CVE-2026-44621 Libunbound applications configured with 'unwanted-reply-threshold' could eventually be abruptly terminated

With NLnet Labs Unbound up to and including version 1.25.1, applications using libunbound and configured with 'unwanted-reply-threshold', could eventually be abruptly terminated if the threshold is reached and libunbound needs to call 'libworkeralloccleanup' since the function is absent from the...

EUVD-2026-47667

With NLnet Labs Unbound up to and including version 1.25.1, applications using libunbound and configured with 'unwanted-reply-threshold', could eventually be abruptly terminated if the threshold is reached and libunbound needs to call 'libworkeralloccleanup' since the function is absent from the...

CVE-2026-40691 Packet of death for DNSCrypt over TCP

In Unbound 1.9.0 up to and including 1.25.1, when a DNSCrypt query is received over TCP, the routine that encrypts the reply in place fails to bound the reply length against the destination buffer size. The size clamp that protects the UDP path is not applied on the TCP path, so a reply larger th...

CVE-2026-44621: Improper Check for Unusual or Exceptional Conditions

With NLnet Labs Unbound up to and including version 1.25.1, applications using libunbound and configured with 'unwanted-reply-threshold', could eventually be abruptly terminated if the threshold is reached and libunbound needs to call 'libworkeralloccleanup' since the function is absent from the...

PT-2026-63375

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions prior to 1.25.2 Description Applications using libunbound configured with the unwanted-reply-threshold parameter may be abruptly terminated. This occurs when the threshold is reached and libunbound attempts to call...

CVE-2026-50251: Incomplete List of Disallowed Inputs

In NLnet Labs Unbound up to and including version 1.25.1, when 'unwanted-reply-threshold' is enabled set to any value greater than zero, glue records of 0.0.0.0/::0 can short-circuit Unbound, on systems that can direct such traffic, by issuing DNS queries and receiving seemingly unwanted replies...

PT-2026-63383

Name of the Vulnerable Software and Affected Versions NLnet Labs Unbound versions prior to 1.25.2 Description When the unwanted-reply-threshold is enabled and set to a value greater than zero, the software is susceptible to a cache clearing attack. A malicious actor controlling a delegation that...

EUVD-2026-46374

Data::ReqRep::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in reqrep.h with openpath, ORDWR | OCREAT, 0666, for both the request-reply and the integer-variant segments. The mode is 0666, so under the...

CVE-2026-65061

Data::ReqRep::Shared versions before 0.05 for Perl create a world-readable mmap backing file and open it without OEXCL or ONOFOLLOW. The segment is created in reqrep.h with openpath, ORDWR | OCREAT, 0666, for both the request-reply and the integer-variant segments. The mode is 0666, so under the...

SUSE CVE-2026-63996

In the Linux kernel, the following vulnerability has been resolved: ethtool: cmis: require exact CDB reply length Malicious SFP module could respond with rpllen longer than what cmiscdbprocessreply expected, leading to OOB writes. Malicious HW is a bit theoretical but some modules may just be bug...

SUSE CVE-2026-64120

In the Linux kernel, the following vulnerability has been resolved: net: ethtool: fix NULL pointer dereference in phyreplysize In phypreparedata, several strings such as 'name', 'drvname', 'upstreamsfpname', and 'downstreamsfpname' are allocated using kstrdup. However, these allocations were not...

CVE-2026-16461

A stack-based buffer overflow was found in rpcbind's rpcinfo utility. In rpcbdump short mode used by rpcinfo -s, version numbers from a remote RPCBPROCDUMP reply are written into a fixed-size stack buffer without bounds checking. A user or administrator who runs rpcinfo -s against a malicious or...

CVE-2026-16461

A stack-based buffer overflow was found in rpcbind's rpcinfo utility. In rpcbdump short mode used by rpcinfo -s, version numbers from a remote RPCBPROCDUMP reply are written into a fixed-size stack buffer without bounds checking. A user or administrator who runs rpcinfo -s against a malicious or...

CVE-2026-16461

A stack-based buffer overflow was found in rpcbind's rpcinfo utility. In rpcbdump short mode used by rpcinfo -s, version numbers from a remote RPCBPROCDUMP reply are written into a fixed-size stack buffer without bounds checking. A user or administrator who runs rpcinfo -s against a malicious or...

CVE-2026-53591

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.223, an unauthenticated attacker can inject messages into any existing support conversation by sending a single email to the helpdesk's public address with a crafted In-Reply-To header. No...

CVE-2026-53591 FreeScout Vulnerable to Unauthenticated Conversation Thread Injection via HMAC Length Bypass in FetchEmails

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.223, an unauthenticated attacker can inject messages into any existing support conversation by sending a single email to the helpdesk's public address with a crafted In-Reply-To header. No...

CVE-2026-53591 FreeScout Vulnerable to Unauthenticated Conversation Thread Injection via HMAC Length Bypass in FetchEmails

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.223, an unauthenticated attacker can inject messages into any existing support conversation by sending a single email to the helpdesk's public address with a crafted In-Reply-To header. No...

CVE-2026-53591

FreeScout (Laravel-based) prior to v1.8.223 is vulnerable: an unauthenticated attacker can inject messages into existing conversations by sending an email to the public address with a crafted In-Reply-To header. The injected message appears as a legitimate customer reply, reopens the conversation...

CVE-2026-53591

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.223, an unauthenticated attacker can inject messages into any existing support conversation by sending a single email to the helpdesk's public address with a crafted In-Reply-To header. No...

EUVD-2026-46081

FreeScout is a free help desk and shared inbox built with PHP's Laravel framework. Prior to version 1.8.223, an unauthenticated attacker can inject messages into any existing support conversation by sending a single email to the helpdesk's public address with a crafted In-Reply-To header. No...