FreeRDP: FreeRDP: Denial of Service via integer underflow in RAIL channel handling

A flaw was found in FreeRDP. A remote attacker, by sending a specially crafted Remote Desktop Protocol RDP packet, could trigger a heap buffer overflow in the server-side RAIL channel handler. This vulnerability, caused by an integer underflow, allows the attacker to corrupt memory and crash the...

CVE-2026-44236 rabbitmq-c: Heap buffer overflow in AMQP login handshake via undersized connection.tune.frame_max

rabbitmq-c is a C-language AMQP client library for RabbitMQ. Prior to 0.16.0, a malicious AMQP server can send an undersized connection.tune.framemax value during amqplogin, and rabbitmq-c accepts the value in amqplogininner in librabbitmq/amqpsocket.c. amqptuneconnection in...

CVE-2026-44236 rabbitmq-c: Heap buffer overflow in AMQP login handshake via undersized connection.tune.frame_max

rabbitmq-c is a C-language AMQP client library for RabbitMQ. Prior to 0.16.0, a malicious AMQP server can send an undersized connection.tune.framemax value during amqplogin, and rabbitmq-c accepts the value in amqplogininner in librabbitmq/amqpsocket.c. amqptuneconnection in...

CVE-2026-44236 rabbitmq-c: Heap buffer overflow in AMQP login handshake via undersized connection.tune.frame_max

rabbitmq-c is a C-language AMQP client library for RabbitMQ. Prior to 0.16.0, a malicious AMQP server can send an undersized connection.tune.framemax value during amqplogin, and rabbitmq-c accepts the value in amqplogininner in librabbitmq/amqpsocket.c. amqptuneconnection in...

SUSE CVE-2026-89879

In the Linux kernel, the following vulnerability has been resolved: media: s2255: bound JPEG frame size before copying into the buffer s2255fillbuff memcpys vc-jpgsize bytes of a captured JPEG/MJPEG frame into the vb2 plane. vc-jpgsize is taken verbatim from the S2255MARKERFRAME header the device...

SUSE CVE-2026-91953

FreeRDP versions before 3.31.0 contain a heap buffer overflow vulnerability in negosendnegotiationrequest that fails to validate the LBLOADBALANCEINFO field length before writing to a fixed 512-byte buffer. A malicious RDP server or man-in-the-middle can send a Server Redirection PDU with an...

Security update for tiff

This update for tiff fixes the following issue: CVE-2026-18495: libtiff: heap-buffer overflow via numeric truncation in the JPEG raw passthrough bsc1280164. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST onlineupdate or "zypper patch"...

SUSE-SU-2026:4252-1 Security update for tiff

This update for tiff fixes the following issue: - CVE-2026-18495: libtiff: heap-buffer overflow via numeric truncation in the JPEG raw passthrough bsc1280164...

Security update for glibc

This update for glibc fixes the following issues: CVE-2026-6368: invalid free via wordexp WRDEAPPEND rollback bsc1274726. CVE-2026-6791: stack overflow in wordexp tilde expansion bsc1274723. CVE-2026-18374: heap buffer overflow in the fopen ccs extension bsc1277262. CVE-2026-19499: buffer overflo...

OPENSUSE-SU-2026:21872-1 Security update for memcached

This update for memcached fixes the following issue: - heap buffer overflows in default-config LRU-crawler metadump and proxy backend-response length truncation bsc1270716...

libvirt: Integer overflow in NodeGetFreePages RPC handler leading to heap buffer overflow

A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA node data can overwrite this buffer...

CVE-2026-81474

Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A low privileged attacker with local access could potentially exploit this vulnerability, leading to Elevation of privileges...

unbound: Unbound: Heap buffer overflow and possible Remote Code Execution when digesting DNSKEY

A flaw was found in Unbound's DNSSEC validator. A remote attacker can exploit this vulnerability by controlling a malicious zone and sending a specially crafted DNSKEY record. This can lead to a heap buffer overflow, potentially resulting in a denial of service or remote code execution...

unbound: Unbound: Heap buffer overflow via malicious DNSSEC response

A flaw was found in Unbound. This vulnerability allows a remote attacker to cause a heap buffer overflow during the processing of DNSSEC responses. By sending a specially crafted DNSSEC response, a malicious server or an attacker tampering with network traffic can trigger this flaw. This could le...

corosync: corosync: heap-based buffer overflow in totempg assembly buffer during fragmented message reassembly

A heap-based buffer overflow was found in Corosync's Totem Process Group totempg message reassembly. When processing fragmented multicast messages, the buffer used to reassemble fragments lacks a runtime bounds check in release builds. A network-adjacent attacker able to send crafted multicast...

kernel: netfilter: nf_conntrack_h323: fix OOB read in decode_choice()

A flaw was found in the Linux kernel's nfconntrackh323 helper. A remote attacker could exploit this by sending a specially crafted Q.931 SETUP message to port 1720 through a firewall with the nfconntrackh323 helper active. This memory corruption vulnerability leads to an out-of-bounds read, which...

SUSE-SU-2026:23873-1 Security update for jq

This update for jq fixes the following issues: Security issues fixed: - CVE-2015-8863: heap buffer overflow in tokenadd function bsc976992. - CVE-2023-50246: improper memory handling can lead to a heap buffer overflow in decNumberToString bsc1218034. - CVE-2023-50268: stack-based buffer overflow ...

Important: Red Hat Security Advisory: libvirt security update

An update for libvirt is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. 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...

libvirt: Integer overflow in NodeGetFreePages RPC handler leading to heap buffer overflow

A flaw was found in libvirt. An unprivileged local user could exploit an integer overflow vulnerability in the NodeGetFreePages RPC handler. This flaw allows crafted values to bypass a size check, leading to an undersized memory buffer. Subsequently, real NUMA node data can overwrite this buffer...

Important: Red Hat Security Advisory: libvirt security update

An update for libvirt is now available for Red Hat Enterprise Linux 9.4 Update Services for SAP Solutions. 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...