CVE-2022-48856

In the Linux kernel, the following vulnerability has been resolved: gianfar: ethtool: Fix refcount leak in gfargettsinfo The offindcompatiblenode function returns a node pointer with refcount incremented, We should use ofnodeput on it when done Add the missing ofnodeput to release the refcount...

CVE-2022-48857

In the Linux kernel, the following vulnerability has been resolved: NFC: port100: fix use-after-free in port100sendcomplete Syzbot reported UAF in port100sendcomplete. The root case is in missing usbkillurb calls on error handling path of -probe function. port100sendcomplete accesses devm allocat...

CVE-2022-48853 Reinstate some of "swiotlb: rework "fix info leak with DMA_FROM_DEVICE""

In the Linux kernel, the following vulnerability has been resolved: swiotlb: fix info leak with DMAFROMDEVICE The problem I'm addressing was discovered by the LTP test covering cve-2018-1000204. A short description of what happens follows: 1 The test case issues a command code 00 TEST UNIT READY...

CVE-2022-48848 tracing/osnoise: Do not unregister events twice

In the Linux kernel, the following vulnerability has been resolved: tracing/osnoise: Do not unregister events twice Nicolas reported that using: trace-cmd record -e all -M 10 -p osnoise --poll Resulted in the following kernel warning: ------------ cut here ------------ WARNING: CPU: 0 PID: 1217 a...

CVE-2022-48818 net: dsa: mv88e6xxx: don't use devres for mdiobus

In the Linux kernel, the following vulnerability has been resolved: net: dsa: mv88e6xxx: don't use devres for mdiobus As explained in commits: 74b6d7d13307 "net: dsa: realtek: register the MDIO bus under devres" 5135e96a3dd2 "net: dsa: don't allocate the slavemiibus using devres" mdiobusfree will...

CVE-2022-48808 net: dsa: fix panic when DSA master device unbinds on shutdown

In the Linux kernel, the following vulnerability has been resolved: net: dsa: fix panic when DSA master device unbinds on shutdown Rafael reports that on a system with LX2160A and Marvell DSA switches, if a reboot occurs while the DSA master dpaa2-eth is up, the following panic can be seen:...

CVE-2022-48802 fs/proc: task_mmu.c: don't read mapcount for migration entry

In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: don't read mapcount for migration entry The syzbot reported the below BUG: kernel BUG at include/linux/page-flags.h:785! invalid opcode: 0000 1 PREEMPT SMP KASAN CPU: 1 PID: 4392 Comm: syz-executor560 Not...

CVE-2022-48777

In the Linux kernel, the following vulnerability has been resolved: mtd: parsers: qcom: Fix kernel panic on skipped partition In the event of a skipped partition case when the entry name is empty the kernel panics in the cleanup function as the name entry is NULL. Rework the parser logic by first...

CVE-2022-48773 xprtrdma: fix pointer derefs in error cases of rpcrdma_ep_create

In the Linux kernel, the following vulnerability has been resolved: xprtrdma: fix pointer derefs in error cases of rpcrdmaepcreate If there are failures then we must not leave the non-NULL pointers with the error value, otherwise rpcrdmaepdestroy gets confused and tries free them, resulting in an...

CVE-2024-40997

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: fix memory leak on CPU EPP exit The cpudata memory from kzalloc in amdpstateeppcpuinit is not freed in the analogous exit function, so fix that. rjw: Subject and changelog edits...

CVE-2024-41007

In the Linux kernel, the following vulnerability has been resolved: tcp: avoid too many retransmit packets If a TCP socket is using TCPUSERTIMEOUT, and the other peer retracted its window to zero, tcpretransmittimer can retransmit a packet every two jiffies 2 ms for HZ=1000, for about 4 minutes...

Xenserver Troubleshooting : Comprehensive Guide

Introduction Instances where XenServer encounters various errors preventing its connection to XenCenter Overview of the Issue In different situations, XenServer experiences connectivity issues with XenCenter, possibly due to various factors. This article will outline different scenarios and...

CVE-2024-40933

In the Linux kernel, the following vulnerability has been resolved: iio: temperature: mlx90635: Fix ERRPTR dereference in mlx90635probe When devmregmapiniti2c fails, regmapee could be error pointer, instead of checking for ISERRregmapee, regmap is checked which looks like a copy paste error...

CVE-2024-40948

In the Linux kernel, the following vulnerability has been resolved: mm/pagetablecheck: fix crash on ZONEDEVICE Not all pages may apply to pgtable check. One example is ZONEDEVICE pages: they map PFNs directly, and they don't allocate pageext at all even if there's struct page around. One may...

CVE-2024-40910

In the Linux kernel, the following vulnerability has been resolved: ax25: Fix refcount imbalance on inbound connections When releasing a socket in ax25release, we call netdevput to decrease the refcount on the associated ax.25 device. However, the execution path for accepting an incoming connecti...

CVE-2024-40977

In the Linux kernel, the following vulnerability has been resolved: wifi: mt76: mt7921s: fix potential hung tasks during chip recovery During chip recovery e.g. chip reset, there is a possible situation that kernel worker resetwork is holding the lock and waiting for kernel thread statworker to b...

CVE-2024-39494

In the Linux kernel, the following vulnerability has been resolved: ima: Fix use-after-free on a dentry's dname.name -dname.name can change on rename and the earlier value can be freed; there are conditions sufficient to stabilize it -dlock on dentry, -dlock on its parent, -irwsem exclusive on th...

CVE-2024-40907

In the Linux kernel, the following vulnerability has been resolved: ionic: fix kernel panic in XDPTX action In the XDPTX path, ionic driver sends a packet to the TX path with rx page and corresponding dma address. After tx is done, ionictxclean frees that page. But RX ring buffer isn't reset to...

UBUNTU-CVE-2024-40916

In the Linux kernel, the following vulnerability has been resolved: drm/exynos: hdmi: report safe 640x480 mode as a fallback when no EDID found When reading EDID fails and driver reports no modes available, the DRM core adds an artificial 1024x786 mode to the connector. Unfortunately some variant...

CVE-2024-40991

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: k3-udma-glue: Fix ofk3udmaglueparsechnbyid The ofk3udmaglueparsechnbyid helper function erroneously invokes "ofnodeput" on the "udmaxnp" device-node passed to it, without having incremented its reference count at a...