SUSE-SU-2026:0471-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-40257: mptcp: fix a race in mptcppmdeladdtimer bsc1254842. - CVE-2025-40259: scsi: sg: Do not sleep in atomic context bsc1254845. - CVE-2025-68284: libceph:...

USN-8034-1 linux-nvidia-tegra, linux-nvidia-tegra-5.15 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-3 linux-aws-fips, linux-fips, linux-gcp-fips 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-2 linux-intel-iot-realtime, linux-realtime 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-2: Linux kernel 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

USN-8033-1 linux, linux-aws, linux-gcp, linux-gke, linux-gkeop, linux-hwe-5.15, linux-ibm, linux-ibm-5.15, linux-lowlatency, linux-lowlatency-hwe-5.15 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: - Nios II architecture; - Sun Sparc architecture; - User-Mode Linux UML; - x86 architecture; - Block layer subsystem;...

Oracle Linux 8 : kernel (ELSA-2026-2264)

The remote Oracle Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-2264 advisory. - ext4: fix use-after-free in ext4orphancleanup CKI Backport Bot RHEL-136000 CVE-2022-50673 - ext4: lost matching-pair of trace in ext4truncate CKI...

kernel: net: use dst_dev_rcu() in sk_setup_caps()

In the Linux kernel, the following vulnerability has been resolved: net: use dstdevrcu in sksetupcaps Use RCU to protect accesses to dst-dev from sksetupcaps and skdstgsomaxsize. Also use dstdevrcu in ip6dstmtumaybeforward, and ipdstmtumaybeforward. ip4dsthoplimit can use dstdevnetrcu...

Oracle Linux 7 / 8 : Unbreakable Enterprise kernel (ELSA-2026-50100)

The remote Oracle Linux 7 / 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2026-50100 advisory. - crypto: afalg - Fix incorrect boolean values in afalgctx Eric Biggers Orabug: 38879907 CVE-2025-40022 - crypto: afalg - Disallow concurrent writ...

XMap: Fast Internet-Wide IPv4 and IPv6 Network Scanner

XMap is an open-source network scanner designed for performing fast Internet-wide IPv4 and IPv6 network research scanning. XMap was initially developed as the research artifact of a paper published at 2021 IEEE/IFIP International Conference on Dependable Systems and Networks DSN '21 and then made...

The vulnerability of the `udp_tunnel_nic_netdevice_event()` function in the `net/ipv4/udp_tunnel_nic.c` module of the Linux operating system’s IPv4 protocol implementation allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the udptunnelnicnetdeviceevent function in the net/ipv4/udptunnelnic.c module of the Linux kernel’s IPv4 protocol implementation is related to the distribution of resources without any restrictions or regulations. Exploiting this vulnerability could allow an attacker to...

The vulnerability of the function tcp_fastopen_active_disable_ofo_check() in the net/ipv4/tcp_fastopen.c module, as part of the IPv4 protocol implementation in Linux kernel, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the function tcpfastopenactivedisableofocheck in the net/ipv4/tcpfastopen.c module, which is part of the IPv4 protocol implementation in Linux kernel, relates to the reutilization of previously freed memory. Exploiting this vulnerability could allow an attacker to compromise...

Incorrect Regular Expression

Hono is vulnerable to Incorrect Regular Expression. The vulnerability is due to improper validation of IPv4 octet ranges in the IP Restriction Middleware, which allows an attacker to craft malformed IP addresses to bypass IP-based access controls...

EUVD-2026-4774

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate...

CVE-2026-24398

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate...

CVE-2026-24398 Hono's IPv4 address validation bypass in IP Restriction Middleware allows IP spoofing

Hono is a Web application framework that provides support for any JavaScript runtime. Prior to version 4.11.7, IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate...

Hono IPv4 address validation bypass in IP Restriction Middleware allows IP spoofing

Summary IP Restriction Middleware in Hono is vulnerable to an IP address validation bypass. The IPV4REGEX pattern and convertIPv4ToBinary function in src/utils/ipaddr.ts do not properly validate that IPv4 octet values are within the valid range of 0-255, allowing attackers to craft malformed IP...

SUSE CVE-2025-68388

Allocation of resources without limits or throttling CWE-770 allows an unauthenticated remote attacker to cause excessive allocation CAPEC-130 of memory and CPU via the integration of malicious IPv4 fragments, leading to a degradation in Packetbeat...

UBUNTU-CVE-2026-23004

In the Linux kernel, the following vulnerability has been resolved: dst: fix races in rt6uncachedlistdel and rtdeluncachedlist syzbot was able to crash the kernel in rt6uncachedlistflushdev in an interesting way 1 Crash happens in listdelinit/INITLISTHEAD while writing list-prev, while the prior...

UBUNTU-CVE-2026-23011

In the Linux kernel, the following vulnerability has been resolved: ipv4: ipgre: make ipgreheader robust Analog to commit db5b4e39c4e6 "ip6gre: make ip6greheader robust" Over the years, syzbot found many ways to crash the kernel in ipgreheader 1. This involves team or bonding drivers ability to...