AlmaLinux 9 : kernel (ALSA-2025:15429)

The remote AlmaLinux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ALSA-2025:15429 advisory. kernel: udmabuf: fix a buf size overflow issue during udmabuf creation CVE-2025-37803 kernel: idpf: convert control queue mutex to a spinlock...

DEBIAN-CVE-2023-53216

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

CVE-2023-53216

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

UBUNTU-CVE-2023-53216

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

CVE-2023-53216 arm64: efi: Make efi_rt_lock a raw_spinlock

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

CVE-2023-53216

CVE-2023-53216 affects the Linux kernel on ARM64 where EFI runtime services could sleep in an invalid context due to the new efi_rt_lock spinlock. The root cause is the addition of a spinlock (efi_rt_lock) introduced by commit ff7a167961d1 to execute EFI runtime services from a dedicated stack, w...

CVE-2023-53216 arm64: efi: Make efi_rt_lock a raw_spinlock

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

CVE-2023-53216 arm64: efi: Make efi_rt_lock a raw_spinlock

In the Linux kernel, the following vulnerability has been resolved: arm64: efi: Make efirtlock a rawspinlock Running a rt-kernel base on 6.2.0-rc3-rt1 on an Ampere Altra outputs the following: BUG: sleeping function called from invalid context at kernel/locking/spinlockrt.c:46 inatomic: 1,...

CVE-2023-53198

In the Linux kernel, the following vulnerability has been resolved: raw: Fix NULL deref in rawgetnext. Dae R. Jeong reported a NULL deref in rawgetnext 0. It seems that the repro was running these sequences in parallel so that one thread was iterating on a socket that was being freed in another...

UBUNTU-CVE-2023-53198

In the Linux kernel, the following vulnerability has been resolved: raw: Fix NULL deref in rawgetnext. Dae R. Jeong reported a NULL deref in rawgetnext 0. It seems that the repro was running these sequences in parallel so that one thread was iterating on a socket that was being freed in another...

CVE-2023-53198 raw: Fix NULL deref in raw_get_next().

In the Linux kernel, the following vulnerability has been resolved: raw: Fix NULL deref in rawgetnext. Dae R. Jeong reported a NULL deref in rawgetnext 0. It seems that the repro was running these sequences in parallel so that one thread was iterating on a socket that was being freed in another...

CVE-2023-53198

CVE-2023-53198 affects the Linux kernel raw socket handling (net/ipv4/raw.c). The vulnerability is a NULL dereference in raw_get_next(), triggered by races where a socket in one netns is freed while another thread iterates SOCK_RAW sockets. The root cause involves using RCU-based iteration with h...

CVE-2023-53198 raw: Fix NULL deref in raw_get_next().

In the Linux kernel, the following vulnerability has been resolved: raw: Fix NULL deref in rawgetnext. Dae R. Jeong reported a NULL deref in rawgetnext 0. It seems that the repro was running these sequences in parallel so that one thread was iterating on a socket that was being freed in another...

kernel: idpf: convert control queue mutex to a spinlock

In the Linux kernel, the following vulnerability has been resolved: idpf: convert control queue mutex to a spinlock With VIRTCHNL2CAPMACFILTER enabled, the following warning is generated on module load: 324.701677 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578...

Important: Red Hat Security Advisory: kernel security update

An update for kernel 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 th...

kernel: idpf: convert control queue mutex to a spinlock

In the Linux kernel, the following vulnerability has been resolved: idpf: convert control queue mutex to a spinlock With VIRTCHNL2CAPMACFILTER enabled, the following warning is generated on module load: 324.701677 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578...

kernel: idpf: convert control queue mutex to a spinlock

In the Linux kernel, the following vulnerability has been resolved: idpf: convert control queue mutex to a spinlock With VIRTCHNL2CAPMACFILTER enabled, the following warning is generated on module load: 324.701677 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:578...

Important: kernel security update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: net: usb: smsc75xx: Limit packet length to skb-len CVE-2023-53125 kernel: net/sched: Always pass notifications when child class becomes empty CVE-2025-38350 kernel: idpf: convert control...

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: net/sched: Always pass notifications when child class becomes empty CVE-2025-38350 kernel: idpf: convert control queue mutex to a...

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...