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...

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...

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...

CVE-2025-40256

No description is available for this CVE...

net/mlx5e: Fix crash caused by calling __xfrm_state_delete() twice

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Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an issue in the net/mlx5e subsystem where repeated calls to the xfrmstatedelete function cause a crash...