CVE-2025-39863

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work The brcmfbtcoexdetach only shuts down the btcoex timer, if the flag timeron is false. However, the brcmfbtcoextimerfunc, which runs as timer handler, sets...

UBUNTU-CVE-2025-39863

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work The brcmfbtcoexdetach only shuts down the btcoex timer, if the flag timeron is false. However, the brcmfbtcoextimerfunc, which runs as timer handler, sets...

CVE-2025-39863 wifi: brcmfmac: fix use-after-free when rescheduling brcmf_btcoex_info work

In the Linux kernel, the following vulnerability has been resolved: wifi: brcmfmac: fix use-after-free when rescheduling brcmfbtcoexinfo work The brcmfbtcoexdetach only shuts down the btcoex timer, if the flag timeron is false. However, the brcmfbtcoextimerfunc, which runs as timer handler, sets...

CVE-2025-39863

CVE-2025-39863 affects the Linux kernel’s wifi/brcmfmac path, specifically a use-after-free in brcmf_btcoex_info handling. The vulnerability arises from a race between brcmf_btcoex_detach() and brcmf_btcoex_timerfunc(): the timer handler can set timer_on to false while a detach is in progress, ca...

SUSE CVE-2023-53219

In the Linux kernel, the following vulnerability has been resolved: media: netupunidvb: fix use-after-free at deltimer When Universal DVB card is detaching, netupunidvbdmafini uses deltimer to stop dma-timeout timer. But when timer handler netupunidvbdmatimeout is running, deltimer could not stop...

RHEL 8 : kpatch-patch-4_18_0-372_118_1, kpatch-patch-4_18_0-372_131_1, kpatch-patch-4_18_0-372_137_1, kpatch-patch-4_18_0-372_145_1, and kpatch-patch-4_18_0-372_158_1 (RHSA-2025:16045)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:16045 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()

A race condition was found in the Linux kernel’s POSIX CPU timer handling, where handleposixcputimers may run concurrently with posixcputimerdel on an exiting task which could result in use-after-free scenarios. An attacker with local user access could use this flaw to crash or escalate their...

CLSA-2025-1758010245 kernel: Fix of 3 CVEs

posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - schqfq: make qfqqlennotify idempotent CVE-2025-38177 - schhfsc: make hfscqlennotify idempotent CVE-2025-38177 - schdrr: make drrqlennotify idempotent CVE-2025-38177 - schhtb: make htbqlennotify...

CLSA-2025-1758009294 kernel: Fix of 3 CVEs

posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 - schqfq: make qfqqlennotify idempotent CVE-2025-38177 - schhfsc: make hfscqlennotify idempotent CVE-2025-38177 - schdrr: make drrqlennotify idempotent CVE-2025-38177 - schhtb: make htbqlennotify...

RHEL 9 : kpatch-patch-5_14_0-284_104_1, kpatch-patch-5_14_0-284_117_1, kpatch-patch-5_14_0-284_134_1, kpatch-patch-5_14_0-284_79_1, and kpatch-patch-5_14_0-284_92_1 (RHSA-2025:15931)

The remote Redhat Enterprise Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15931 advisory. This is a kernel live patch module which can be loaded by the kpatch command line utility to modify the code of a running kernel. This patc...

Important: Red Hat Security Advisory: kpatch-patch-5_14_0-570_17_1 and kpatch-patch-5_14_0-570_39_1 security update

An update for multiple packages is now available for Red Hat Enterprise Linux 9. 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...

Oracle Linux 9 : kernel (ELSA-2025-15740)

The remote Oracle Linux 9 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2025-15740 advisory. - ipv6: mcast: Delay put pmc-idev in mlddeldelrec CKI Backport Bot RHEL-111149 CVE-2025-38550 - posix-cpu-timers: fix race between handleposixcputimers and...

SUSE SLED15: xen / xen-devel / xen-libs / xen-tools / xen-tools-domU / etc (SUSE-SU-2025:03172-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2025:03172-1 advisory. Security issues fixed: - CVE-2025-27466: NULL pointer dereference in the Viridian interface when updating the...

kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()

A race condition was found in the Linux kernel’s POSIX CPU timer handling, where handleposixcputimers may run concurrently with posixcputimerdel on an exiting task which could result in use-after-free scenarios. An attacker with local user access could use this flaw to crash or escalate their...

kernel: posix-cpu-timers: fix race between handle_posix_cpu_timers() and posix_cpu_timer_del()

A race condition was found in the Linux kernel’s POSIX CPU timer handling, where handleposixcputimers may run concurrently with posixcputimerdel on an exiting task which could result in use-after-free scenarios. An attacker with local user access could use this flaw to crash or escalate their...

Important: Red Hat Security Advisory: kernel security update

An update for kernel is now available for Red Hat Enterprise Linux 7 Extended Lifecycle 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-2025:15647)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15647 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: mm/hugetlb: fix hugepmdunshar...

RHEL 8 : kernel (RHSA-2025:15649)

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2025:15649 advisory. The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: ext4: use-after-free in...

Important: kernel-rt security update

The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Security Fixes: kernel: bpf: Don't use tnumrange on array range checking for poke descriptors CVE-2022-49985 kernel: posix-cpu-timers: fix race between...

ALSA-2025:15471 Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: bpf: Don't use tnumrange on array range checking for poke descriptors CVE-2022-49985 kernel: posix-cpu-timers: fix race between handleposixcputimers and posixcputimerdel CVE-2025-38352 Fo...