Linux Distros Unpatched Vulnerability : CVE-2026-98380

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the save...

DEBIAN-CVE-2026-98380

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

AZL-106908 CVE-2026-98380 affecting package kernel 6.6.157.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

CVE-2026-98380

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

CVE-2026-98380

A vulnerability exists in the Linux kernel 's net/sched component where tcf_idr_delete_index() fails to properly handle IDR error pointers . Specifically, if an unlocked classifier removes an action and reserves the same IDR slot with ERR_PTR(-EBUSY) between the lookup and deletion, the system tr...

EUVD-2026-95535

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

CVE-2026-98380 net/sched: reject IDR error pointers when deleting actions

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

CVE-2026-98380 net/sched: reject IDR error pointers when deleting actions

In the Linux kernel, the following vulnerability has been resolved: net/sched: reject IDR error pointers when deleting actions tcfactiondelete drops the reference held by its lookup before calling tcfidrdeleteindex with the saved action index. An unlocked classifier can remove that action and...

PT-2026-108766

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the net/sched component where the tcf idr delete index function fails to properly validate lookup results. When tcf action delete drops a reference, an unlocked...

CVE-2026-46331

PACKETEDITMEME - CVE-2026-46331 net/sched actpedit corrompe o page-cache por COW parcial causador 899ee91156e5, presente desde v5.18 .. corrigido em v7.1-rc7. packeteditmeme.c a transforma em uma escalada para root local sem privilégios: um filho com CAPNETADMIN em userns sobrescreve os metadados...

DEBIAN-CVE-2026-98235

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release tail references on DELACTION failure A batched RTMDELACTION request takes a temporary reference on each action before attempting any deletion. tcfactiondelete clears each processed slot and drops its...

DEBIAN-CVE-2026-98234

In the Linux kernel, the following vulnerability has been resolved: net/sched: hhf: cap hhflowslimit at change time hhfchange stores TCAHHFHHFLOWSLIMIT with no upper bound. A huge hhflowslimit lets each new heavy-hitter flow pass the hhflowscurrentcnt check in allocnewhh and forces a fixed-size...

CVE-2026-98235

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release tail references on DELACTION failure A batched RTMDELACTION request takes a temporary reference on each action before attempting any deletion. tcfactiondelete clears each processed slot and drops its...

CVE-2026-98234

In the Linux kernel, the following vulnerability has been resolved: net/sched: hhf: cap hhflowslimit at change time hhfchange stores TCAHHFHHFLOWSLIMIT with no upper bound. A huge hhflowslimit lets each new heavy-hitter flow pass the hhflowscurrentcnt check in allocnewhh and forces a fixed-size...

CVE-2026-98234

In the Linux kernel, the following vulnerability has been resolved: net/sched: hhf: cap hhflowslimit at change time hhfchange stores TCAHHFHHFLOWSLIMIT with no upper bound. A huge hhflowslimit lets each new heavy-hitter flow pass the hhflowscurrentcnt check in allocnewhh and forces a fixed-size...

CVE-2026-98235

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release tail references on DELACTION failure A batched RTMDELACTION request takes a temporary reference on each action before attempting any deletion. tcfactiondelete clears each processed slot and drops its...

CVE-2026-98234 net/sched: hhf: cap hh_flows_limit at change time

In the Linux kernel, the following vulnerability has been resolved: net/sched: hhf: cap hhflowslimit at change time hhfchange stores TCAHHFHHFLOWSLIMIT with no upper bound. A huge hhflowslimit lets each new heavy-hitter flow pass the hhflowscurrentcnt check in allocnewhh and forces a fixed-size...

CVE-2026-98235 net/sched: act_api: release tail references on DELACTION failure

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release tail references on DELACTION failure A batched RTMDELACTION request takes a temporary reference on each action before attempting any deletion. tcfactiondelete clears each processed slot and drops its...

CVE-2026-98235 net/sched: act_api: release tail references on DELACTION failure

In the Linux kernel, the following vulnerability has been resolved: net/sched: actapi: release tail references on DELACTION failure A batched RTMDELACTION request takes a temporary reference on each action before attempting any deletion. tcfactiondelete clears each processed slot and drops its...

CVE-2026-98235

The Linux kernel contains a vulnerability in net/sched: act_api where a batched RTM_DELACTION request can result in a reference leak . The issue occurs because tca_action_gd() calls tcf_action_put_many() to release remaining references upon a deletion failure, but the iterator stops at the first ...