PT-2026-104874

In the Linux kernel, the following vulnerability has been resolved: perf/x86/intel/pt: Fix stop/start with no update If pt event stop is called without PERF EF UPDATE flag, then perf aux output end is not called. A subsequent call to pt event start will call perf aux output begin again which...

kernel security, bug fix, and enhancement update

An update is available for kernel. This update affects Rocky Linux 10. 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 packages contain the Linux kernel, the core of any Linux operating...

kernel: perf/aux: Fix page UAF in map_range()

A flaw was found in the Linux kernel's perf/aux subsystem. A use-after-free UAF vulnerability exists in the maprange function due to a race condition. This can occur when two performance events share a ring buffer, allowing a local attacker to map a memory page that has already been freed...

Important: Red Hat Security Advisory: kernel security, bug fix, and enhancement update

An update for kernel is now available for Red Hat Enterprise Linux 10. 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 t...

RHEL 10 : kernel (RHSA-2026:54343)

The remote Redhat Enterprise Linux 10 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2026:54343 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: accel/ivpu: Fix signed integ...

CVE-2026-64300

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix page UAF in maprange maprange reads rb-auxpages, rb-auxnrpages and rb-auxpgoff via perfmmaptopage while holding only event-mmapmutex. Those fields are serialized by rb-auxmutex, and mmapmutex is per event. Thus, two...

CVE-2026-64402: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: coresight: ultrasoc-smb: Fix OOB write in smbsyncperfbuffer When the SMB sink is used as a perf AUX sink, smbupdatebuffer calls smbsyncperfbuffer to copy hardware trace data into the perf AUX ring buffer pages. It derives pgidx =...

CVE-2026-64300: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix page UAF in maprange maprange reads rb-auxpages, rb-auxnrpages and rb-auxpgoff via perfmmaptopage while holding only event-mmapmutex. Those fields are serialized by rb-auxmutex, and mmapmutex is per event. Thus, two...

PT-2026-64521

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description An issue exists in the map range function where it accesses rb-aux pages, rb-aux nr pages, and rb-aux pgoff via perf mmap to page while holding only the event-mmap mutex. Because these...

CLSA-2026-1770032032 kernel: Fix of 63 CVEs

mm/memory-failure: fix VMBUGONPAGEPagePoisonedpage when unpoison memory CVE-2025-39883 - comedi: aioiiro16: Fix bit shift out of bounds CVE-2025-38529 - comedi: das6402: Fix bit shift out of bounds CVE-2025-38482 - comedi: pcl812: Fix bit shift out of bounds CVE-2025-38530 - comedi: das16m1: Fix...

CLSA-2025-1763989962 Fix of 8 CVEs

CVE-url: https://ubuntu.com/security/CVE-2025-38352 - posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-url: https://ubuntu.com/security/CVE-2022-25265 - x86/elf: Add table to document READIMPLIESEXEC - x86/elf: Split READIMPLIESEXEC from executable PTGNUSTACK -...

CLSA-2025-1763734783 kernel: Fix of 64 CVEs

media: bttv: fix use after free error due to btv-timeout timer CVE-2023-52847 - firmware: armscpi: Ensure scpiinfo is not assigned if the probe fails CVE-2022-50087 - wifi: mwifiex: Fix OOB and integer underflow when rx packets CVE-2023-53226 - vsock: Fix transport TOCTOU CVE-2025-38461 - ALSA:...

CLSA-2025-1759866837 kernel: Fix of 44 CVEs

mm: zswap: fix missing folio cleanup in writeback race path CVE-2024-26832 - mm: fix zswap writeback race condition CVE-2023-53178 - dm array: fix releasing a faulty array block twice in dmarraycursorend CVE-2024-57929 - drm/dpmst: Fix MST sideband message body length check CVE-2024-56616 - gpio:...

kernel: perf/aux: Fix AUX buffer serialization

A flaw was found in the Linux kernel's perf/aux subsystem. The event-mmapmutex was insufficient to properly serialize the AUX buffer, leading to a concurrency issue. A local attacker with low privileges could exploit this flaw to cause a denial of service, potentially leading to system instabilit...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix showrcutaskstracegpkthread buffer overflow CVE-2024-38577 In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name CVE-2024-39494 In the...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: btrfs: fix use-after-free after failure to create a snapshot CVE-2022-48733 In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fix showrcutaskstracegpkthread buffer overflow...

SUSE CVE-2024-46713

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event-mmapmutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the lock order comment the perfevent::mmapmutex...

CVE-2024-46713

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event-mmapmutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the lock order comment the perfevent::mmapmutex...

CVE-2024-46713

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event-mmapmutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the lock order comment the perfevent::mmapmutex...

DEBIAN-CVE-2024-46713

In the Linux kernel, the following vulnerability has been resolved: perf/aux: Fix AUX buffer serialization Ole reported that event-mmapmutex is strictly insufficient to serialize the AUX buffer, add a per RB mutex to fully serialize it. Note that in the lock order comment the perfevent::mmapmutex...