Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: schcake: Fixed incorrect qlen reduction in cakedrop In cakedrop, qdisctreereducebacklog is used to update the qlen and backlog of the qdisc hierarchy. Its caller, cakeenqueue, assumes that the parent qdisc will enqueue...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107329)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107329 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: account for backlog updates from child qdisc In general, 'qlen' of any classful...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098756)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098756 advisory. In the Linux kernel, the following vulnerability has been resolved: schhfsc: make hfscqlennotify idempotent hfscqlennotify is not idempotent either and not friendly ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: schhfsc: The bug related to qlen accounting was fixed when using peek in hfscenqueue. When enqueuing the first packet to an HFSC class, hfscenqueue calls the peek operation of the child qdisc before incrementing sch-q.qlen and...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: account for backlog updates from child qdisc Generally, the qlen of any classful qdisc should reflect the number of packets held by the qdisc itself and all its children. In the case of netem, qlen only accounts...

SUSE CVE-2026-64207

In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segments, it propagates N additional packets to its parent before returning NETXMITSUCCESS. The parent then accounts for the original skb once...

CVE-2026-64207

In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segments, it propagates N additional packets to its parent before returning NETXMITSUCCESS. The parent then accounts for the original skb once...

EUVD-2026-46015

In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segments, it propagates N additional packets to its parent before returning NETXMITSUCCESS. The parent then accounts for the original skb once...

CVE-2026-64207

CVE-2026-64207 affects the Linux kernel, specifically the net/sched DualPI2 GSO backlog accounting path. When a GSO skb is split into segments, the code previously counted and propagated an extra backlog to the parent, leaving the parent’s qlen inflated and risking a NULL pointer dereference in q...

CVE-2026-64207

In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segments, it propagates N additional packets to its parent before returning NETXMITSUCCESS. The parent then accounts for the original skb once...

CVE-2026-64207

In the Linux kernel, the following vulnerability has been resolved: net/sched: dualpi2: fix GSO backlog accounting When DualPI2 splits a GSO skb into N segments, it propagates N additional packets to its parent before returning NETXMITSUCCESS. The parent then accounts for the original skb once...

CLSA-2026-1779375889 kernel: Fix of 95 CVEs

perf/x86/intel/uncore: Fix die ID init and look up bugs CVE-2026-43344 - x86/apic: Disable x2apic on resume if the kernel expects so CVE-2026-43363 - drm/amdgpu: Fix use-after-free race in VM acquire CVE-2026-43370 - dm: remove fake timeout to avoid leak request CVE-2026-43314 - md/bitmap: fix...

Unity Linux 20.1070a Security Update: kernel (UTSA-2026-005809)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-005809 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: Always pass notifications when child class becomes empty Certain classful qdiscs may...

CVE-2025-68325 net/sched: sch_cake: Fix incorrect qlen reduction in cake_drop

In the Linux kernel, the following vulnerability has been resolved: net/sched: schcake: Fix incorrect qlen reduction in cakedrop In cakedrop, qdisctreereducebacklog is used to update the qlen and backlog of the qdisc hierarchy. Its caller, cakeenqueue, assumes that the parent qdisc will enqueue t...

Important: kernel-livepatch-6.12.40-64.114

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal CVE-2025-39677 In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: Fix DT error handling for num-channels/ees...

Important: kernel-livepatch-6.1.150-174.273

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal CVE-2025-39677 In the Linux kernel, the following vulnerability has been resolved: dmaengine: qcom: bamdma: Fix DT error handling for num-channels/ees...

Important: kernel-livepatch-6.1.147-172.266

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal CVE-2025-39677 In the Linux kernel, the following vulnerability has been resolved: fs/buffer: fix use-after-free when call bhread helper CVE-2025-39691 In...

Important: kernel-livepatch-5.10.240-238.959

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix memory leak in nsimdrvprobe when nsimdevresourcesregister failed CVE-2022-50500 In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use rawsmpprocessorid instead of...

Important: kernel-livepatch-5.10.242-239.961

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix memory leak in nsimdrvprobe when nsimdevresourcesregister failed CVE-2022-50500 In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Use rawsmpprocessorid instead of...

Unity Linux 20.1050a / 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-385762)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-385762 advisory. In the Linux kernel, the following vulnerability has been resolved: net/sched: netem: account for backlog updates from child qdisc In general, 'qlen' of any classful...