Linux Kernel Security Vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from not ensuring that the task status is TASKRUNNING when running taskwork, which could result in a warning to t...

PT-2024-34057

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A null pointer dereference error was found in the task numa work function of the Linux kernel. This issue can occur when running the stress-ng-vm-segv test, which tries to cause a...

Linux enqueue_task_dl() DoS

The vulnerability of the enqueuetaskdl function in the kernel/sched/deadline.c module of the Linux operating system is related to a memory leak. Exploiting this vulnerability could allow an attacker to cause a service failure...

UBUNTU-CVE-2024-48706

Collabtive 3.1 is vulnerable to Cross-site scripting XSS via the title parameter with action=add or action=editform within the a managemessage.php file and b managetask.php file respectively...

SUSE CVE-2022-48950

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perfpendingtask UaF Per syzbot it is possible for perfpendingtask to run after the event is free'd. There are two related but distinct cases: - the taskwork was already queued before destroying the event; - destroying t...

CVE-2024-50040

In the Linux kernel, the following vulnerability has been resolved: igb: Do not bring the device up after non-fatal error Commit 004d25060c78 "igb: Fix igbdown hung on surprise removal" changed igbioerrordetected to ignore non-fatal pcie errors in order to avoid hung task that can happen when...

PT-2024-37055

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.12.0-rc3 Description A potential deadlock issue has been identified in the Linux kernel's f2fs subsystem. The issue arises from a possible circular locking dependency detected in the f2fs record stop reason...

CVE-2024-48706

Collabtive 3.1 is vulnerable to cross-site scripting (XSS) via the title parameter when using action=add (managemessage.php) or action=editform (managetask.php). Root cause is unsanitized input in the title field. Affected: Collabtive 3.1. Exploitation details are not provided beyond the affected...

Collabtive security vulnerabilities

Collabtive is a web-based project management system. The system includes features such as project management, document management and time tracking. A security vulnerability exists in Collabtive version 3.1, which stems from the presence of a cross-site scripting XSS vulnerability that can be...

CVE-2024-50042

In the Linux kernel, the following vulnerability has been resolved: ice: Fix increasing MSI-X on VF Increasing MSI-X value on a VF leads to invalid memory operations. This is caused by not reallocating some arrays. Reproducer: modprobe ice echo 0 /sys/bus/pci/devices/$PFPCI/sriovdriversautoprobe...

AZL-51453 CVE-2024-50019 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: kthread: unpark only parked kthread Calling into kthread unparking unconditionally is mostly harmless when the kthread is already unparked. The wake up is then simply ignored because the target is not in TASKPARKED state. However...

CVE-2022-48983

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

DEBIAN-CVE-2022-48950

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perfpendingtask UaF Per syzbot it is possible for perfpendingtask to run after the event is free'd. There are two related but distinct cases: - the taskwork was already queued before destroying the event; - destroying t...

UBUNTU-CVE-2022-48950

In the Linux kernel, the following vulnerability has been resolved: perf: Fix perfpendingtask UaF Per syzbot it is possible for perfpendingtask to run after the event is free'd. There are two related but distinct cases: - the taskwork was already queued before destroying the event; - destroying t...

UBUNTU-CVE-2024-50019

In the Linux kernel, the following vulnerability has been resolved: kthread: unpark only parked kthread Calling into kthread unparking unconditionally is mostly harmless when the kthread is already unparked. The wake up is then simply ignored because the target is not in TASKPARKED state. However...

CVE-2022-49033

CVE-2022-49033 affects the Linux kernel’s btrfs qgroup code, where a sleep was performed in an invalid context during qgroup inheritance. The advisory and connected documents describe the fix as: call qgroup_dirty() on the destination qgroup and update the limit item in btrfs_run_qgroups() later,...

CVE-2022-49018 mptcp: fix sleep in atomic at close time

In the Linux kernel, the following vulnerability has been resolved: mptcp: fix sleep in atomic at close time Matt reported a splat at msk close time: BUG: sleeping function called from invalid context at net/mptcp/protocol.c:2877 inatomic: 1, irqsdisabled: 0, nonblock: 0, pid: 155, name:...

CVE-2022-48983 io_uring: Fix a null-ptr-deref in io_tctx_exit_cb()

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-48983 io_uring: Fix a null-ptr-deref in io_tctx_exit_cb()

In the Linux kernel, the following vulnerability has been resolved: iouring: Fix a null-ptr-deref in iotctxexitcb Syzkaller reports a NULL deref bug as follows: BUG: KASAN: null-ptr-deref in iotctxexitcb+0x53/0xd3 Read of size 4 at addr 0000000000000138 by task file1/1955 CPU: 1 PID: 1955 Comm:...

CVE-2022-48956 ipv6: avoid use-after-free in ip6_fragment()

In the Linux kernel, the following vulnerability has been resolved: ipv6: avoid use-after-free in ip6fragment Blamed commit claimed rcureadlock was held by ip6fragment callers. It seems to not be always true, at least for UDP stack. syzbot reported: BUG: KASAN: use-after-free in ip6dstidev...