USN-8630-3: Linux kernel (Oracle) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Network drivers; - Mellanox network drivers; - File systems infrastructur...

USN-8636-2: Linux kernel (Oracle) vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - InfiniBand drivers; - Media drivers; - Network drivers; - Mellanox network drivers; - Texas...

CVE-2026-72243

A flaw was found in the Linux kernel's Security-Enhanced Linux SELinux module. When using TCP Fast Open, SELinux failed to properly check connect-related permissions. This oversight could allow a local attacker to bypass SELinux network access controls, potentially enabling unauthorized network...

SUSE CVE-2026-72020

In the Linux kernel, the following vulnerability has been resolved: ipvs: reset full ipvsseq structs in ipvsconnnew Commit 9a05475cebdd "ipvs: avoid kmemcachezalloc in ipvsconnnew" changed ipvsconnnew to allocate an ipvsconn object with kmemcachealloc. The function then initializes many fields...

CVE-2026-72139

A flaw was found in the Linux kernel's TCP implementation. A race condition exists during the handling of TCP MD5 Signature MD5Sig keys when establishing a connection. A remote attacker could exploit this timing window, leading to a use-after-free vulnerability. This could result in a system cras...

Linux Distros Unpatched Vulnerability : CVE-2026-72020

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ipvs: reset full ipvsseq structs in ipvsconnnew Commit 9a05475cebdd ipvs: avoid kmemcachezalloc in ipvsconnnew changed ipvsconnnew to allocate an ipvsconn objec...

PT-2026-77406

Name of the Vulnerable Software and Affected Versions Oracle Fusion Middleware Service Delivery Platform Messaging Enabler version 14.1.2.0.0 Oracle Fusion Middleware Service Delivery Platform Messaging Enabler version 12.2.1.4.0 Description An unauthenticated attacker with network access via TCP...

PT-2026-77944

Name of the Vulnerable Software and Affected Versions Oracle Commerce Platform version 11.4.0 Description A flaw in the Dynamo Application Framework component allows an unauthenticated attacker with network access via TCP to compromise the system. Successful exploitation can lead to a complete...

PT-2026-77873

Name of the Vulnerable Software and Affected Versions Oracle Hyperion Data Relationship Management version 11.2.25.0.000 Description An unauthenticated attacker with network access via TCP can compromise the Access and security component of the software. Successful exploitation can lead to a...

PT-2026-77635

Name of the Vulnerable Software and Affected Versions Oracle Reports Developer version 12.2.1.19.0 Description An issue exists in the Security and Authentication component of Oracle Reports Developer. An unauthenticated attacker with network access via TCP can exploit this flaw to compromise the...

Linux Distros Unpatched Vulnerability : CVE-2026-72502

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tcp: ipv6: clamp default adverting MSS to avoid GSOBYFRAGS 0xFFFF When MTU is large, ip6defaultadvmss can return IPV6MAXPLEN 65535. This is interpreted by TCP a...

Linux Distros Unpatched Vulnerability : CVE-2026-72139

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - tcp: defer md5siginfo kfree past RCU grace period in tcpconnect The md5+ao reconciliation in tcpconnect net/ipv4/tcpoutput.c has two symmetric branches: if...

RHEL 8 : haproxy (RHSA-2026:55859)

The remote Redhat Enterprise Linux 8 host has a package installed that is affected by a vulnerability as referenced in the RHSA-2026:55859 advisory. The haproxy packages provide a reliable, high-performance network load balancer for TCP and HTTP-based applications. Security Fixes: haproxy: HAProx...

CVE-2026-61666

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.2, WebSocket::Driver.server passes a malformed Host header to URI.parse in lib/websocket/http/request.rb without catching URI::InvalidURIError, allowing a remote client to crash a TCP-backed WebSocket server when th...

DEBIAN-CVE-2026-61666

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.2, WebSocket::Driver.server passes a malformed Host header to URI.parse in lib/websocket/http/request.rb without catching URI::InvalidURIError, allowing a remote client to crash a TCP-backed WebSocket server when th...

CVE-2026-72020

A flaw was found in the Linux kernel's IP Virtual Server IPVS component. When a new connection is created from a malformed synchronization message, certain TCP sequence number fields may not be properly initialized. This can lead to forwarded packets containing stale data in their TCP sequence an...

CVE-2026-61666

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.2, WebSocket::Driver.server passes a malformed Host header to URI.parse in lib/websocket/http/request.rb without catching URI::InvalidURIError, allowing a remote client to crash a TCP-backed WebSocket server when th...

CVE-2026-61666

websocket-driver is a WebSocket protocol handler with pluggable I/O. Prior to 0.8.2, WebSocket::Driver.server passes a malformed Host header to URI.parse in lib/websocket/http/request.rb without catching URI::InvalidURIError, allowing a remote client to crash a TCP-backed WebSocket server when th...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-099988)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-099988 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: conntrack: tcp: do not force CLOSE on invalid-seq RST without direction check An...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-100304)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-100304 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: xttcpmss: check remaining length before reading optlen Quoting reporter: In...