Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ACPI: processor: idle: Check acpifetchacpidev return value CVE-2022-50327 In the Linux kernel, the following vulnerability has been resolved: bpf: Fix helper writes to read-only maps CVE-2024-49861 In the Linux...

CLSA-2025-1757962453 kernel: Fix of 32 CVEs

inet: fully convert sk-skrxdst to RCU rules CVE-2021-47103 - ALSA: usb-audio: Fix out of bounds reads when finding clock sources CVE-2024-53150 - posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - can: peakusb: fix use after free bugs CVE-2021-47670 -...

DEBIAN-CVE-2023-53262

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...

CVE-2023-53262

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...

CVE-2023-53215

In the Linux kernel, the following vulnerability has been resolved: sched/fair: Don't balance task to its current running CPU We've run into the case that the balancer tries to balance a migration disabled task and trigger the warning in settaskcpu like below: ------------ cut here ------------...

UBUNTU-CVE-2023-53262

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...

CVE-2023-53262

Mode C: Affected software/issue details: CVE-2023-53262 concerns the Linux kernel with f2fs: fix scheduling while atomic in decompression path. The connected sources describe a root cause in the decompression path related to scheduling during atomic operations, evidenced by a long call trace endi...

CVE-2023-53262 f2fs: fix scheduling while atomic in decompression path

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...

CVE-2023-53262 f2fs: fix scheduling while atomic in decompression path

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...

CVE-2023-53262 f2fs: fix scheduling while atomic in decompression path

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...

Security update for the Linux Kernel (Live Patch 9 for SLE 15 SP6)

This update for the Linux Kernel 6.4.0-1506002342 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 (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: 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: 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...

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 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...

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...