kernel: net: tun: Update napi->skb after XDP process

A use-after-free flaw was found in tungetuser in drivers/net/tun.c in network TUNnel module in Linux kernel. This flaw could allow an attacker to crash the system at device disconnect. This vulnerability could even lead to a kernel information leak problem...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. 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...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

kernel: tcp: Clear tcp_sk(sk)->fastopen_rsk in tcp_disconnect()

A flaw was found in the TCP subsystem in tcpdisconnect of the Linux kernel.The server-side TCP Fast Open socket was reused as a new client before the TFO socket completes, leading to an information leak...

PT-2026-2554

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to the handling of delayed work items within the ALPS touchpad driver. Specifically, a use-after-free condition can occur during device detachme...

RHEL 9 : kernel (RHSA-2025:23426)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23426 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: scsi: qla2xxx: Wait for io...

RHEL 9 : kernel-rt (RHSA-2025:23424)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:23424 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

PT-2026-2594

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw related to the handling of pending work in the lkkbd driver. Specifically, the lkkbd interrupt function schedules a task via schedule work, and the...

CVE-2023-53762

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: hcisync: Fix UAF in hcidisconnectallsync Use-after-free can occur in hcidisconnectallsync if a connection is deleted by concurrent processing of a controller event. To prevent this the code now tries to iterate over th...

SUSE CVE-2022-50665

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix failed to find the peer with peerid 0 when disconnected It has a fail log which is ath11kdbg in ath11kdprxprocessmonstatus, as below, it will not print when debugmask is not set ATH11KDBGDATA. ath11kdbgab,...

SUSE CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

EUVD-2023-60169

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

DEBIAN-CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

CVE-2022-50665

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix failed to find the peer with peerid 0 when disconnected It has a fail log which is ath11kdbg in ath11kdprxprocessmonstatus, as below, it will not print when debugmask is not set ATH11KDBGDATA. ath11kdbgab,...

DEBIAN-CVE-2022-50665

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: fix failed to find the peer with peerid 0 when disconnected It has a fail log which is ath11kdbg in ath11kdprxprocessmonstatus, as below, it will not print when debugmask is not set ATH11KDBGDATA. ath11kdbgab,...

UBUNTU-CVE-2023-53827

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: L2CAP: Fix use-after-free in l2capdisconnectreq,rsp Similar to commit d0be8347c623 "Bluetooth: L2CAP: Fix use-after-free caused by l2capchanput", just use l2capchanholdunlesszero to prevent referencing a channel that i...

CVE-2023-53827

The CVE-2023-53827 issue affects the Linux kernel Bluetooth subsystem (L2CAP). The vulnerability is caused by a use-after-free in l2cap_disconnect_{req,rsp}. The cited fix uses l2cap_chan_hold_unless_zero to avoid referencing a channel that is about to be destroyed, addressing the underlying refe...