMATIC Devices Improper Input Validation (CVE-2024-38381)

nfc: nci: Fix uninit-value in ncirxwork syzbot reported the following uninit-value access issue 1 ncirxwork parses received packet from ndev-rxq. It should be validated header size, payload size and total packet size before processing the packet. If an invalid packet is detected, it should be...

EUVD-2018-2312

Malware in sbrugna...

Design/Logic Flaw

A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger...

CVE-2020-3527

CVE-2020-3527 affects Cisco Catalyst 9200 Series Switches (Polaris kernel). The vulnerability arises from insufficient packet-size validation, allowing an unauthenticated, remote attacker to crash the device by sending jumbo frames or frames larger than the configured MTU to the management interf...

Cisco Catalyst 9200 Series Switches Jumbo Frame Denial of Service Vulnerability

A vulnerability in the Polaris kernel of Cisco Catalyst 9200 Series Switches could allow an unauthenticated, remote attacker to crash the device. The vulnerability is due to insufficient packet size validation. An attacker could exploit this vulnerability by sending jumbo frames or frames larger...

PT-2020-4440

Name of the Vulnerable Software and Affected Versions: Cisco Catalyst 9200 Series Switches affected versions not specified Description: The issue is related to errors in packet processing in the Polaris kernel of Cisco IOS XE. It could allow a remote attacker to crash the device due to insufficie...

Buffer overflow

bvlc.c in skarg BACnet Protocol Stack bacserv 0.9.1 and 0.8.5 is affected by a Buffer Overflow because of a lack of packet-size validation. The affected component is bacserv BACnet/IP BVLC forwarded NPDU. The function bvlcbdtforwardnpdu calls bvlcencodeforwardednpdu which copies the content from...

CVE-2018-10238

bvlc.c in skarg BACnet Protocol Stack bacserv 0.9.1 and 0.8.5 is affected by a Buffer Overflow because of a lack of packet-size validation. The affected component is bacserv BACnet/IP BVLC forwarded NPDU. The function bvlcbdtforwardnpdu calls bvlcencodeforwardednpdu which copies the content from...