CVE-2026-56790 CANBoat - Off-by-One Global Buffer Overflow in searchForPgn()

CANBoat through 6.22, fixed in commit a5a22b7, contains an off-by-one global buffer overflow in the searchForPgn function in analyzer/pgn.c that allows remote attackers to crash the application. Attackers can deliver a crafted NMEA-2000 message with an out-of-range PGN value over CAN bus or...

Oracle Linux 9 : dovecot (ELSA-2026-19364)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-19364 advisory. - fix CVE-2026-27858: denial of service via crafted message before authentication RHEL-161640 - fix CVE-2025-59032: ManageSieve: Denial of Service via...

PT-2026-50891

Name of the Vulnerable Software and Affected Versions NI grpc-device versions prior to 2.17.0 Description An unchecked enum cast issue exists in the BeginSidebandStream function. An attacker can trigger invalid enum states and undefined behavior by supplying a specially crafted message containing...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...

CVE-2026-9740

A vulnerability in MongoDB Server's BSON validation logic allows an unauthenticated user to crash the mongod process by sending a specially crafted message. The BSON validator's handling of certain nested binary data structures permits uncontrolled mutual recursion between validation functions,...

Amazon Linux 2 : bind, --advisory ALAS2-2026-3321 (ALAS-2026-3321)

The version of bind installed on the remote host is prior to 9.11.4-26.P2. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2026-3321 advisory. Fix GSS-API resource leak CVE-2026-3039 An unauthenticated remote attacker can crash any affected named instance with a...

CVE-2026-25658

Ericsson Packet Core Gateway PCG versions prior to 1.30 contain an Improper Handling of Missing Values CWE-230 vulnerability where an attacker continuously sending a specially crafted message can cause service degradation. The impact continues as long the attack persists but the system recovers...

DEBIAN-CVE-2026-37462

An integer underflow in the BGPUpdate.DecodeFromBytes function /bgp/bgp.go of gobgp v4.3.0 allows attackers to cause a Denial of Service DoS via supplying a crafted BGP UPDATE message...

Allocation of Resources Without Limits or Throttling

Overview Affected versions of this package are vulnerable to Allocation of Resources Without Limits or Throttling via the lwssshparseplaintext function. An attacker can exhaust system resources by sending specially crafted messages with manipulated msglen arguments remotely. Remediation There is ...

Eclipse Open9J: Denial of Service in JITServer via crafted TCP message

A flaw was found in Eclipse Open9J and JITServer. A remote attacker, without needing to authenticate, can send a specially crafted 32-byte TCP message to JITServer. This action can cause JITServer to crash, leading to a Denial of Service DoS for affected systems...

RLSA-2026:19364 Important: dovecot security update

Dovecot is an IMAP server for Linux and other UNIX-like systems, written primarily with security in mind. It also contains a small POP3 server, and supports e-mail in either the maildir or mbox format. The SQL drivers and authentication plug-ins are provided as subpackages. Security Fixes: doveco...

SUSE CVE-2026-6918

In Eclipse Open9J versions 0.21 to 0.58, a pre-authentication remote attacker can crash JITServer by sending a 32-byte crafted TCP message...

CVE-2026-9490

A security vulnerability has been identified in Acer Care Center where the ACCSvc service creates a Named Pipe with a weak Security Descriptor. This vulnerability allows an authenticated local user to connect and send a specially crafted message message type 0x03 to the pipe, causing the service ...

Unity Linux 20.1050e / 20.1060e / 20.1070-8ae / 20.1070e Security Update: libupnp (UTSA-2026-016655)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-016655 advisory. Portable UPnP SDK aka libupnp 1.12.1 and earlier allows remote attackers to cause a denial of service crash via a crafted SSDP message due to a NULL pointer...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...

CVE-2026-38719

OpENer v2.3-558-g1e99582 contains an out-of-bounds read vulnerability in the Common Packet Format CPF parser, specifically in CreateCommonPacketFormatStructure in source/src/enetencap/cpf.c. A crafted ENIP/CPF message can supply an attacker-controlled itemcount value that is not consistently...

dovecot: denial of service via crafted message before authentication

A flaw was found in dovecot. An unauthenticated and remote attacker can send a crafted message that causes managesieve to allocate an excessive amount of memory, forcing managesieve-login to be unavailable by repeatedly crashing the process, resulting in a denial of service...