Security update for the Linux Kernel (Live Patch 5 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002325 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...

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...

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...

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

This update for the Linux Kernel 6.4.0-150700533 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...

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

An update for kernel-rt is now available for Red Hat Enterprise Linux 8. 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 each vulnerability from...

Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002330 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-2025:03217-1 Security update for the Linux Kernel (Live Patch 6 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002330 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...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from an atomic scheduling problem in the decompression path...

CVE-2023-53262: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix scheduling while atomic in decompression path 16.945668 C0 Call trace: 16.945678 C0 dumpbacktrace+0x110/0x204 16.945706 C0 dumpstacklvl+0x84/0xbc 16.945735 C0 schedulebug+0xb8/0x1ac 16.945756 C0 schedule+0x724/0xbdc...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in Linux kernel that stems from a duplicate cleanup scheduling job that could lead to a null pointer dereference...

RHEL 8 : kernel-rt (RHSA-2025:15786)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15786 advisory. The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from an attempt by the scheduler to balance tasks to the currently running CPU, which could result in a warning...

SUSE-SU-2025:03215-1 Security update for the Linux Kernel (Live Patch 0 for SLE 15 SP7)

This update for the Linux Kernel 6.4.0-15070051 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-2025:03209-1 Security update for the Linux Kernel (Live Patch 4 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002322 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 SLES15 Security Update : kernel (Live Patch 21 for SLE 15 SP5) (SUSE-SU-2025:03185-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03185-1 advisory. This update for the Linux Kernel 5.14.21-1505005588 fixes several issues. The following security issues were fixed: - CVE-2025-21999: proc: fi...

SUSE SLES15 Security Update : kernel (Live Patch 27 for SLE 15 SP5) (SUSE-SU-2025:03195-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03195-1 advisory. This update for the Linux Kernel 5.14.21-15050055110 fixes several issues. The following security issues were fixed: - CVE-2025-38001: netsche...

SUSE SLES15 Security Update : kernel (Live Patch 24 for SLE 15 SP5) (SUSE-SU-2025:03194-1)

The remote SUSE Linux SLES15 host has a package installed that is affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03194-1 advisory. This update for the Linux Kernel 5.14.21-1505005597 fixes several issues. The following security issues were fixed: - CVE-2025-21999: proc: fi...

Security update for the Linux Kernel (Live Patch 26 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055103 fixes several issues. The following security issues were fixed: CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. CVE-2025-38000: schhfsc...

SUSE-SU-2025:03207-1 Security update for the Linux Kernel (Live Patch 25 for SLE 15 SP5)

This update for the Linux Kernel 5.14.21-15050055100 fixes several issues. The following security issues were fixed: - CVE-2025-21999: proc: fix UAF in procgetinode bsc1242579. - CVE-2025-38001: netsched: hfsc: Address reentrant enqueue adding class to eltree twice bsc1244235. - CVE-2025-38000:...

CLSA-2025-1757699471 kernel: Fix of 13 CVEs

mm/hugetlb: unshare page tables during VMA split, not before CVE-2025-38084 - hugetlb: unshare some PMDs when splitting VMAs CVE-2025-38084 - posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - tipc: Fix use-after-free in tipcconnclose. CVE-2025-38464 -...