kernel: Fix of 7 CVEs

KVM: nSVM: avoid picking up unsupported bits from L2 in intctl CVE-2021-3653 CVE-2021-3653 - xen/netfront: fix leaking data in shared pages CVE-2022-33740 - xfs: fix up non-directory creation in SGID directories CVE-2021-4037 - netsched: clsroute: remove from list when handle is 0 CVE-2022-2588 -...

Rocky Linux 8 [CIQ] Security Update: kernel-rt / kernel-rt-core / kernel-rt-debug / kernel-rt-debug-core / etc Multiple Vulnerabilities (crlsa-2025_16920)

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202516920 advisory. kernel: nfsd: don't ignore the return code of svcprocregister CVE-2025-22026 kernel: netsched: hfsc: Fix a UAF vulnerability in class handling...

Rocky Linux 10.0 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_14510)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514510 advisory. kernel: netsched: ets: Fix double list add in class with netem as child qdisc CVE-2025-37914 kernel: i40e: fix MMIO write access to an invalid page in...

Rocky Linux 9 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_14420)

The Rocky Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202514420 advisory. kernel: udp: Fix memory accounting leak. CVE-2025-22058 kernel: netsched: ets: Fix double list add in class with netem as child qdisc CVE-2025-37914 kerne...

Rocky Linux 10.0 [CIQ] Security Update: kernel / kernel-64k / kernel-64k-core / kernel-64k-debug / etc Multiple Vulnerabilities (crlsa-2025_11855)

The Rocky Linux 10.0 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-202511855 advisory. kernel: RDMA/mlx5: Fix pagesize variable overflow CVE-2025-22091 kernel: ext4: fix out-of-bound read in ext4xattrinodedecrefall CVE-2025-22121 kernel:...

Unity Linux 20.1050e / 20.1060e / 20.1070e Security Update: kernel (UTSA-2026-107287)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-107287 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: Prevent creation of classes with TCHROOT The function qdisctreereducebacklog uses TCHRO...

SUSE-SU-2026:3821-1 Security update for the Linux Kernel (Live Patch 19 for SUSE Linux Enterprise 15 SP7)

This update for the SUSE Linux Enterprise Kernel 6.4.0-150700.53.73 fixes various security issues: The following security issues were fixed: - CVE-2026-64530: net/sched: clsapi: Handle TCACTCONSUMED in tcfqeventhand bsc1271867. - CVE-2026-64600: xfs: resample the data fork mapping after cycling...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098693)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098693 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: hfsc: Fix a potential UAF in hfscdequeue too Similarly to the previous patch, we need t...

Unity Linux 20.1050a Security Update: kernel (UTSA-2026-098825)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-098825 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: Prevent creation of classes with TCHROOT The function qdisctreereducebacklog uses TCHRO...

Unity Linux 20.1050e Security Update: kernel (UTSA-2026-102131)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-102131 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: schsfq: reject invalid perturb period Gerrard Tai reported that SFQ perturbperiod has n...

Linux Distros Unpatched Vulnerability : CVE-2026-74267

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - net/sched: schcodel: Do not call qdisctreereducebacklog during peek before restoring qlen Whenever codel drops packets during peek, it calls...

Important: Red Hat Security Advisory: kernel-rt security update

An update for kernel-rt is now available for Red Hat Enterprise Linux 9.2 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is...

EUVD-2026-59737

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsu32: validate offshift to prevent shift-out-of-bounds u32change copies the user-provided tcu32sel.offshift unsigned char, 0-255 into the kernel knode object without bounds validation. When a packet later hits...

UBUNTU-CVE-2026-72057

In the Linux kernel, the following vulnerability has been resolved: net/sched: actct: preserve tcskbcb across defragmentation tcfcthandlefragments calls nfcthandlefragments without saving and restoring skb-cb. The defrag helper clears IPCB/IP6CB, which aliases the tcskbcb/qdiscskbcb control buffe...

CVE-2026-72035 net/sched: sch_taprio: Replace direct dequeue call with peek and qdisc_dequeue_peeked

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: Replace direct dequeue call with peek and qdiscdequeuepeeked When taprio's software path peeks a non-work-conserving child qdisc, the child stashes the peeked skb in its gsoskb; tapriodequeuefromtxq then tak...

CVE-2026-53079: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: netsched: fix skb memory leak in deferred qdisc drops When the network stack cleans up the deferred list via qdiscrunend, it operates on the root qdisc. If the root qdisc do not implement the TCQFDEQUEUEDROPS flag the packets que...

CVE-2025-68200 bpf: Add bpf_prog_run_data_pointers()

In the Linux kernel, the following vulnerability has been resolved: bpf: Add bpfprogrundatapointers syzbot found that clsbpfclassify is able to change tcskbcbskb-dropreason triggering a warning in skskbreasondrop. WARNING: CPU: 0 PID: 5965 at net/core/skbuff.c:1192 skskbreasondrop...

CVE-2025-68200: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: bpf: Add bpfprogrundatapointers syzbot found that clsbpfclassify is able to change tcskbcbskb-dropreason triggering a warning in skskbreasondrop. WARNING: CPU: 0 PID: 5965 at net/core/skbuff.c:1192 skskbreasondrop...

Unity Linux 20.1050e Security Update: kernel (UTSA-2025-991156)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-991156 advisory. In the Linux kernel, the following vulnerability has been resolved: netsched: keep allochash updated after hash allocation In commit 599be01ee567 netsched: fix an OO...

Security update for kernel-livepatch-MICRO-6-0_Update_5

This update for kernel-livepatch-MICRO-6-0Update5 fixes the following issues: CVE-2025-21971: netsched: Prevent creation of classes with TCHROOT bsc1245794 CVE-2025-38206: exfat: fix double free in delayedfree bsc1246075 CVE-2025-38396: fs: export anoninodemakesecureinode and fix secretmem LSM...