kernel: xfrm_expand_policies() in net/xfrm/xfrm_policy.c can cause a refcount to be dropped twice

A flaw was found in the Linux kernel’s IP framework for transforming packets XFRM subsystem. An error while resolving policies in xfrmbundlelookup causes the refcount to drop twice, leading to a possible crash and a denial of service...

kernel: xfrm: out-of-bounds read of XFRMA_MTIMER_THRESH nlattr

A flaw was found in the Linux kernel’s IP framework for transforming packets XFRM subsystem. This issue may allow a malicious user with CAPNETADMIN privileges to cause a 4 byte out-of-bounds read of XFRMAMTIMERTHRESH when parsing netlink attributes, leading to potential leakage of sensitive heap...

Important: kernel

Issue Overview: A flaw was found 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, leading to a possible kernel crash and denial of service...

OESA-2023-1513 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A flaw was found 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, leading ...

Linux kernel 缓冲区错误漏洞

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from a race condition found in the Linux kernel's IP framework for transforming packets the XFRM subsystem when multiple calls to...