Security update for the Linux Kernel (Live Patch 49 for SLE 15 SP3)

This update for the Linux Kernel 5.3.18-15030059179 fixes several issues. The following security issues were fixed: CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2022-49053: scsi: target: tcmu: Fix possible page UAF bsc1237930. CVE-2025-38001: netsched: hfsc: Address reentrant...

SUSE-SU-2025:03123-1 Security update for the Linux Kernel RT (Live Patch 5 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001017 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address...

Security update for the Linux Kernel RT (Live Patch 7 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001023 fixes several issues. The following security issues were fixed: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2025-38001: netsched: hfsc: Address...

Security update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP7)

This update for the Linux Kernel 6.4.0-15070073 fixes several issues. The following security issues were fixed: CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235...

SUSE-SU-2025:03106-1 Security update for the Linux Kernel RT (Live Patch 0 for SLE 15 SP7)

This update for the Linux Kernel 6.4.0-1507005 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. -...

SUSE-SU-2025:03100-1 Security update for the Linux Kernel RT (Live Patch 6 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506001020 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504. - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address...

SUSE-SU-2025:03097-1 Security update for the Linux Kernel RT (Live Patch 1 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-150600105 fixes several issues. The following security issues were fixed: - CVE-2025-38087: net/sched: fix use-after-free in tapriodevnotifier bsc1245504 . - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address...

RLSA-2025:12752 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: HID: intel-ish-hid: Fix use-after-free issue in ishtphidremove CVE-2025-21928 kernel: memstick: rtsxusbms: Fix slab-use-after-free in rtsxusbmsdrvremove CVE-2025-22020 kernel: netsched:...

Oracle Linux 10 : kernel (ELSA-2025-15005)

The remote Oracle Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-15005 advisory. - tipc: Fix use-after-free in tipcconnclose. - CVE-2025-38464 - netsched: hfsc: Fix a potential UAF in hfscdequeue too - CVE-2025-37823 - RDMA/iwcm:...

Oracle Linux 9 : kernel (ELSA-2025-15011)

The remote Oracle Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-15011 advisory. - xfrm: interface: fix use-after-free after changing collectmd xfrm interface CKI Backport Bot RHEL-109529 CVE-2025-38500 - s390/pci: Fix duplicate...

kernel: net_sched: hfsc: Address reentrant enqueue adding class to eltree twice

A use-after-free UAF vulnerability, which also presents a potential infinite loop condition, has been resolved in the Linux kernel. This flaw affects the HFSC Hierarchical Fair Service Curve queuing discipline when it is used in conjunction with NETEM Network Emulation. A malicious user could...

kernel: net_sched: hfsc: Fix a UAF vulnerability in class with netem as child qdisc

A use-after-free vulnerability has been identified in the Linux kernel's HFSC Hierarchical Fair Service Curve queuing discipline when it is configured with NETEM Network Emulation as a child. This flaw can lead to a kernel panic or crash due to incorrect assumptions about the queue state...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 8.4 Advanced Mission Critical Update Support and Red Hat Enterprise Linux 8.4 Extended Update Support Long-Life Add-On. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerabilit...

kernel: net/sched: Always pass notifications when child class becomes empty

A use-after-free UAF vulnerability was found in the Linux kernel's net/sched subsystem, specifically in the Credit-Based Shaper CBS qdisc implementation schcbs. The vulnerability occurs because the CBS qdisc's reset function qdiscresetqueue only resets its internal queue but fails to reset its...

kernel: sch_hfsc: make hfsc_qlen_notify() idempotent

In the Linux kernel, the following vulnerability has been resolved: schhfsc: make hfscqlennotify idempotent hfscqlennotify is not idempotent either and not friendly to its callers, like fqcodeldequeue. Let's make it idempotent to ease qdisctreereducebacklog callers' life: 1. updatevf decreases...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 9.4 Extended Update Support. 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 available for...

RHEL 8 : kernel (RHSA-2025:15035)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15035 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: padata: fix UAF in...

RHEL 9 : kernel (RHSA-2025:15016)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15016 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: s390/ptrace: handle setting o...

RHEL 7 : kernel (RHSA-2025:14748)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14748 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: media: uvcvideo: Fix double...

RHEL 7 : kernel-rt (RHSA-2025:14746)

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14746 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...