CVE-2021-47488

In the Linux kernel, the following vulnerability has been resolved: cgroup: Fix memory leak caused by missing cgroupbpfoffline When enabling CONFIGCGROUPBPF, kmemleak can be observed by running the command as below: $mount -t cgroup -o none,name=foo cgroup cgroup/ $umount cgroup/ unreferenced...

CVE-2021-47482

In the Linux kernel, the following vulnerability has been resolved: net: batman-adv: fix error handling Syzbot reported ODEBUG warning in batadvncmeshfree. The problem was in wrong error handling in batadvmeshinit. Before this patch batadvmeshinit was calling batadvmeshfree in case of any...

CVE-2021-47475

A flaw was found in the vmk80xx module in the Linux kernel. Memory buffer allocations with incorrect sizes can result in an out-of-bounds write when performing descriptor fuzzing...

CVE-2021-47467

In the Linux kernel, the following vulnerability has been resolved: kunit: fix reference count leak in kfreeatend The reference counting issue happens in the normal path of kfreeatend. When kunitallocandgetresource is invoked, the function forgets to handle the returned resource object, whose...

CVE-2021-47466

A potential memory leak was found in the Linux kernel, in kmemcacheopen. This issue may lead to compromised confidentiality and availability...

CVE-2021-47465

A possible stack corruption flaw was found in the Linux kernel in idlekvmstartguest. This issue may lead to compromised availability...

CVE-2021-47464

In the Linux kernel, the following vulnerability has been resolved: audit: fix possible null-pointer dereference in auditfilterrules Fix possible null-pointer dereference in auditfilterrules. auditfilterrules error: we previously assumed 'ctx' could be null...

CVE-2021-47455

In the Linux kernel, the following vulnerability has been resolved: ptp: Fix possible memory leak in ptpclockregister I got memory leak as follows when doing fault injection test: unreferenced object 0xffff88800906c618 size 8: comm "i2c-idt82p33931", pid 4421, jiffies 4294948083 age 13.188s hex...

CVE-2021-47454

A vulnerability was found in the Linux kernel's powerpc/smp architecture, where the idle task's preemption count was incorrectly decremented during the CPU offline process. This issue caused a "scheduling while atomic" error when a CPU was offlined and then onlined again, leading to potential...

CVE-2021-47447

In the Linux kernel, the following vulnerability has been resolved: drm/msm/a3xx: fix error handling in a3xxgpuinit These error paths returned 1 on failure, instead of a negative error code. This would lead to an Oops in the caller. A second problem is that the check for "if ret != -ENODATA" did...

CVE-2021-47284

In the Linux kernel, the following vulnerability has been resolved: isdn: mISDN: netjet: Fix crash in njprobe: 'njsetup' in netjet.c might fail with -EIO and in this case 'card-irq' is initialized and is bigger than zero. A subsequent call to 'njrelease' will free the irq that has not been...

CVE-2023-52879

In the Linux kernel, the following vulnerability has been resolved: tracing: Have traceeventfile have ref counters The following can crash the kernel: cd /sys/kernel/tracing echo 'p:sched schedule' kprobeevents exec 5events/kprobes/sched/enable kprobeevents exec 5&- The above commands: 1. Change...

CVE-2023-52878

In the Linux kernel, the following vulnerability has been resolved: can: dev: canputechoskb: don't crash kernel if canpriv::echoskb is accessed out of bounds If the "struct canpriv::echooskb" is accessed out of bounds, this would cause a kernel crash. Instead, issue a meaningful warning message a...

CVE-2023-52876

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt7629-eth: Add check for mtkallocclkdata Add the check for the return value of mtkallocclkdata in order to avoid NULL pointer dereference...

CVE-2023-52875

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt2701: Add check for mtkallocclkdata Add the check for the return value of mtkallocclkdata in order to avoid NULL pointer dereference...

CVE-2023-52874

In the Linux kernel, the following vulnerability has been resolved: x86/tdx: Zero out the missing RSI in TDXHYPERCALL macro In the TDXHYPERCALL asm, after the TDCALL instruction returns from the untrusted VMM, the registers that the TDX guest shares to the VMM need to be cleared to avoid...

CVE-2023-52873

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt6779: Add check for mtkallocclkdata Add the check for the return value of mtkallocclkdata in order to avoid NULL pointer dereference...

CVE-2023-52871

In the Linux kernel, the following vulnerability has been resolved: soc: qcom: llcc: Handle a second device without data corruption Usually there is only one llcc device. But if there were a second, even a failed probe call would modify the global drvdata pointer. So check if drvdata is valid...

CVE-2023-52864

In the Linux kernel, the following vulnerability has been resolved: platform/x86: wmi: Fix opening of char device Since commit fa1f68db6ca7 "drivers: misc: pass miscdevice pointer via file private data", the miscdevice stores a pointer to itself inside filp-privatedata, which means that privateda...

CVE-2023-52863

In the Linux kernel, the following vulnerability has been resolved: hwmon: axi-fan-control Fix possible NULL pointer dereference axifancontrolirqhandler, dependent on the private axifancontroldata structure, might be called before the hwmon device is registered. That will cause an "Unable to hand...