Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: handle errors from btrfsdecref properly CVE-2024-46753 In the Linux kernel, the following vulnerability has been resolved: PCI/ASPM: Fix link state exit during switch upstream function removal CVE-2024-5809...

CVE-2025-3511

Improper Validation of Specified Quantity in Input vulnerability in Mitsubishi Electric Corporation CC-Link IE TSN Remote I/O module, CC-Link IE TSN Analog-Digital Converter module, CC-Link IE TSN Digital-Analog Converter module, CC-Link IE TSN FPGA module, CC-Link IE TSN Remote Station...

SUSE CVE-2025-22059

In the Linux kernel, the following vulnerability has been resolved: udp: Fix multiple wraparounds of sk-skrmemalloc. udpenqueuescheduleskb has the following condition: if atomicread&sk-skrmemalloc sk-skrcvbuf goto drop; sk-skrcvbuf is initialised by net.core.rmemdefault and later can be configure...

UBUNTU-CVE-2025-22101

In the Linux kernel, the following vulnerability has been resolved: net: libwx: fix Tx L4 checksum The hardware only supports L4 checksum offload for TCP/UDP/SCTP protocol. There was a bug to set Tx checksum flag for the other protocol that results in Tx ring hang. Fix to compute software checksu...

UBUNTU-CVE-2025-22062

In the Linux kernel, the following vulnerability has been resolved: sctp: add mutual exclusion in procsctpdoudpport We must serialize calls to sctpudpsockstop and sctpudpsockstart or risk a crash as syzbot reported: Oops: general protection fault, probably for non-canonical address...

UBUNTU-CVE-2025-22059

In the Linux kernel, the following vulnerability has been resolved: udp: Fix multiple wraparounds of sk-skrmemalloc. udpenqueuescheduleskb has the following condition: if atomicread&sk-skrmemalloc sk-skrcvbuf goto drop; sk-skrcvbuf is initialised by net.core.rmemdefault and later can be configure...

CVE-2025-22059 udp: Fix multiple wraparounds of sk->sk_rmem_alloc.

In the Linux kernel, the following vulnerability has been resolved: udp: Fix multiple wraparounds of sk-skrmemalloc. udpenqueuescheduleskb has the following condition: if atomicread&sk-skrmemalloc sk-skrcvbuf goto drop; sk-skrcvbuf is initialised by net.core.rmemdefault and later can be configure...

PT-2025-16698

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A memory accounting leak issue has been identified in the Linux kernel, specifically related to UDP memory usage. The problem occurs when the application sets INT MAX to SO RCVBUF,...

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...

DEBIAN-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...

PT-2025-16741

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A bug in the Linux kernel's network library has been resolved. The issue occurred because the hardware only supports L4 checksum offload for TCP/UDP/SCTP protocols, but the software...

AZL-61774 CVE-2025-30472 affecting package corosync 3.0.4-4

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...

AZL-59189 CVE-2025-30472 affecting package corosync 3.0.4-3

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...

CLSA-2025-1742471200 kernel: Fix of 19 CVEs

net: defer final 'struct net' free in netns dismantle CVE-2024-56658 - smb: client: fix potential deadlock when releasing mids CVE-2023-52757 - tcp/dccp: Don't use timerpending in reqskqueueunlink. CVE-2024-50154 - ALSA: 6fire: Release resources at card release CVE-2024-53239 - smb: client: fix...

Linux DCCP Binary Information Leak

Linux suffers from a small remote binary information leak in DCCP that requires a victim's machine to have established connections...

sctp: sysctl: udp_port: avoid using current->nsproxy

...

CVE-2025-20209

A vulnerability in the Internet Key Exchange version 2 IKEv2 function of Cisco IOS XR Software could allow an unauthenticated, remote attacker to prevent an affected device from processing any control plane UDP packets. This vulnerability is due to improper handling of malformed IKEv2 packets. An...

Linux Distros Unpatched Vulnerability : CVE-2012-2372

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - The rdsibxmit function in net/rds/ibsend.c in the Reliable Datagram Sockets RDS protocol implementation in the Linux kernel 3.7.4 and earlier allows local users...

UBUNTU-CVE-2025-21743

In the Linux kernel, the following vulnerability has been resolved: usbnet: ipheth: fix possible overflow in DPE length check Originally, it was possible for the DPE length check to overflow if wDatagramIndex + wDatagramLength U16MAX. This could lead to an OoB read. Move the wDatagramIndex term t...

SUSE CVE-2022-49420

In the Linux kernel, the following vulnerability has been resolved: net: annotate races around sk-skbounddevif UDP sendmsg is lockless, and reads sk-skbounddevif while this field can be changed by another thread. Adds minimal annotations to avoid KCSAN splats for UDP. Following patches will add...