Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2026-3196)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2026-3196 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnatsip: rewind offset when NAT shrinks the packet CVE-2026-100070 In the Linux kernel, the following...

AZL-93725 CVE-2026-64523 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Take a long-lived file reference at submit handshakenlacceptdoit needs the file pointer backing req-hrsk-sksocket to survive the window between handshakereqnext and the subsequent FDPREPARE and getfile. The...

CVE-2026-64523: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Take a long-lived file reference at submit handshakenlacceptdoit needs the file pointer backing req-hrsk-sksocket to survive the window between handshakereqnext and the subsequent FDPREPARE and getfile. The...

Linux Distros Unpatched Vulnerability : CVE-2026-64523

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/handshake: Take a long-lived file reference at submit handshakenlacceptdoit needs the file pointer backing req-hrsk-sksocket to survive the window between...

CVE-2026-63979

A flaw was found in the Linux kernel's net/handshake component. A race condition exists where a network handshake request can be removed and its associated file reference released concurrently while the accept-side code attempts to access it. This can lead to the system attempting to read from...

Linux Distros Unpatched Vulnerability : CVE-2026-63979

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/handshake: hand off the pinned file reference to acceptdoit handshakereqnext removes the request from the per-net pending list and drops hnlock before...

Linux Distros Unpatched Vulnerability : CVE-2026-63980

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: net/handshake: Use spinlockbh for hnlock nvmettcpstatechange, a socket callback that runs in...

CVE-2026-63979 net/handshake: hand off the pinned file reference to accept_doit

In the Linux kernel, the following vulnerability has been resolved: net/handshake: hand off the pinned file reference to acceptdoit handshakereqnext removes the request from the per-net pending list and drops hnlock before handshakenlacceptdoit reads req-hrsk-sksocket and dereferences sock-file...

CVE-2026-63978 net/handshake: Drain pending requests at net namespace exit

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Drain pending requests at net namespace exit The arguments to listspliceinit in handshakenetexit are reversed. The call moves the local empty "requests" list onto hn-hnrequests, leaving the local list empty, so the...

CVE-2026-63980: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Use spinlockbh for hnlock nvmettcpstatechange, a socket callback that runs in BH context, can reach handshakereqcancel via nvmettcpschedulereleasequeue and tlshandshakecancel. handshakereqcancel acquires hn-hnlock...

CVE-2026-63979: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/handshake: hand off the pinned file reference to acceptdoit handshakereqnext removes the request from the per-net pending list and drops hnlock before handshakenlacceptdoit reads req-hrsk-sksocket and dereferences sock-file...

PT-2026-61296

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A race condition exists in the net/handshake component. The handshake req next function removes a request from the pending list and releases the hn lock before handshake nl accept doit...

CVE-2026-63979: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/handshake: hand off the pinned file reference to acceptdoit handshakereqnext removes the request from the per-net pending list and drops hnlock before handshakenlacceptdoit reads req-hrsk-sksocket and dereferences sock-file...

CVE-2026-63978: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/handshake: Drain pending requests at net namespace exit The arguments to listspliceinit in handshakenetexit are reversed. The call moves the local empty "requests" list onto hn-hnrequests, leaving the local list empty, so the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/handshake: fixed null-ptr-deref in handshakenldonedoit We should not call tracehandshakecmddoneerr if the socket lookup fails. We should also call tracehandshakecmddoneerr before releasing the file; otherwise, dereferencin...

SUSE-SU-2026:0471-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2025-40257: mptcp: fix a race in mptcppmdeladdtimer bsc1254842. - CVE-2025-40259: scsi: sg: Do not sleep in atomic context bsc1254845. - CVE-2025-68284: libceph:...

UBUNTU-CVE-2025-71148

In the Linux kernel, the following vulnerability has been resolved: net/handshake: restore destructor on submit failure handshakereqsubmit replaces sk-skdestruct but never restores it when submission fails before the request is hashed. handshakeskdestruct then returns early and the original...

CVE-2025-71148 net/handshake: restore destructor on submit failure

In the Linux kernel, the following vulnerability has been resolved: net/handshake: restore destructor on submit failure handshakereqsubmit replaces sk-skdestruct but never restores it when submission fails before the request is hashed. handshakeskdestruct then returns early and the original...

CVE-2025-71148

In the Linux kernel, the following vulnerability has been resolved: net/handshake: restore destructor on submit failure handshakereqsubmit replaces sk-skdestruct but never restores it when submission fails before the request is hashed. handshakeskdestruct then returns early and the original...

The vulnerability of the `remove_pending()` function in the `net/handshake` component, which is part of the Linux kernel-level security session establishment mechanism, allows a attacker to cause a service failure.

The vulnerability of the removepending function in the net/handshake component, which is part of the Linux kernel-level security session establishment mechanism, is related to errors during link counter updates. Exploiting this vulnerability could allow an attacker to cause a service failure...