CVE-2025-21926 net: gso: fix ownership in __udp_gso_segment

In the Linux kernel, the following vulnerability has been resolved: net: gso: fix ownership in udpgsosegment In udpgsosegment the skb destructor is removed before segmenting the skb but the socket reference is kept as-is. This is an issue if the original skb is later orphaned as we can hit the...

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. Linux kernel has a security vulnerability that stems from an ownership issue in udpgsosegment...

Ubuntu: Security Advisory (USN-7396-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2025 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-7396-1: OVN vulnerability

Marius Berntsberg, Trygve Vea, Tore Anderson, Rodolfo Alonso, Jay Faulkner, and Brian Haley discovered that OVN incorrectly handled certain crafted UDP packets. A remote attacker could possibly use this issue to bypass egress ACL rules...

Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 : OVN vulnerability (USN-7396-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS / 24.04 LTS / 24.10 host has packages installed that are affected by a vulnerability as referenced in the USN-7396-1 advisory. Marius Berntsberg, Trygve Vea, Tore Anderson, Rodolfo Alonso, Jay Faulkner, and Brian Haley discovered that OVN incorrectly handle...

CVE-2023-52991

A flaw was found in the Linux kernel's net subsystem. A NULL pointer dereference can be triggered when a specific sequence of network events occurs due to an improper check, resulting in a denial of service. Mitigation Mitigation for this issue is either not available or the currently available...

SUSE CVE-2023-52991

In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer in skbsegmentlist Commit 3a1296a38d0c "net: Support GRO/GSO fraglist chaining." introduced UDP listifyed GRO. The segmentation relies on fraglist being untouched when passing through the network stack. This...

UBUNTU-CVE-2023-53020

In the Linux kernel, the following vulnerability has been resolved: l2tp: close all race conditions in l2tptunnelregister The code in l2tptunnelregister is racy in several ways: 1. It modifies the tunnel socket after publishing it. 2. It calls setupudptunnelsock on an existing socket without...

CVE-2023-52991 net: fix NULL pointer in skb_segment_list

In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer in skbsegmentlist Commit 3a1296a38d0c "net: Support GRO/GSO fraglist chaining." introduced UDP listifyed GRO. The segmentation relies on fraglist being untouched when passing through the network stack. This...

CVE-2023-52991

CVE-2023-52991 applies to the Linux kernel net subsystem, specifically a NULL pointer dereference in skb_segment_list caused by frag_list being NULL after a GRO/GSO fraglist chaining change. The issue can lead to kernel panics during UDP/GSO processing when frag_list is unexpectedly pulled into t...

CVE-2023-52991 net: fix NULL pointer in skb_segment_list

In the Linux kernel, the following vulnerability has been resolved: net: fix NULL pointer in skbsegmentlist Commit 3a1296a38d0c "net: Support GRO/GSO fraglist chaining." introduced UDP listifyed GRO. The segmentation relies on fraglist being untouched when passing through the network stack. This...

Security update for the Linux Kernel

The SUSE Linux Enterprise Micro 6.0 and 6.1 kernel was updated to receive various security bugfixes. The following security bugs were fixed: CVE-2024-26924: scsi: lpfc: Release hbalock before calling lpfcworkerwakeup bsc1225820. CVE-2024-27397: netfilter: nftables: use timestamp to check for set...

SUSE CVE-2025-30472

Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orftokenendianconvert in exec/totemsrp.c via a large UDP packet...

K000150411: Net-SNMP vulnerability CVE-2018-1000116

Security Advisory Description NET-SNMP version 5.7.2 contains a heap corruption vulnerability in the UDP protocol handler that can result in command execution. CVE-2018-1000116 Impact An attacker can exploit this vulnerability with a crafted UDP packet and cause a denial-of-service DoS on the SNM...

CVE-2025-30472

A flaw was found in Corosync. In affected versions, a stack-based buffer overflow may be triggered via a large UDP packet in configurations where encryption is disabled or if an attacker knows the encryption key. This issue can lead to an application crash or other undefined behavior. Mitigation ...

DEBIAN-CVE-2025-30472

Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orftokenendianconvert in exec/totemsrp.c via a large UDP packet...

CVE-2025-30472

Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orftokenendianconvert in exec/totemsrp.c via a large UDP packet...

CVE-2025-30472

CVE-2025-30472 is a vulnerability in the Corosync library (through 3.1.9) that enables a stack-based buffer overflow when encryption is disabled or the attacker knows the key and processes a large UDP packet. Connected sources specify affected contexts (Corosync 3.1.x) and note fixes: IBM/Db2 bul...

Corosync 安全漏洞

Corosync is a Corosync cluster engine from The Corosync Cluster Engine open source. A security vulnerability exists in Corosync 3.1.9 and earlier versions that stems from the orftokenendianconvert function that can cause a stack buffer overflow when processing large UDP packets...

CVE-2025-30472

Corosync through 3.1.9, if encryption is disabled or the attacker knows the encryption key, has a stack-based buffer overflow in orftokenendianconvert in exec/totemsrp.c via a large UDP packet...