Linux kernel 安全漏洞

The Linux kernel is the kernel used by the Linux operating system developed by the Linux Foundation in the United States. There is a security vulnerability in the Linux kernel, which stems from a reference counting issue in the batman-adv module. This vulnerability may lead to reuse of resources...

kernel: Linux kernel: Use-After-Free vulnerability in ATM subsystem

A flaw was found in the Linux kernel's Asynchronous Transfer Mode ATM subsystem. An authenticated local attacker could exploit a Use-After-Free UAF vulnerability in the /proc/net/atm/lec handling. This flaw occurs due to improper devput calls without prior devhold calls, leading to an imbalance i...

UBUNTU-CVE-2025-37905

In the Linux kernel, the following vulnerability has been resolved: firmware: armscmi: Balance device refcount when destroying devices Using devicefindchild to lookup the proper SCMI device to destroy causes an unbalance in device refcount, since devicefindchild calls an implicit getdevice: this,...

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 Linux kernel that stems from a reference counting problem in the ksmbdconn structure in the ksmbd subsystem...

USN-6348-1 linux-intel-iotg-5.15, linux-raspi vulnerabilities

Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various instructions. A local unprivileged user could use this to obtain to sensitive information. CVE-2022-40982 Tavis Ormandy discovered that some AMD processors...

SUSE CVE-2017-12190

The biomapuseriov and biounmapuser functions in block/bio.c in the Linux kernel before 4.13.8 do unbalanced refcounting when a SCSI I/O vector has small consecutive buffers belonging to the same page. The bioaddpcpage function merges them into one, but the page reference is never dropped. This...

USN-5614-2 wayland vulnerability

USN-5614-1 fixed a vulnerability in Wayland. This update provides the corresponding update for Ubuntu 16.04 ESM. Original advisory details: It was discovered that Wayland incorrectly handled reference counting certain objects. An attacker could use this issue to cause Wayland to crash, resulting ...

Fedora 20 : openldap-2.4.39-2.fc20 (2014-2012)

"fix rmw reference counting bug new upstream release 1059186 %NASLMINLEVEL 70300 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from Fedora Security Advisory 2014-2012. include'deprecatednasllevel.inc'; include'compat.inc'; if description...

Scientific Linux Security Update : kernel on SL4.x i386/x86_64

This update fixes the following security issues : - a flaw was found in the CIFSSMBWrite function in the Linux kernel Common Internet File System CIFS implementation. A remote attacker could send a specially crafted SMB response packet to a target CIFS client, resulting in a kernel panic denial o...

Important: Red Hat Security Advisory: kernel security and bug fix update

Updated kernel packages that fix multiple security issues and one bug are now available for Red Hat Enterprise Linux 4. The Red Hat Security Response Team has rated this update as having important security impact. Common Vulnerability Scoring System CVSS base scores, which give detailed severity...

FreeBSD Security Advisory FreeBSD-SA-04:02.shmat

-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 ============================================================================= FreeBSD-SA-04:02.shmat Security Advisory The FreeBSD Project Topic: shmat reference counting bug Category: core Module: kernel Announced: 2004-02-05 Credits: Joost Pol...

shmat reference counting bug

A programming error in the shmat2 system call can result in a shared memory segment's reference count being erroneously incremented. It may be possible to cause a shared memory segment to reference unallocated kernel memory, but remain valid. This could allow a local attacker to gain read or writ...