SUSE CVE-2026-46116

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

Linux Distros Unpatched Vulnerability : CVE-2026-46116

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load ...

CVE-2026-46116

A flaw was found in the Linux kernel's xfrm IPSec framework subsystem. This vulnerability, a use-after-free, occurs when the system incorrectly manages memory related to security policies, specifically during the deletion of xfrmstate lists. An attacker with local access could exploit this flaw b...

CVE-2026-46116

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

UBUNTU-CVE-2026-46116

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

CVE-2026-46116 xfrm: defensively unhash xfrm_state lists in __xfrm_state_delete

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

CVE-2026-46116

CVE-2026-46116 affects the Linux kernel xfrm subsystem (xfrm_state). The root cause is a local-use-after-free in __xfrm_state_delete due to unsafe deletions from byseq/byspi hash chains. The patch changes deletions to hlist_del_init_rcu and uses hlist_unhashed() checks, preventing writes after LI...

EUVD-2026-32875

In the Linux kernel, the following vulnerability has been resolved: xfrm: defensively unhash xfrmstate lists in xfrmstatedelete KASAN reproduces a slab-use-after-free in xfrmstatedelete's hlistdelrcu calls under syzkaller load on linux-6.12.y stable reproduced on 6.12.47, also reachable via the...

Linux kernel 安全漏洞

The Linux kernel is the core of the open-source operating system Linux, developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from xfrm not safely canceling the hash of the xfrmstate list in the xfrmstatedelete function. This...

PT-2026-44239

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.47 Description A slab-use-after-free and out-of-bounds write issue exists in the Linux kernel's xfrm module. The problem occurs within the xfrm state delete function, where unhashing of byseq and byspi lists...

kernel: espintcp: remove encap socket caching to avoid reference leak

In the Linux kernel, the following vulnerability has been resolved: espintcp: remove encap socket caching to avoid reference leak The current scheme for caching the encap socket can lead to reference leaks when we try to delete the netns. The reference chain is: xfrmstate - enacpsk - netns Since...

EUVD-2026-27728

In the Linux kernel, the following vulnerability has been resolved: xfrm: always flush state and policy upon NETDEVUNREGISTER event syzbot is reporting that "struct xfrmstate" refcount is leaking. unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 2 reftracker:...

CVE-2026-43167 xfrm: always flush state and policy upon NETDEV_UNREGISTER event

In the Linux kernel, the following vulnerability has been resolved: xfrm: always flush state and policy upon NETDEVUNREGISTER event syzbot is reporting that "struct xfrmstate" refcount is leaking. unregisternetdevice: waiting for netdevsim0 to become free. Usage count = 2 reftracker:...

PT-2026-37507

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak occurs in struct xfrm state within the Linux kernel. This issue arises because the xfrm dev unregister function was implemented as a no-op, even though xfrm dev...

Linux Distros Unpatched Vulnerability : CVE-2026-43167

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: always flush state and policy upon NETDEVUNREGISTER event syzbot is reporting that struct xfrmstate refcount is leaking. unregisternetdevice: waiting for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xfrm: State: Initialize stateptrs earlier in xfrmstatefind In cases of preemption, xfrmstatelookat will find a different pcpuid and look up states for that other CPU. If a state is matched for CPU2 in the statecache while the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the TCP layer, the secpath process is dropped simultaneously with the current dst process. Xiumei reported encountering a warning in xfrm6tunnelnetexit while running tests that involve creating a pair of netns, running a basic...

EUVD-2026-18681

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. The driver validates this event by querying the IPSec ASO and checking...

CVE-2026-23440

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. The driver validates this event by querying the IPSec ASO and checking...

UBUNTU-CVE-2026-23440

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Fix race condition during IPSec ESN update In IPSec full offload mode, the device reports an ESN Extended Sequence Number wrap event to the driver. The driver validates this event by querying the IPSec ASO and checking...