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-2024-39494

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-2024-40991

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...

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...

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-2024-40948

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-2024-40977

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...

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-2024-40999 net: ena: Add validation for completion descriptors consistency

In the Linux kernel, the following vulnerability has been resolved: net: ena: Add validation for completion descriptors consistency Validate that first flag is set only for the first descriptor in multi-buffer packets. In case of an invalid descriptor, a reset will occur. A new reset reason for R...

CVE-2024-40970 Avoid hw_desc array overrun in dw-axi-dmac

In the Linux kernel, the following vulnerability has been resolved: Avoid hwdesc array overrun in dw-axi-dmac I have a use case where nrbuffers = 3 and in which each descriptor is composed by 3 segments, resulting in the DMA channel descsallocated to be 9. Since axidescput handles the hwdesc...

CVE-2024-40961 ipv6: prevent possible NULL deref in fib6_nh_init()

In the Linux kernel, the following vulnerability has been resolved: ipv6: prevent possible NULL deref in fib6nhinit syzbot reminds us that in6devget can return NULL. fib6nhinit ip6validategw &idev ip6routechecknh idev idev = in6devgetdev; // can be NULL Oops: general protection fault, probably fo...

CVE-2024-40960

CVE-2024-40960: Linux kernel IPv6 routing (rt6_probe) NULL-pointer dereference. The code could dereference a non-canonical address due to missing NULL check in __in6_dev_get(); syzbot trace shows a crash (OOPs) in rt6_probe and call path through rt6_nh_find_match and fib6_table_lookup. The vulner...

CVE-2024-40957 seg6: fix parameter passing when calling NF_HOOK() in End.DX4 and End.DX6 behaviors

In the Linux kernel, the following vulnerability has been resolved: seg6: fix parameter passing when calling NFHOOK in End.DX4 and End.DX6 behaviors inputactionenddx4 and inputactionenddx6 are called NFHOOK for PREROUTING hook, in PREROUTING hook, we should passing a valid indev, and a NULL outde...

CVE-2024-40955

In the Linux kernel, the following vulnerability has been resolved: ext4: fix slab-out-of-bounds in ext4mbfindgoodgroupavgfraglists We can trigger a slab-out-of-bounds with the following commands: mkfs.ext4 -F /dev/$disk 10G mount /dev/$disk /tmp/test echo 2147483647...

CVE-2024-40945 iommu: Return right value in iommu_sva_bind_device()

In the Linux kernel, the following vulnerability has been resolved: iommu: Return right value in iommusvabinddevice iommusvabinddevice should return either a sva bond handle or an ERRPTR value in error cases. Existing drivers idxd and uacce only check the return value with ISERR. This could...

CVE-2024-40942 wifi: mac80211: mesh: Fix leak of mesh_preq_queue objects

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: mesh: Fix leak of meshpreqqueue objects The hwmp code use objects of type meshpreqqueue, added to a list in ieee80211ifmesh, to keep track of mpath we need to resolve. If the mpath gets deleted, ex mesh interface ...