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 the lack of a NETDEVUNREGISTER notification handler, which could result in resources not being released...

PT-2025-27736 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved. The issue is related to the af packet module, where calling PACKET ADD MEMBERSHIP on an ops-locked device can trigger the NETDEV...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: OpenVSwitch: fixed the issue where locking occurred when trying to unregister a netdev with a carrier. The commit in the “fixes” tag attempted to fix this issue through the following sequence of calls: dooutput → ovsvportsend →...

CVE-2025-22116

In the Linux kernel, the following vulnerability has been resolved: idpf: check error for registernetdev on init Current init logic ignores the error code from registernetdev, which will cause WARNON on attempt to unregister it, if there was one, and there is no info for the user that the creatio...

DEBIAN-CVE-2022-49558

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: double hook unregistration in netns path nftreleasehooks is called from prenetns exit path which unregisters the hooks, then the NETDEVUNREGISTER event is triggered which unregisters the hooks again. 565.2214...

SUSE CVE-2022-48807

In the Linux kernel, the following vulnerability has been resolved: ice: Fix KASAN error in LAG NETDEVUNREGISTER handler Currently, the same handler is called for both a NETDEVBONDINGINFO LAG unlink notification as for a NETDEVUNREGISTER call. This is causing a problem though, since the...

CVE-2022-48810

In CVE-2022-48810, the Linux kernel fixes a RTNL lock handling issue in IPv4/IPv6 multicast code: ipmr and ip6mr_free_table() could be called on the failure path without proper RTNL protection. The patch ensures RTNL is held before freeing mroute tables, preventing an assertion failure observed i...

CVE-2022-48720

In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEVUNREGISTER event Current macsec netdev notify handler handles NETDEVUNREGISTER event by releasing relevant SW resources only, this causes resources leak in case of macsec HW offload, as...

UBUNTU-CVE-2022-48720

In the Linux kernel, the following vulnerability has been resolved: net: macsec: Fix offload support for NETDEVUNREGISTER event Current macsec netdev notify handler handles NETDEVUNREGISTER event by releasing relevant SW resources only, this causes resources leak in case of macsec HW offload, as...

SUSE CVE-2021-47479

In the Linux kernel, the following vulnerability has been resolved: staging: rtl8712: fix use-after-free in rtl8712dlfw Syzbot reported use-after-free in rtl8712dlfw. The problem was in race condition between r871xudevremove -ndoopen callback. It's easy to see from crash log, that driver accesses...

DEBIAN-CVE-2021-47452

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: skip netdev events generated on netns removal syzbot reported following harmless WARN: WARNING: CPU: 1 PID: 2648 at net/netfilter/core.c:468 nftnetdevunregisterhooks net/netfilter/nftablesapi.c:230 inline...

DEBIAN-CVE-2024-26808

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftchainfilter: handle NETDEVUNREGISTER for inet/ingress basechain Remove netdevice from inet/ingress basechain in case NETDEVUNREGISTER event is reported, otherwise a stale reference to netdevice remains in the hook...

DEBIAN-CVE-2023-52509

In the Linux kernel, the following vulnerability has been resolved: ravb: Fix use-after-free issue in ravbtxtimeoutwork The ravbstop should call cancelworksync. Otherwise, ravbtxtimeoutwork is possible to use the freed priv after ravbremove was called like below: CPU0 CPU1 ravbtxtimeout ravbremov...