CVE-2026-64436

The CVE-2026-64436 issue in the Linux kernel affects IPComp state handling in PF_KEY paths. In pfkey_msg2xfrm_state, x->calg is allocated and the algorithm name is copied, but calg->alg_key_len is never initialized, even though calg is 68 bytes and alg_key_len is used later during xfrm_algo...

CVE-2026-63912

In the Linux kernel, the following vulnerability has been resolved: xfrm: esp: restore combined single-frag length gate The ESP out-of-place fast path appends the trailer in espoutputhead before espoutputtail allocates the destination page frag. The head-side gate currently checks skb-datalen and...

Exploit for CVE-2026-43503

DirtyClone DirtyClone is a C-based local privilege escalation...

CVE-2026-53240

A flaw was found in the Linux kernel's xfrm: iptfs component. A race condition during partial packet reassembly in the inputprocesspayload function can lead to a use-after-free vulnerability. This occurs when a concurrent process frees a packet buffer skb before it is checked, allowing subsequent...

UBUNTU-CVE-2023-54273

In the Linux kernel, the following vulnerability has been resolved: xfrm: Fix leak of dev tracker At the stage of direction checks, the netdev reference tracker is already initialized, but released with wrong put call...

kernel: xfrm: fix one more kernel-infoleak in algo dumping

A vulnerability was found in the xfrm module in the Linux Kernel. This issue was discovered during fuzz testing, where uninitialized memory containing potentially sensitive data was inadvertently copied to user-space. This issue occurs when dumping IPsec algorithm data structures, exposing random...

CVE-2024-50110 xfrm: fix one more kernel-infoleak in algo dumping

In the Linux kernel, the following vulnerability has been resolved: xfrm: fix one more kernel-infoleak in algo dumping During fuzz testing, the following issue was discovered: BUG: KMSAN: kernel-infoleak in copytoiter+0x598/0x2a30 copytoiter+0x598/0x2a30 skbdatagramiter+0x168/0x1060...

Linux Kernel XFRM Privilege Escalation

Vulnerability Summary The following advisory describes a Use-after-free vulnerability found in Linux kernel that can lead to privilege escalation. The vulnerability found in Netlink socket subsystem – XFRM. Netlink is used to transfer information between the kernel and user-space processes. It...