kernel: NULL pointer dereference in traffic control subsystem

A NULL pointer dereference flaw was found in qdiscgraft in net/sched/schapi.c in the Linux kernel. This issue may allow a local unprivileged user to trigger a denial of service if the allocworkqueue function return is not validated in time of failure, resulting in a system crash or leaked interna...

kernel: RDMA/core: Fix null-ptr-deref in ib_core_cleanup()

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fix null-ptr-deref in ibcorecleanup KASAN reported a null-ptr-deref error: KASAN: null-ptr-deref in range 0x0000000000000118-0x000000000000011f CPU: 1 PID: 379 Hardware name: QEMU Standard PC i440FX + PIIX, 1996 RIP:...

kernel: sched/core: Do not requeue task on CPU excluded from cpus_mask

In the Linux kernel, the following vulnerability has been resolved: sched/core: Do not requeue task on CPU excluded from cpusmask The following warning was triggered on a large machine early in boot on a distribution kernel but the same problem should also affect mainline. WARNING: CPU: 439 PID: ...

kernel: xfrm: Reinject transport-mode packets through workqueue

In the Linux kernel, the following vulnerability has been resolved: xfrm: Reinject transport-mode packets through workqueue The following warning is displayed when the tcp6-multi-diffip11 stress test case of the LTP test suite is tested: watchdog: BUG: soft lockup - CPU0 stuck for 22s!...

kernel: Linux kernel: Denial of Service in mt7921e driver during module unload

A flaw was discovered in the mt76/mt7921e Wi-Fi driver in the Linux kernel where improper handling of driver data during module removal can lead to a crash. Under certain insmod/rmmod stress test conditions, the driver’s mt7921pciremove function is called while the associated mt76dev driver priva...

kernel: NULL pointer dereference in traffic control subsystem

A NULL pointer dereference flaw was found in qdiscgraft in net/sched/schapi.c in the Linux kernel. This issue may allow a local unprivileged user to trigger a denial of service if the allocworkqueue function return is not validated in time of failure, resulting in a system crash or leaked interna...

PT-2025-25912 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 5.4.0-1086-azure 9118.04.1-Ubuntu Description: The issue is related to the storvsc error wq workqueue in the Linux kernel, which was incorrectly marked as WQ MEM RECLAIM. This marking may cause a deadlock while...

GSD-2023-1002406 ice: Do not use WQ_MEM_RECLAIM flag for workqueue

ice: Do not use WQMEMRECLAIM flag for workqueue This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.4.232 by commit...

GSD-2023-1002389 ice: Do not use WQ_MEM_RECLAIM flag for workqueue

ice: Do not use WQMEMRECLAIM flag for workqueue This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.168 by commit...

GSD-2023-1002335 ice: Do not use WQ_MEM_RECLAIM flag for workqueue

ice: Do not use WQMEMRECLAIM flag for workqueue This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v6.1.12 by commit...

PT-2023-35410 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v6.1.12 Description: The issue concerns the use of the WQ MEM RECLAIM flag for workqueue. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions prior to...

PT-2023-35481 · Linux · Linux Kernel

Name of the Vulnerable Software and Affected Versions: Linux Kernel versions prior to v5.4.232 Description: The issue concerns the use of the WQ MEM RECLAIM flag for workqueue. The actual impact and attack plausibility have not yet been proven. Recommendations: For Linux Kernel versions prior to...

SUSE CVE-2019-15924

An issue was discovered in the Linux kernel before 5.0.11. fm10kinitmodule in drivers/net/ethernet/intel/fm10k/fm10kmain.c has a NULL pointer dereference because there is no -ENOMEM upon an allocworkqueue failure...

SUSE CVE-2019-16231

drivers/net/fjes/fjesmain.c in the Linux kernel 5.2.14 does not check the allocworkqueue return value, leading to a NULL pointer dereference...

SUSE CVE-2019-16230

drivers/gpu/drm/radeon/radeondisplay.c in the Linux kernel 5.2.14 does not check the allocworkqueue return value, leading to a NULL pointer dereference. NOTE: A third-party software maintainer states that the work queue allocation is happening during device initialization, which for a graphics ca...

SUSE CVE-2019-16229

drivers/gpu/drm/amd/amdkfd/kfdinterrupt.c in the Linux kernel 5.2.14 does not check the allocworkqueue return value, leading to a NULL pointer dereference. NOTE: The security community disputes this issues as not being serious enough to be deserving a CVE id...

SUSE CVE-2019-16233

drivers/scsi/qla2xxx/qlaos.c in the Linux kernel 5.2.14 does not check the allocworkqueue return value, leading to a NULL pointer dereference...

SUSE CVE-2019-16234

drivers/net/wireless/intel/iwlwifi/pcie/trans.c in the Linux kernel 5.2.14 does not check the allocworkqueue return value, leading to a NULL pointer dereference...

SUSE CVE-2021-4023

A flaw was found in the io-workqueue implementation in the Linux kernel versions prior to 5.15-rc1. The kernel can panic when an improper cancellation operation triggers the submission of new io-uring operations during a shortage of free space. This flaw allows a local user with permissions to...

GSD-2023-1002098 dmaengine: idxd: Let probe fail when workqueue cannot be enabled

dmaengine: idxd: Let probe fail when workqueue cannot be enabled This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.15.90 by commit...