Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix a use-after-free CVE-2022-48666 In the Linux kernel, the following vulnerability has been resolved: net: relax socket state check at accept time. CVE-2024-36484 In the Linux kernel, the following...

CVE-2024-41007

A vulnerability was found in the tcpretransmittimer function in the Linux kernel's TCP implementation. This issue occurs when a TCP socket uses TCPUSERTIMEOUT and the peer's window retracts to zero, leading to excessive retransmission of packets every two milliseconds for up to four minutes after...

CVE-2024-40931

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snduna is properly initialized on connect This is strictly related to commit fb7a0d334894 "mptcp: ensure sndnxt is properly initialized on connect". It turns out that syzkaller can trigger the retransmit after...

SUSE CVE-2024-40931

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snduna is properly initialized on connect This is strictly related to commit fb7a0d334894 "mptcp: ensure sndnxt is properly initialized on connect". It turns out that syzkaller can trigger the retransmit after...

AZL-43399 CVE-2024-41007 affecting package kernel for versions less than 5.15.164.1-1

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

UBUNTU-CVE-2024-41007

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

CVE-2024-41007

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

CVE-2024-41007 tcp: avoid too many retransmit packets

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

CVE-2024-41007

CVE-2024-41007 relates to a Linux kernel TCP issue where a socket using TCP_USER_TIMEOUT could have the retransmit timer emit packets for minutes after the user timeout expired if the peer reduced its window to zero. The underlying cause was tcp_retransmit_timer() ignoring icsk_user_timeout under...

CVE-2024-41007 tcp: avoid too many retransmit packets

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

CVE-2024-40931 mptcp: ensure snd_una is properly initialized on connect

In the Linux kernel, the following vulnerability has been resolved: mptcp: ensure snduna is properly initialized on connect This is strictly related to commit fb7a0d334894 "mptcp: ensure sndnxt is properly initialized on connect". It turns out that syzkaller can trigger the retransmit after...

DEBIAN-CVE-2024-2357

The Libreswan Project was notified of an issue causing libreswan to restart under some IKEv2 retransmit scenarios when a connection is configured to use PreSharedKeys authby=secret and the connection cannot find a matching configured secret. When such a connection is automatically added on startu...

CVE-2024-2357

The Libreswan Project was notified of an issue causing libreswan to restart under some IKEv2 retransmit scenarios when a connection is configured to use PreSharedKeys authby=secret and the connection cannot find a matching configured secret. When such a connection is automatically added on startu...

CVE-2024-2357

The Libreswan Project was notified of an issue causing libreswan to restart under some IKEv2 retransmit scenarios when a connection is configured to use PreSharedKeys authby=secret and the connection cannot find a matching configured secret. When such a connection is automatically added on startu...

kernel: tcp: tcp_rtx_synack() can be called from process context

In the Linux kernel, the following vulnerability has been resolved: tcp: tcprtxsynack can be called from process context Laurent reported the enclosed report 1 This bug triggers with following coditions: 0 Kernel built with CONFIGDEBUGPREEMPT=y 1 A new passive FastOpen TCP socket is created. This...

What is Citrix ADC TCP retransmit timeout (RTO) value

You may need to know Citrix ADC's TCP retransmit timeout RTO for troubleshooting retransmission issues...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: buffer overflow in IPsec ESP transformation code CVE-2022-27666 kernel: out-of-bounds read in fbcongetfont function CVE-2020-28915 For more details about the security issues, including th...

ALSA-2022:5316 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: buffer overflow in IPsec ESP transformation code CVE-2022-27666 kernel: out-of-bounds read in fbcongetfont function CVE-2020-28915 For more details about the security issues, including th...

kernel security and bug fix update

An update is available for kernel. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel packages contain the Linux kernel, the core of any Linux operating...