PT-2026-85723

In the Linux kernel, the following vulnerability has been resolved: xfrm: avoid lock inversion in nat keepalive work nat keepalive work walks the state table while xfrm state walk holds net-xfrm.xfrm state lock. Its callback then acquires x-lock, which conflicts with the delete path taking the sa...

PT-2026-85726

Name of the Vulnerable Software and Affected Versions Linux Kernel affected versions not specified Description A race condition exists in the xfrm espintcp sockets during the close process. The espintcp close function frees emsg-skb using kfree skb without holding a socket lock. Simultaneously, t...

PT-2026-85724

In the Linux kernel, the following vulnerability has been resolved: xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handle esp restores skb-dev from the saved skb iif before passing the packet into the XFRM input path. Queued TCP data ca...

Linux Distros Unpatched Vulnerability : CVE-2026-80844

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: ah6: validate routing header segmentsleft AH6 rearranges routing-header addresses before computing or verifying the ICV. ipv6rearrangerthdr assumes that...

Linux Distros Unpatched Vulnerability : CVE-2026-80845

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: avoid lock inversion in nat keepalive work natkeepalivework walks the state table while xfrmstatewalk holds net-xfrm.xfrmstatelock. Its callback then...

The vulnerability of the ipcomp_post_acomp() function in the net/xfrm/xfrm_ipcomp.c module, which is part of the networking functions of the Linux kernel, allows a hacker to cause a service failure.

The vulnerability of the ipcomppostacomp function in the net/xfrm/xfrmipcomp.c module, which is part of the networking functions of the Linux kernel, relates to the failure to release resources after their useful life has expired. Exploiting this vulnerability could allow a remote attacker to cau...

PT-2026-85721

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix xfrm state construct auth-trunc leak attach auth trunc can allocate x-aalg while leaving x-props.aalgo at zero when the selected auth algorithm has no sadb alg id. One real case is cmacaes. xfrm state construct then...

Linux Distros Unpatched Vulnerability : CVE-2026-80848

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: espintcp: fix UAF during close ZDI reported and analyzed a race condition during close for espintcp sockets: espintcpclose frees emsg-skb via kfreeskb...

Linux Distros Unpatched Vulnerability : CVE-2026-80843

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: fix xfrmstateconstruct auth-trunc leak attachauthtrunc can allocate x-aalg while leaving x-props.aalgo at zero when the selected auth algorithm has no...

Linux Distros Unpatched Vulnerability : CVE-2026-80846

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: drop ESP-in-TCP packets with no ingress device ESP-in-TCP receives records through the TCP strparser. handleesp restores skb-dev from the saved skbiif...

The vulnerability of the nat_keepalive_send() function in the xfrm component of the Linux operating system allows a hacker to execute arbitrary code.

The vulnerability of the natkeepalivesend function in the xfrm component of the Linux operating system’s kernel is related to the multiple release of the same resource or descriptor. Exploiting this vulnerability allows a remote attacker to execute arbitrary code...

SUSE CVE-2026-72463

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix dev use-after-free in xfrm async resumption xfrm async resumption hold skb-dev refcnt until after transportfinish. However, xfrmrcvcb may modify skb-dev to tunnel dev without taking device reference, such as vtircvcb. T...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098987)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098987 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: delete x-tunnel as we delete x The ipcomp fallback tunnels currently get deleted from the...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098996)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098996 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: ah: account for ESN high bits in async callbacks AH allocates its temporary auth/ICV layout...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098861)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098861 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: fix iprtbug race in icmproutelookup reverse path icmproutelookup performs multiple route...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098981)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098981 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: clear trailing padding in buildpolexpire buildexpire clears the trailing padding bytes of...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098800)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098800 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: hold dev ref until after transportfinish NFHOOK After async crypto completes, xfrminputresu...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098811)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098811 advisory. In the Linux kernel, the following vulnerability has been resolved: xfrm: always flush state and policy upon NETDEVUNREGISTER event syzbot is reporting that struct...

The vulnerability of the xfrm_nat_keepalive_net_init() function in the net/xfrm/xfrm_nat_keepalive.c module, which implements networking functions for the Linux kernel, allows a attacker to compromise the confidentiality, integrity, and accessibility of the protected information.

The vulnerability of the xfrmnatkeepalivenetinit function in the net/xfrm/xfrmnatkeepalive.c module, which implements networking functions in the Linux kernel, is related to state management errors. Exploiting this vulnerability could allow an attacker to compromise the confidentiality, integrity...

RHEL 9 : kpatch-patch-5_14_0-687_10_1 (RHSA-2026:59149)

The remote Redhat Enterprise Linux 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the RHSA-2026:59149 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...