CVE-2026-45850

CVE-2026-45850 pertains to the Linux kernel vulnerability where protocol checksum validation for IPv6 could fail if there are extension headers before the IPv6 header. The confirmed fix uses iph->len as the offset to skip extension headers when performing checksum validation. Technical details...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from the IP checksum code not properly handling negative length inputs, which could lead to out-of-bounds reads...

Linux Distros Unpatched Vulnerability : CVE-2017-6347

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The ipcmsgrecvchecksum function in net/ipv4/ipsockglue.c in the Linux kernel before 4.10.1 has incorrect expectations about skb data layout, which allows local...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: LoongArch: csum: Fixed an OoB access issue in the IP checksum code for negative lengths. The commit 69e3a6aa6be2 “LoongArch: Added checksum optimization for 64-bit systems” causes an undefined shift and an out-of-bounds read...

LoongArch: csum: Fix OoB access in IP checksum code for negative lengths

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SUSE CVE-2025-21789

In the Linux kernel, the following vulnerability has been resolved: LoongArch: csum: Fix OoB access in IP checksum code for negative lengths Commit 69e3a6aa6be2 "LoongArch: Add checksum optimization for 64-bit system" would cause an undefined shift and an out-of-bounds read. Commit 8bd795fedb84...

UBUNTU-CVE-2025-21789

In the Linux kernel, the following vulnerability has been resolved: LoongArch: csum: Fix OoB access in IP checksum code for negative lengths Commit 69e3a6aa6be2 "LoongArch: Add checksum optimization for 64-bit system" would cause an undefined shift and an out-of-bounds read. Commit 8bd795fedb84...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from an out-of-bounds access in the IP checksum code...

kernel: arm64: csum: Fix OoB access in IP checksum code for negative lengths

In the Linux kernel, the following vulnerability has been resolved: arm64: csum: Fix OoB access in IP checksum code for negative lengths Although commit c2c24edb1d9c "arm64: csum: Fix pathological zero-length calls" added an early return for zero-length input, syzkaller has popped up with an...

UBUNTU-CVE-2020-13987

An issue was discovered in Contiki through 3.0. An Out-of-Bounds Read vulnerability exists in the uIP TCP/IP Stack component when calculating the checksums for IP packets in upperlayerchksum in net/ipv4/uip.c...

CVE-2018-16526

Amazon Web Services AWS FreeRTOS through 1.3.1, FreeRTOS up to V10.0.1 with FreeRTOS+TCP, and WITTENSTEIN WHIS Connect middleware TCP/IP component allow remote attackers to leak information or execute arbitrary code because of a Buffer Overflow during generation of a protocol checksum in...

Buffer overflow

Amazon Web Services AWS FreeRTOS through 1.3.1, FreeRTOS up to V10.0.1 with FreeRTOS+TCP, and WITTENSTEIN WHIS Connect middleware TCP/IP component allow remote attackers to leak information or execute arbitrary code because of a Buffer Overflow during generation of a protocol checksum in...

kernel: net: incorrect processing of checksums in UDP implementation

A flaw was found in the way the Linux kernel's networking implementation handled UDP packets with incorrect checksum values. A remote attacker could potentially use this flaw to trigger an infinite loop in the kernel, resulting in a denial of service on the system, or cause a denial of service in...