RHEL 9 : kernel (RHSA-2026:27789)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:27789 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: can: isotp: fix tx.buf...

RHEL 9 : kernel-rt (RHSA-2026:27706)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2026:27706 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements...

CVE-2026-46331

In the Linux kernel, the following vulnerability has been resolved: net/sched: fix pedit partial COW leading to page cache corruption tcfpeditact computes the COW range for skbensurewritable once before the key loop using tcfpoffmaxhint, but the hint does not account for the runtime header offset...

net/sched: act_ct: Only release RCU read lock after ct_ft

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kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit

In the Linux kernel, the following vulnerability has been resolved: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit The following setup can trigger a WARNING in htbactivate due to the condition: !cl-leaf.q-q.qlen tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb...

Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP7 kernel was updated to fix various security issues The following security issues were fixed: CVE-2023-20585: x86/CPU: Fix FPDSS on Zen1 bsc1243603. CVE-2025-54518: x86/CPU/AMD: Prevent improper isolation of shared resources in Zen2's op cache bsc1264013...

SUSE-SU-2026:21860-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 16.0 kernel was updated to fix various security issues The following security issues were fixed: - CVE-2023-2058: x86/CPU: Fix FPDSS on Zen1 bsc1243603. - CVE-2024-14027: xattr: switch to CLASSfd bsc1259420. - CVE-2025-40181: x86/kvm: Force legacy PCI hole to UC when...

net/sched: taprio: fix NULL pointer dereference in class dump

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CVE-2026-45845

The CVE-2026-45845 issue affects the Linux kernel net/sched taprio code. When deleting a TAPRIO child qdisc via RTM_DELQDISC, taprio_graft() could store NULL in q->qdiscs[] and later RTM_GETTCLASS dump paths could dereference a NULL pointer during taprio_dump_class(), causing a kernel NULL poi...

CVE-2026-45845

In the Linux kernel, the following vulnerability has been resolved: net/sched: taprio: fix NULL pointer dereference in class dump When a TAPRIO child qdisc is deleted via RTMDELQDISC, tapriograft is called with new == NULL and stores NULL into q-qdiscscl - 1. Subsequent RTMGETTCLASS dump operatio...

kernel: net/sched: Make cake_enqueue return NET_XMIT_CN when past buffer_limit

In the Linux kernel, the following vulnerability has been resolved: net/sched: Make cakeenqueue return NETXMITCN when past bufferlimit The following setup can trigger a WARNING in htbactivate due to the condition: !cl-leaf.q-q.qlen tc qdisc del dev lo root tc qdisc add dev lo root handle 1: htb...

Astra Linux – Vulnerability in Linux 5.10, Linux

The atmtcenqueue function in the net/sched/schatm.c file of the Linux kernel, as of version 6.1.4, allows attackers to cause a denial of service due to type confusion. In some cases, non-negative numbers can indicate a TCACTSHOT condition instead of valid classification results...

SUSE-SU-2026:1804-1 Security update for the Linux Kernel (Live Patch 28 for SUSE Linux Enterprise 15 SP5)

This update for the SUSE Linux Enterprise kernel 5.14.21-150500.55.113 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during...

SUSE-SU-2026:1787-1 Security update for the Linux Kernel (Live Patch 14 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise kernel 6.4.0-150600.23.65 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:1771-1 Security update for the Linux Kernel (Live Patch 10 for SUSE Linux Enterprise 15 SP6)

This update for the SUSE Linux Enterprise kernel 6.4.0-150600.23.47 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during...

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

This update for the SUSE Linux Enterprise kernel 5.14.21-150400.24.164 fixes various security issues The following security issues were fixed: CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. CVE-2025-39977: futex: Prevent use-after-free during...

SUSE-SU-2026:1694-1 Security update for the Linux Kernel (Live Patch 6 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise kernel 6.4.0-150700.53.22 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before...

SUSE-SU-2026:21521-1 Security update for the Linux Kernel RT (Live Patch 6 for SUSE Linux Enterprise 16)

This update for the SUSE Linux Enterprise Kernel 6.12.0-160000.27.1 fixes various security issues The following security issues were fixed: - CVE-2026-23204: net/sched: clsu32: use skbheaderpointercareful bsc1259126. - CVE-2026-23437: net: shaper: protect late read accesses to the hierarchy...

SUSE-SU-2026:21483-1 Security update for the Linux Kernel (Live Patch 11 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-34.1 fixes various security issues The following security issues were fixed: - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI bsc1252048. - CVE-2025-71066: net/sched: ets: Always remove class from active list before deleting ...

SUSE-SU-2026:21471-1 Security update for the Linux Kernel RT (Live Patch 9 for SUSE Linux Enterprise Micro 6.0)

This update for the SUSE Linux Enterprise Kernel 6.4.0-33.1 fixes various security issues The following security issues were fixed: - CVE-2025-38375: virtio-net: ensure the received length does not exceed allocated size bsc1258073. - CVE-2025-39977: futex: Prevent use-after-free during requeue-PI...