kernel: drm: Don't unref the same fb many times by mistake due to deadlock handling

A flaw was found in the Linux kernel. A frame buffer can be freed while still in use in a specific situation in drivers/gpu/drm/drmplane.c. This issue may compromise the availability...

kernel: Bluetooth: Fix possible deadlock in rfcomm_sk_state_change

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: Fix possible deadlock in rfcommskstatechange syzbot reports a possible deadlock in rfcommskstatechange 1. While rfcommsockconnect acquires the sk lock and waits for the rfcomm lock, rfcommsockrelease could have the...

kernel: hwmon: (coretemp) Simplify platform device handling

A NULL pointer dereference flaw was found in the Linux kernel's coretemp hardware monitoring driver in the platform device handling logic. A local privileged user who disables driversautoprobe for the platform bus can trigger this issue by initiating CPU hotplug operations, causing the driver to...

kernel: blk-iocost: use spin_lock_irqsave in adjust_inuse_and_calc_cost

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: use spinlockirqsave in adjustinuseandcalccost adjustinuseandcalccost use spinlockirq and IRQ will be enabled when unlock. DEADLOCK might happen if we have held other locks and disabled IRQ before invoking it. Fix it b...

kernel: md/raid5-cache: fix a deadlock in r5l_exit_log()

A deadlock vulnerability was found in the md RAID5 cache r5l subsystem in the Linux kernel. In r5lexitlog, flushwork is called while holding reconfigmutex, which waits for disablewritebackwork to complete. However, r5cdisablewritebackasync calls waitevent which requires conf-log to be NULL, but...

kernel: USB: Gadget: core: Help prevent panic during UVC unconfigure

A deadlock flaw was found in the Linux kernel's USB Gadget subsystem in the driver unbind path. A local privileged user can trigger this issue by removing a UVC gadget driver from a gadget configuration, causing the unbind callback to call usbgadgetdeactivate while the caller holds the connectloc...

kernel: ext4: avoid deadlock in fs reclaim with page writeback

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

PT-2025-40749

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel’s SCSI target handling of LUN RESET commands. The issue arises when multiple LUN RESET commands are received from different initiators, leading to a...

PT-2024-27227

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.9 Description The issue is related to a deadlock regression in the Linux kernel's wifi: iwlwifi module, which was introduced with the LED merge in version 6.9. The deadlock occurs when all worker threads are bu...

OESA-2024-1499 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix out of bounds in initsmb2rsphdr If client send smb2 negotiate request and then send smb1 negotiate request, initsmb2rsphdr is called for smb1 negotiat...

CentOS 9 : kernel-5.14.0-435.el9

The remote CentOS Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the kernel-5.14.0-435.el9 build changelog. - In the Linux kernel, the following vulnerability has been resolved: hwrng: core - Fix page fault dead lock on mmap-ed hwrng There is a...

PT-2024-26834

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.37 Description A potential deadlock in the cifs sync mid result function has been resolved. The issue was spotted by Coverity, which identified a thread deadlock due to lock ordering. The problem occurs when...

PT-2024-26840

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.37 Description A vulnerability has been resolved in the Linux kernel, specifically in the ice driver. The issue is related to a potential deadlock situation that can occur when the ice reset vf function...

SUSE CVE-2024-26916

In the Linux kernel, the following vulnerability has been resolved: Revert "drm/amd: flush any delayed gfxoff on suspend entry" commit ab4750332dbe "drm/amdgpu/sdma5.2: add begin/enduse ring callbacks" caused GFXOFF control to be used more heavily and the codepath that was removed from commit...

USN-6740-1: Linux kernel vulnerabilities

Wei Chen discovered that a race condition existed in the TIPC protocol implementation in the Linux kernel, leading to a null pointer dereference vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2023-1382 It was discovered that the virtio network...

SUSE CVE-2024-26873

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Fix a deadlock issue related to automatic dump If we issue a disabling PHY command, the device attached with it will go offline, if a 2 bit ECC error occurs at the same time, a hung task may be found: 4613.652388...

SUSE CVE-2024-26886

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: afbluetooth: Fix deadlock Attemting to do socklock on .recvmsg may cause a deadlock as shown bellow, so instead of using socksock this uses skreceivequeue.lock on btsockioctl to avoid the UAF: INFO: task kworker/u9:1:1...

SUSE CVE-2024-26899

In the Linux kernel, the following vulnerability has been resolved: block: fix deadlock between bdlinkdiskholder and partition scan 'openmutex' of gendisk is used to protect open/close block devices. But in bdlinkdiskholder, it is used to protect the creation of symlink between holding disk and...

SUSE CVE-2024-26917

In the Linux kernel, the following vulnerability has been resolved: scsi: Revert "scsi: fcoe: Fix potential deadlock on &fip-ctlrlock" This reverts commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, since it changed sping locks from "bh" to...

CVE-2024-26917

In the Linux kernel, the following vulnerability has been resolved: scsi: Revert "scsi: fcoe: Fix potential deadlock on &fip-;ctlrlock" This reverts commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, since it changed sping locks from "bh" t...