UBUNTU-CVE-2024-56547

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix missed RCU barrier on deoffloading Currently, running rcutorture test with torturetype=rcu fwdprogress=8 nbarriercbs=8 nocbsnthreads=8 nocbstoggle=100 onoffinterval=60 testboost=2, will trigger the following warning...

CVE-2024-56547

In CVE-2024-56547, the Linux kernel’s RCU no-coalescing (nocb) path has a missed barrier on deoffloading, which can trigger a WARN and, in certain racing scenarios, deadlock when rcu_barrier() is invoked on offline CPUs. The vulnerability arises during offline/offloading interactions where multip...

CVE-2024-56547

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix missed RCU barrier on deoffloading Currently, running rcutorture test with torturetype=rcu fwdprogress=8 nbarriercbs=8 nocbsnthreads=8 nocbstoggle=100 onoffinterval=60 testboost=2, will trigger the following warning...

CVE-2024-56547 rcu/nocb: Fix missed RCU barrier on deoffloading

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix missed RCU barrier on deoffloading Currently, running rcutorture test with torturetype=rcu fwdprogress=8 nbarriercbs=8 nocbsnthreads=8 nocbstoggle=100 onoffinterval=60 testboost=2, will trigger the following warning...

CVE-2024-56547 rcu/nocb: Fix missed RCU barrier on deoffloading

In the Linux kernel, the following vulnerability has been resolved: rcu/nocb: Fix missed RCU barrier on deoffloading Currently, running rcutorture test with torturetype=rcu fwdprogress=8 nbarriercbs=8 nocbsnthreads=8 nocbstoggle=100 onoffinterval=60 testboost=2, will trigger the following warning...

PT-2024-36851 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a missed RCU barrier on deoffloading in the Linux kernel. Running the rcutorture test with specific parameters can trigger a warning and a deadlock. The problem...

kernel: blk-cgroup: fix list corruption from reorder of WRITE ->lqueued

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: fix list corruption from reorder of WRITE -lqueued blkcgrstatflush can be run anytime, especially when blkcgroupbiostart is being executed. If WRITE of -lqueued is re-ordered with READ of 'bisc-lnode.next' in the loop...

kernel: arm64: entry: fix ARM64_WORKAROUND_SPECULATIVE_UNPRIV_LOAD

A vulnerability was found in the Linux kernel. This issue occurs due to the incorrect placement of the TLBI and DSB instructions, which are not placed after all explicit memory accesses, creating the potential for speculative unprivileged loads...

New Research Reveals Spectre Vulnerability Persists in Latest AMD and Intel Processors

More than six years after the Spectre security flaw impacting modern CPU processors came to light, new research has found that the latest AMD and Intel processors are still susceptible to speculative execution attacks. The attack, disclosed by ETH Zürich researchers Johannes Wikner and Kaveh...

New Grandoreiro Banking Malware Variants Emerge with Advanced Tactics to Evade Detection

New variants of a banking malware called Grandoreiro have been found to adopt new tactics in an effort to bypass anti-fraud measures, indicating that the malicious software is continuing to be actively developed despite law enforcement efforts to crack down on the operation. "Only part of this ga...

SUSE CVE-2024-50030

In the Linux kernel, the following vulnerability has been resolved: drm/xe/ct: prevent UAF in sendrecv Ensure we serialize with completion side to prevent UAF with fence going out of scope on the stack, since we have no clue if it will fire after the timeout before we can erase from the xa. Also ...

ROS-20240925-01

A vulnerability in the max3100 component of the Linux kernel is related to NULL pointer dereferencing. Exploitation of the vulnerability could allow an attacker to cause a denial of service Vulnerability in the afalg component of the Linux kernel is related to NULL pointer dereferencing...

SUSE-SU-2024:3195-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP6 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-41062: Sync sock recv cb and release bsc1228576. - CVE-2023-52489: Fix race in accessing memorysection-usage bsc1221326. - CVE-2024-43821: Fix a possible...

SUSE-SU-2024:3190-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 Azure kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2024-44947: Initialize beyond-EOF page contents before setting uptodate bsc1229454. - CVE-2024-36936: Touch soft lockup during memory accept bsc1225773. -...

kernel: tls: fix missing memory barrier in tls_init

In the Linux kernel, the following vulnerability has been resolved: tls: fix missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereference in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // In tlsctxcreate c...

Amazon Linux 2 : kernel (ALASKERNEL-5.10-2024-065)

The version of kernel installed on the remote host is prior to 5.10.219-208.866. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2KERNEL-5.10-2024-065 advisory. In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Fix potential...

kernel: tls: fix missing memory barrier in tls_init

In the Linux kernel, the following vulnerability has been resolved: tls: fix missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereference in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // In tlsctxcreate c...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: Input: cyapa - add missing input core locking to suspend/resume functions CVE-2023-52884 In the Linux kernel, the following vulnerability has been resolved: genirq/cpuhotplug, x86/vector: Prevent vector leak durin...

kernel: tls: fix missing memory barrier in tls_init

In the Linux kernel, the following vulnerability has been resolved: tls: fix missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereference in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // In tlsctxcreate c...

kernel: tls: fix missing memory barrier in tls_init

In the Linux kernel, the following vulnerability has been resolved: tls: fix missing memory barrier in tlsinit In tlsinit, a write memory barrier is missing, and store-store reordering may cause NULL dereference in tlssetsockopt,getsockopt. CPU0 CPU1 ----- ----- // In tlsinit // In tlsctxcreate c...