kernel-rt security update

An update is available for kernel-rt. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list The kernel-rt packages provide the Real Time Linux Kernel, which enables...

kernel: net/sched: ets: use old 'nbands' while purging unused classes

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: use old 'nbands' while purging unused classes Shuang reported schets test-case 1 crashing in etsclassqlennotify after recent changes from Lion 2. The problem is: in etsqdiscchange we purge unused DWRR queues; the...

RockyLinux 8 : kernel (RLSA-2025:12752)

The remote RockyLinux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RLSA-2025:12752 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...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1169)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1169 advisory. In the Linux kernel, the following vulnerability has been resolved: smb: client: Avoid race in opencacheddir with lease breaks CVE-2025-37954 In the Linux kernel, the following vulnerability h...

CVE-2025-39677 net/sched: Fix backlog accounting in qdisc_dequeue_internal

In the Linux kernel, the following vulnerability has been resolved: net/sched: Fix backlog accounting in qdiscdequeueinternal This issue applies for the following qdiscs: hhf, fq, fqcodel, and fqpie, and occurs in their change handlers when adjusting to the new limit. The problem is the following...

CVE-2025-38684

In the Linux kernel, the following vulnerability has been resolved: net/sched: ets: use old 'nbands' while purging unused classes Shuang reported schets test-case 1 crashing in etsclassqlennotify after recent changes from Lion 2. The problem is: in etsqdiscchange we purge unused DWRR queues; the...

net/sched: Restrict conditions for adding duplicating netems to qdisc tree

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net/sched: act_mirred: don't override retval if we already lost the skb

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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: net_sched: hfsc: Fix a potential UAF in hfsc_dequeue() too

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 to safe guard hfscdequeue too. But for this one, we don't have a reliable reproducer...

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...

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: hfsc: Fix a potential UAF in hfsc_dequeue() too

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 to safe guard hfscdequeue too. But for this one, we don't have a reliable reproducer...

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 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...

Moderate: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: RDMA/iwcm: Fix use-after-free of work objects after cmid destruction CVE-2025-38211 kernel: scsi: lpfc: Use memcpy for BIOS version CVE-2025-38332 kernel: tipc: Fix use-after-free in...

SUSE-SU-2025:20646-1 Security update for kernel-livepatch-MICRO-6-0_Update_9

This update for kernel-livepatch-MICRO-6-0Update9 fixes the following issues: - CVE-2025-38079: crypto: algifhash - fix double free in hashaccept bsc1245218 - CVE-2025-38083: netsched: prio: fix a race in priotune bsc1245350 - CVE-2025-38494: HID: core: do not bypass hidhwrawrequest bsc1247350 -...

RHEL 8 : kernel (RHSA-2025:14742)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:14742 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: netsched: hfsc: Fix a UAF...

Security update for kernel-livepatch-MICRO-6-0_Update_8

This update for kernel-livepatch-MICRO-6-0Update8 fixes the following issues: CVE-2025-38079: crypto: algifhash - fix double free in hashaccept bsc1245218 CVE-2025-38083: netsched: prio: fix a race in priotune bsc1245350 CVE-2025-38494: HID: core: do not bypass hidhwrawrequest bsc1247350...

Security update for kernel-livepatch-MICRO-6-0_Update_6

This update for kernel-livepatch-MICRO-6-0Update6 fixes the following issues: CVE-2025-38079: crypto: algifhash - fix double free in hashaccept bsc1245218 CVE-2025-38083: netsched: prio: fix a race in priotune bsc1245350 CVE-2025-38494: HID: core: do not bypass hidhwrawrequest bsc1247350...