Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ata: libata-transport: Fix error handling in atatportadd In atatportadd, the return value of transportadddevice is not checked. As a result, a null pointer derefrence occurs when removing the module. This occurs because...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfsd: Fixed the reference leak in nfsd4addrdaccesstowrdeleg. The nfsd4addrdaccesstowrdeleg function overwrites fp-fifdsORDONLY unconditionally with a newly acquired nfsdfile. However, if the client already has a SHAREACCESSREA...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: via-sdmmc: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, it will cause two issues: 1. The memory allocated in mmcallochost may be leaked. 2. In the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Added preemptcountsub,add to the btf id deny list. The recursion checks in bpfprogenter and bpfprogexit leave preemptcountsub,add unprotected. When using trampolines for them, a panic occurs as follows: 867.843050 BUG: Th...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: clk: A memory leak was fixed in devmclknotifierregister. devmclknotifierregister allocates a devres resource for the clk notifier, but it does not register that resource with the device. As a result, the notifier remains...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rbd: Avoid using memory after it has been freed in dorbdadd, when rbddevcreate fails. If obtaining an ID or setting up a work queue in rbddevcreate fails, a use-after-free occurs on rbddev-rbdclient, rbddev-spec, and rbddev-opts ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: snic: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to release the...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: CT: Fixed the null-ptr-deref in addruleerrflow In the error flow of mlx5tcctentryaddrule, if the ctruleadd callback returns an error, zonerule-attr is used without initialization. This issue was fixed by using attr,...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerability has been resolved: mmc: mmcspi: fixed error handling in mmcspiprobe If mmcaddhost fails, there is no need to call mmcremovehost; otherwise, it may cause a null-ptr-deref issue, due to deleting a device that was not properly added in mmcremovehost. ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: wifi: wilc1000: Do not reallocate the workqueue every time an interface is added. The commit 09ed8bfc5215 “wilc1000: Rename the workqueue from “WILCwq” to “NETDEV-wq” moved the creation of the workqueue in wilcnetdevifcinit, in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: sunplus: fixed the return value check in mmcaddhost The mmcaddhost function may return an error if we ignore its return value. As a result: 1. The memory allocated in mmcallochost will be leaked. 2. A null-ptr-deref...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: mmc: mxcmmc: Fix the return value check in mmcaddhost. mmcaddhost may return an error. If we ignore its return value, the memory allocated by mmcallochost will be leaked, leading to a kernel crash due to the removal of devices...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpt3sas: Fixed possible resource leaks in mpt3sastransportportadd. In mpt3sastransportportadd, if sasrphyadd returns an error, sasrphyfree must be called to free the resources allocated in sasenddevicealloc. Otherwise, a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm, slub: fixed the potential use-after-free in slabdebugfsfops. When sysfsslabadd fails, we should not call debugfsslabadd for s, because s will be freed soon. Moreover, slabdebugfsfops will use s later, leading to a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: s390/dasd: fixed error checks in dasdcopypairstore In dasdaddbusid, an error can be returned via ERRPTR if an allocation fails. However, two calls within dasdcopypairstore do not check the result, potentially leading to a NULL...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mtd: Fixed a device name leak when registering a device in addmtddevice. There is a kmemleak when registering a device fails: Unreferenced object 0xffff888101aab550 size 8: Command “insmod”, PID 3922, Jiffies 4295277753 Age...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fixed the lifetime of fhidg relative to cdev The embedded struct cdev does not correctly tie its lifetime to the surrounding struct fhidg. As a result, there is a use-after-free scenario when /dev/hidgN is kept...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: clk: imx: scu: fix memleak on platformdeviceadd fails No error handling is performed when platformdeviceadd fails. Error processing should be added before returning from the function, and the return value has been modified...

Astra Linux – Vulnerability in Linux 5.10

A flaw was discovered in the Linux kernel. A null pointer dereference in the bondipsecaddsa function may lead to a local denial of service...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mmc: alcor: fixed the return value check in mmcaddhost The mmcaddhost function may return an error. If we ignore its return value, the memory allocated in mmcallochost will be leaked, leading to a kernel crash due to the remov...