Linux Distros Unpatched Vulnerability : CVE-2025-38457

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: Abort tcmodifyqdisc if parent class does not exist Lion's patch 1 revealed an ancient bug in the qdisc API. Whenever a user creates/modifies a qdisc...

Linux Distros Unpatched Vulnerability : CVE-2025-21857

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: clsapi: fix error handling causing NULL dereference tcfextsmisscookiebasealloc...

OESA-2025-1963 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: fix ref leak when switching zones When switching zones or network namespaces without doing a ct clear in between, it is now leaking a reference...

Linux Distros Unpatched Vulnerability : CVE-2023-53021

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: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in...

AlmaLinux 8 : kernel-rt (ALSA-2025:12753)

The remote AlmaLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:12753 advisory. kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtphidremove CVE-2025-21928 kernel: memstick: rtsxusbms: Fix slab-use-after-free in...

Security update for the Linux Kernel (Live Patch 54 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059195 fixes several issues. The following security issues were fixed: CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability in class handling bsc1245793. CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776. CVE-2025-21702:...

Security update for the Linux Kernel (Live Patch 40 for SLE 15 SP4)

This update for the Linux Kernel 5.14.21-15040024164 fixes several issues. The following security issues were fixed: CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability in class handling bsc1245793. CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776. CVE-2024-53125: bpf:...

Security update for the Linux Kernel (Live Patch 46 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059167 fixes several issues. The following security issues were fixed: CVE-2024-56664: bpf, sockmap: Fix race between element replace and close bsc1235250. CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability in class handling bsc1245793...

Security update for the Linux Kernel RT (Live Patch 11 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001039 fixes several issues. The following security issue was fixed: CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776. Patch Instructions: To install this SUSE update use the SUSE recommended installation methods like YaST...

Security update for the Linux Kernel RT (Live Patch 9 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001029 fixes several issues. The following security issues were fixed: CVE-2025-37797: netsched: hfsc: Fix a UAF vulnerability in class handling bsc1245793. CVE-2025-37752: netsched: schsfq: move the limit validation bsc1245776. CVE-2025-21702:...

SUSE CVE-2025-38477

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix race condition on qfqaggregate A race condition can occur when 'agg' is modified in qfqchangeagg called during qfqenqueue while other threads access it concurrently. For example, qfqdumpclass may trigger a...

AZL-65907 CVE-2025-38477 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix race condition on qfqaggregate A race condition can occur when 'agg' is modified in qfqchangeagg called during qfqenqueue while other threads access it concurrently. For example, qfqdumpclass may trigger a...

DEBIAN-CVE-2025-38468

In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htblookupleaf encounters an empty rbtree htblookupleaf has a BUGON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb default 1 tc class add dev lo...

AZL-65910 CVE-2025-38468 affecting package kernel for versions less than 6.6.104.2-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htblookupleaf encounters an empty rbtree htblookupleaf has a BUGON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb default 1 tc class add dev lo...

UBUNTU-CVE-2025-38468

In the Linux kernel, the following vulnerability has been resolved: net/sched: Return NULL when htblookupleaf encounters an empty rbtree htblookupleaf has a BUGON that can trigger with the following: tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb default 1 tc class add dev lo...

CVE-2025-38477 net/sched: sch_qfq: Fix race condition on qfq_aggregate

In the Linux kernel, the following vulnerability has been resolved: net/sched: schqfq: Fix race condition on qfqaggregate A race condition can occur when 'agg' is modified in qfqchangeagg called during qfqenqueue while other threads access it concurrently. For example, qfqdumpclass may trigger a...

kernel: net/sched: fix use-after-free in taprio_dev_notifier

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix use-after-free in tapriodevnotifier Since taprio’s tapriodevnotifier isn’t protected by an RCU read-side critical section, a race with advancesched can lead to a use-after-free. Adding rcureadlock inside...

DEBIAN-CVE-2025-38457

In the Linux kernel, the following vulnerability has been resolved: net/sched: Abort tcmodifyqdisc if parent class does not exist Lion's patch 1 revealed an ancient bug in the qdisc API. Whenever a user creates/modifies a qdisc specifying as a parent another qdisc, the qdisc API will, during...

AZL-72935 CVE-2025-38457 affecting package kernel for versions less than 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: net/sched: Abort tcmodifyqdisc if parent class does not exist Lion's patch 1 revealed an ancient bug in the qdisc API. Whenever a user creates/modifies a qdisc specifying as a parent another qdisc, the qdisc API will, during...

UBUNTU-CVE-2025-38350

In the Linux kernel, the following vulnerability has been resolved: net/sched: Always pass notifications when child class becomes empty Certain classful qdiscs may invoke their classes' dequeue handler on an enqueue operation. This may unexpectedly empty the child qdisc and thus make an in-flight...