CVE-2022-49958

Summary: CVE-2022-49958 affects the Linux kernel net/sched subsystem. When an ethernet device with multiple queues fails to attach a qdisc to queue 0 due to memory exhaustion, the code may leave the original qdisc attached on other queues and fall back to noqueue, causing a reference leak if the ...

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...

DEBIAN-CVE-2025-38020

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Disable MACsec offload for uplink representor profile MACsec offload is not supported in switchdev mode for uplink representors. When switching to the uplink representor profile, the MACsec offload feature must be...

PT-2025-25795

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to the fixed version Description A vulnerability in the Linux kernel has been resolved. The issue is related to MACsec offload for uplink representor profiles. MACsec offload is not supported in switchdev mode for...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: dsa: fixed the issue where dereferencing the netdevpriv variable occurred before the type check, in cases where the event is triggered on non-DSA network devices. After the bug was reported, we began handling this...

kernel: net/smc: reduce rtnl pressure in smc_pnet_create_pnetids_list()

In the Linux kernel, the following vulnerability has been resolved: net/smc: reduce rtnl pressure in smcpnetcreatepnetidslist Many syzbot reports show extreme rtnl pressure, and many of them hint that smc acquires rtnl in netns creation for no good reason 1 This patch returns early from...

CVE-2023-53109

In the Linux kernel, the following vulnerability has been resolved: net: tunnels: annotate lockless accesses to dev-neededheadroom IP tunnels can apparently update dev-neededheadroom in their xmit path. This patch takes care of three tunnels xmit, and also the core LLRESERVEDSPACE and...

DEBIAN-CVE-2022-49867

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: fix memory leak in ipcwwandellink IOSM driver registers network device without setting the needsfreenetdev flag, and does NOT call freenetdev when unregisters network device, which causes a memory leak. This patc...

UBUNTU-CVE-2022-49853

In the Linux kernel, the following vulnerability has been resolved: net: macvlan: fix memory leaks of macvlancommonnewlink kmemleak reports memory leaks in macvlancommonnewlink, as follows: ip link add link eth0 name .. type macvlan mode source macaddr add kmemleak reports: unreferenced object...

DEBIAN-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...

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...

openvswitch: fix lockup on tx to unregistering netdev with carrier

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CVE-2025-21865 gtp: Suppress list corruption splat in gtp_net_exit_batch_rtnl().

In the Linux kernel, the following vulnerability has been resolved: gtp: Suppress list corruption splat in gtpnetexitbatchrtnl. Brad Spengler reported the listdel corruption splat in gtpnetexitbatchrtnl. 0 Commit eb28fd76c0a0 "gtp: Destroy device along with udp socket's netns dismantle." added th...

Linux Distros Unpatched Vulnerability : CVE-2021-47139

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net: hns3: put off calling registernetdev until client initialize complete Currently, the netdevice is registered before client initializing complete. So there ...

Linux Distros Unpatched Vulnerability : CVE-2024-26820

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: hvnetvsc: Register VF in netvscprobe if NETDEVICEREGISTER missed If hvnetvsc driver is...

SUSE CVE-2022-49127

In the Linux kernel, the following vulnerability has been resolved: reftracker: implement use-after-free detection Whenever reftrackerdirinit is called, mark the struct reftrackerdir as dead. Test the dead status from reftrackeralloc and reftrackerfree This should detect buggy devput/devhold...

DEBIAN-CVE-2022-49127

In the Linux kernel, the following vulnerability has been resolved: reftracker: implement use-after-free detection Whenever reftrackerdirinit is called, mark the struct reftrackerdir as dead. Test the dead status from reftrackeralloc and reftrackerfree This should detect buggy devput/devhold...

CVE-2022-49378 sfc: fix considering that all channels have TX queues

In the Linux kernel, the following vulnerability has been resolved: sfc: fix considering that all channels have TX queues Normally, all channels have RX and TX queues, but this is not true if modparam efxseparatetxchannels=1 is used. In that cases, some channels only have RX queues and others onl...

CVE-2022-49127 ref_tracker: implement use-after-free detection

In the Linux kernel, the following vulnerability has been resolved: reftracker: implement use-after-free detection Whenever reftrackerdirinit is called, mark the struct reftrackerdir as dead. Test the dead status from reftrackeralloc and reftrackerfree This should detect buggy devput/devhold...

CVE-2022-49127 ref_tracker: implement use-after-free detection

In the Linux kernel, the following vulnerability has been resolved: reftracker: implement use-after-free detection Whenever reftrackerdirinit is called, mark the struct reftrackerdir as dead. Test the dead status from reftrackeralloc and reftrackerfree This should detect buggy devput/devhold...