Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

A flaw was discovered in the Linux kernel’s IP framework for transforming packets XFRM subsystem. This issue may allow a malicious user with CAPNETADMIN privileges to directly dereference a NULL pointer in xfrmupdateaeparams, resulting in a potential kernel crash and denial of service...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A issue was discovered in the Linux kernel through version 5.18.14. The xfrmexpandpolicies function in net/xfrm/xfrmpolicy.c can cause the refcount to be dropped twice...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xfrm: fixed another kernel-infoleak issue in algorithm dumping. During fuzz testing, the following issue was discovered: BUG: KMSAN: kernel-infoleak in copytoiter+0x598/0x2a30, copytoiter+0x598/0x2a30,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfrm: The interface function xfrmichangelink may incorrectly place the special interface xi in the xfrminet-xfrmi hash. This issue occurs because the check to enforce this behavior is only performed in cases where the xi value is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Bonding: Fix for xfrm realdev null pointer dereference We should not set realdev to NULL, because packets may still be in transit, and xfrm might call xdodevoffloadok in parallel. All callbacks assume that realdev is set. Example...

MINI-738P-XFRM-V3Q8

Bulletin has no description...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102106)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102106 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 20.1050e Security Update: kernel (UTSA-2026-102091)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102091 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 20.1050e Security Update: kernel (UTSA-2026-102041)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102041 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...

CVE-2026-72451

A flaw was found in the Linux kernel's xfrm IPSec framework component. A race condition exists in the xfrm state cache insertion logic. This occurs because the validity of a state is checked before a global lock is acquired, allowing another process to invalidate the state before it is added to t...

CVE-2026-72463

A flaw was found in the Linux kernel's xfrm IP eXtensible FRamework for IPsec subsystem. This vulnerability occurs during asynchronous resumption where the xfrmrcvcb function can modify a network device without properly managing its reference count. This improper handling leads to a use-after-fre...

CVE-2026-72450

A flaw was found in the Linux kernel's xfrm subsystem. This vulnerability, a shift-out-of-bounds error, occurs when an unspecified address family AFUNSPEC selector with a large prefix length is incorrectly matched against an IPv4 flow. An attacker could potentially exploit this by sending special...

SUSE CVE-2026-72137

In the Linux kernel, the following vulnerability has been resolved: xfrm: natkeepalive: avoid double free on send error natkeepalivesend frees the keepalive skb whenever the IPv4 or IPv6 send helper reports an error. That cleanup is only correct before the skb is handed to the output path. Once...

CVE-2026-72137

A flaw was found in the xfrm subsystem of the Linux kernel, specifically within the natkeepalive component. This vulnerability occurs when the natkeepalivesend function attempts to free a network packet buffer skb that may have already been freed by the networking stack. This double free can lead...

Linux Distros Unpatched Vulnerability : CVE-2026-72137

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: natkeepalive: avoid double free on send error natkeepalivesend frees the keepalive skb whenever the IPv4 or IPv6 send helper reports an error. That cleanu...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-101968)

"The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-101968 advisory. In the Linux kernel, the following vulnerability has been resolved: net: afkey: initialize algkeylen for IPComp states pfkeymsg2xfrmstate handles the IPComp...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102003)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102003 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...

Linux Distros Unpatched Vulnerability : CVE-2026-72451

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: Fix xfrm state cache insertion race The xfrm input state cache insertion code checks the validity of the state before acquiring the global xfrmstatelock...

Linux Distros Unpatched Vulnerability : CVE-2026-72136

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: xfrminterface: require CAPNETADMIN in the device netns for changelink xfrmichangelink operates on at most two netns, devnetdev and the interface link netn...

Linux Distros Unpatched Vulnerability : CVE-2026-72450

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - xfrm: validate selector family and prefixlen during match syzbot reported a shift-out-of-bounds in xfrmselectormatch due to AFUNSPEC selector with large prefixl...