UBUNTU-CVE-2023-54086

In the Linux kernel, the following vulnerability has been resolved: bpf: Add preemptcountsub,add into btf id deny list The recursion check in bpfprogenter and bpfprogexit leave preemptcountsub,add unprotected. When attaching trampoline to them we get panic as follows, 867.843050 BUG: TASK stack...

UBUNTU-CVE-2022-50768

In the Linux kernel, the following vulnerability has been resolved: scsi: smartpqi: Correct device removal for multi-actuator devices Correct device count for multi-actuator drives which can cause kernel panics...

CVE-2022-50726

In the Linux kernel, the following vulnerability has been resolved: net/mlx5: Fix possible use-after-free in async command interface mlx5cmdcleanupasyncctx should return only after all its callback handlers were completed. Before this patch, the below race between mlx5cmdcleanupasyncctx and...

UBUNTU-CVE-2022-50718

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix pci device refcount leak As comment of pcigetdomainbusandslot says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pcidevput. So...

CVE-2022-50718

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix pci device refcount leak As comment of pcigetdomainbusandslot says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pcidevput. So...

CVE-2023-54086 bpf: Add preempt_count_{sub,add} into btf id deny list

In the Linux kernel, the following vulnerability has been resolved: bpf: Add preemptcountsub,add into btf id deny list The recursion check in bpfprogenter and bpfprogexit leave preemptcountsub,add unprotected. When attaching trampoline to them we get panic as follows, 867.843050 BUG: TASK stack...

CVE-2023-54086

The CVE targets the Linux kernel’s BPF trampoline handling. It describes a vulnerability where preempt_count_sub/add was left unprotected in __bpf_prog_enter_recur/__bpf_prog_exit_recur, causing panics and stack/IRQ guard page errors when trampolines are attached. The fix is to add these two func...

CVE-2022-50772 netdevsim: fix memory leak in nsim_bus_dev_new()

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fix memory leak in nsimbusdevnew If deviceregister failed in nsimbusdevnew, the value of reference in nsimbusdev-dev is 1. obj-name in nsimbusdev-dev will not be released. unreferenced object 0xffff88810352c480 size 16...

CVE-2022-50751 configfs: fix possible memory leak in configfs_create_dir()

In the Linux kernel, the following vulnerability has been resolved: configfs: fix possible memory leak in configfscreatedir kmemleak reported memory leaks in configfscreatedir: unreferenced object 0xffff888009f6af00 size 192: comm "modprobe", pid 3777, jiffies 4295537735 age 233.784s backtrace:...

EUVD-2025-205065

In the Linux kernel, the following vulnerability has been resolved: gpu: host1x: Fix race in syncpt alloc/free Fix race condition between host1xsyncptalloc and host1xsyncptput by using krefputmutex instead of krefput + manual mutex locking. This ensures no thread can acquire the syncptmutex after...

EUVD-2025-205108

In the Linux kernel, the following vulnerability has been resolved: ALSA: dice: fix buffer overflow in detectstreamformats The function detectstreamformats reads the streamcount value directly from a FireWire device without validating it. This can lead to out-of-bounds writes when a malicious...

CVE-2022-50718 drm/amdgpu: fix pci device refcount leak

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: fix pci device refcount leak As comment of pcigetdomainbusandslot says, it returns a pci device with refcount increment, when finish using it, the caller must decrement the reference count by calling pcidevput. So...

UBUNTU-CVE-2025-68366

In the Linux kernel, the following vulnerability has been resolved: nbd: defer config unlock in nbdgenlconnect There is one use-after-free warning when running NBDCMDCONNECT and NBDCLEARSOCK: nbdgenlconnect nbdallocandinitconfig // configrefs=1 nbdstartdevice // configrefs=2 set NBDRTHASCONFIGREF...

CVE-2025-68350

In the Linux kernel, the following vulnerability has been resolved: exfat: fix divide-by-zero in exfatallocatebitmap The variable maxracount can be 0 in exfatallocatebitmap, which causes a divide-by-zero error in the subsequent modulo operation i % maxracount, leading to a system crash. When...

CVE-2025-68346

In the Linux kernel, the following vulnerability has been resolved: ALSA: dice: fix buffer overflow in detectstreamformats The function detectstreamformats reads the streamcount value directly from a FireWire device without validating it. This can lead to out-of-bounds writes when a malicious...

CVE-2023-54042

In the Linux kernel, the following vulnerability has been resolved: powerpc/64s: Fix VAS mm use after free The refcount on mm is dropped before the coprocessor is detached...

CVE-2023-54035

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: fix underflow in chain reference counter Set element addition error path decrements reference counter on chains twice: once on element release and again via nftdatarelease. Then, d6b478666ffa "netfilter:...

CVE-2023-53996

In the Linux kernel, the following vulnerability has been resolved: x86/sev: Make encdechypercall accept a size instead of npages encdechypercall accepted a page count instead of a size, which forced its callers to round up. As a result, non-page aligned vaddrs caused pages to be spuriously marke...

CVE-2022-50703

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: smsm: Fix refcount leak bugs in qcomsmsmprobe There are two refcount leak bugs in qcomsmsmprobe: 1 The 'localnode' is escaped out from foreachchildofnode as the break of iteration, we should call ofnodeput for it in...

UBUNTU-CVE-2022-50703

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: smsm: Fix refcount leak bugs in qcomsmsmprobe There are two refcount leak bugs in qcomsmsmprobe: 1 The 'localnode' is escaped out from foreachchildofnode as the break of iteration, we should call ofnodeput for it in...