CVE-2026-64580 xfrm6: clear dst.dev on error to avoid double netdev_put in xfrm6_fill_dst()

In the Linux kernel, the following vulnerability has been resolved: xfrm6: clear dst.dev on error to avoid double netdevput in xfrm6filldst On the error path where in6devgetdev returns NULL, xfrm6filldst releases the device reference with netdevput but leaves xdst-u.dst.dev set. dstdestroy later...

CVE-2026-63997 ethtool: module: avoid leaking a netdev ref on module flash errors

In the Linux kernel, the following vulnerability has been resolved: ethtool: module: avoid leaking a netdev ref on module flash errors moduleflashfwschedule is missing undo for setting the "inprogress" flag and taking the netdev reference. Delay taking these, the device can't disappear while we a...

PT-2026-37507

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A reference count leak occurs in struct xfrm state within the Linux kernel. This issue arises because the xfrm dev unregister function was implemented as a no-op, even though xfrm dev...

kernel: net: Remove RTNL dance for SIOCBRADDIF and SIOCBRDELIF.

In the Linux kernel, the following vulnerability has been resolved: net: Remove RTNL dance for SIOCBRADDIF and SIOCBRDELIF. SIOCBRDELIF is passed to devioctl first and later forwarded to brioctlcall, which causes unnecessary RTNL dance and the splat below 0 under RTNL pressure. Let's say Thread A...

Linux Distros Unpatched Vulnerability : CVE-2022-49958

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a...

CVE-2022-49958

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

DEBIAN-CVE-2022-49958

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2022-49958

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2022-49958 net/sched: fix netdevice reference leaks in attach_default_qdiscs()

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2022-49958: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix netdevice reference leaks in attachdefaultqdiscs In attachdefaultqdiscs, if a dev has multiple queues and queue 0 fails to attach qdisc because there is no memory in attachonedefaultqdisc. Then dev-qdisc will be...

CVE-2025-22111

In the Linux kernel, the following vulnerability has been resolved: net: Remove RTNL dance for SIOCBRADDIF and SIOCBRDELIF. SIOCBRDELIF is passed to devioctl first and later forwarded to brioctlcall, which causes unnecessary RTNL dance and the splat below 0 under RTNL pressure. Let's say Thread A...

CVE-2024-26808 netfilter: nft_chain_filter: handle NETDEV_UNREGISTER for inet/ingress basechain

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...

CVE-2024-26808

The CVE-2024-26808 issue affects the Linux kernel netfilter nft_chain_filter logic. When NETDEV_UNREGISTER is reported, the fix removes the netdevice from the inet/ingress basechain to prevent a stale reference in the hook list. The vulnerability is exploitable locally (attack vector LOCAL) with ...

PT-2025-25884 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, which was related to netdevice reference leaks in the attach default qdiscs function. If a device has multiple queues and queue 0...

PT-2022-33977 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.10.142 Description: A potential issue exists in the Linux Kernel related to netdevice reference leaks in the attach default qdiscs function. The actual impact and attack plausibility have not yet been proven...