(Pwn2Own) Linux Kernel io_uring Buffer List Race Condition Local Privilege Escalation Vulnerability

This vulnerability allows local attackers to escalate privileges on affected installations of Linux Kernel. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the handling of the...

CVE-2024-41080: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: iouring: fix possible deadlock in ioregisteriowqmaxworkers The ioregisteriowqmaxworkers function calls ioputsqdata, which acquires the sqd-lock without releasing the uringlock. Similar to the commit 009ad9f0c6ee "iouring: drop...

USN-6893-3: Linux kernel vulnerabilities

It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel when modifying certain settings values through debugfs. A privileged local attacker could use this to cause a denial of service. CVE-2024-24857, CVE-2024-24858, CVE-2024-24859 Several security issues we...

SUSE SLED15: cluster-md-kmp-64kb / cluster-md-kmp-default / dlm-kmp-64kb / etc (SUSE-SU-2024:2571-1)

The remote SUSE Linux SLED15 / SLEDSAP15 / SLES15 / SLESSAP15 / openSUSE 15 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2024:2571-1 advisory. The SUSE Linux Enterprise 15 SP6 kernel was updated to receive various security bugfixes. The...

Ubuntu 18.04 LTS / 20.04 LTS : Linux kernel vulnerabilities (USN-6896-5)

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-5 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free...

PT-2024-6857 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to inconsistent error handling in the io alloc pbuf ring function within the io uring subsystem of the Linux kernel, which can lead to a null pointer dereference...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-6896-3)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-3 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

CVE-2024-41001

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: work around a potential audit memory leak kmemleak complains that there's a memory leak related to connect handling: unreferenced object 0xffff0001093bdf00 size 128: comm "iou-sqp-455", pid 457, jiffies 4294894164...

CVE-2024-40922

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: don't lock while !TASKRUNNING There is a report of iorsrcrefquiesce locking a mutex while not TASKRUNNING, which is due to forgetting restoring the state back after ioruntaskworksig and attempts to break out of the...

CVE-2024-39508

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: Use setbit and testbit at worker-flags Utilize setbit and testbit on worker-flags within iouring/io-wq to address potential data races. The structure ioworker-flags may be accessed through various data paths, leadi...

USN-6896-2: Linux kernel vulnerabilities

It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An attacker could use this to cause a denial of service or possibly execute arbitrary code. CVE-2023-6270 It was discovered that the Atheros 802.11ac...

SUSE CVE-2024-40922

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: don't lock while !TASKRUNNING There is a report of iorsrcrefquiesce locking a mutex while not TASKRUNNING, which is due to forgetting restoring the state back after ioruntaskworksig and attempts to break out of the...

SUSE CVE-2024-41001

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: work around a potential audit memory leak kmemleak complains that there's a memory leak related to connect handling: unreferenced object 0xffff0001093bdf00 size 128: comm "iou-sqp-455", pid 457, jiffies 4294894164...

Ubuntu 24.04 LTS : Linux kernel vulnerabilities (USN-6893-2)

"The remote Ubuntu 24.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6893-2 advisory. It was discovered that a race condition existed in the Bluetooth subsystem in the Linux kernel when modifying certain settings values through debugfs. A...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-6896-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6896-2 advisory. It was discovered that the ATA over Ethernet AoE driver in the Linux kernel contained a race condition, leading to a use-after-free vulnerability. An...

SUSE CVE-2024-39508

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: Use setbit and testbit at worker-flags Utilize setbit and testbit on worker-flags within iouring/io-wq to address potential data races. The structure ioworker-flags may be accessed through various data paths, leadi...

DEBIAN-CVE-2024-41001

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: work around a potential audit memory leak kmemleak complains that there's a memory leak related to connect handling: unreferenced object 0xffff0001093bdf00 size 128: comm "iou-sqp-455", pid 457, jiffies 4294894164...

CVE-2024-41001

In the Linux kernel, the following vulnerability has been resolved: iouring/sqpoll: work around a potential audit memory leak kmemleak complains that there's a memory leak related to connect handling: unreferenced object 0xffff0001093bdf00 size 128: comm "iou-sqp-455", pid 457, jiffies 4294894164...

DEBIAN-CVE-2024-40922

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: don't lock while !TASKRUNNING There is a report of iorsrcrefquiesce locking a mutex while not TASKRUNNING, which is due to forgetting restoring the state back after ioruntaskworksig and attempts to break out of the...

CVE-2024-40922

In the Linux kernel, the following vulnerability has been resolved: iouring/rsrc: don't lock while !TASKRUNNING There is a report of iorsrcrefquiesce locking a mutex while not TASKRUNNING, which is due to forgetting restoring the state back after ioruntaskworksig and attempts to break out of the...