Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: cpufreq: zynq: Fixed a refcount leak in zynqgetrevision. offindcompatiblenode returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Added ofnodeput to avoid the refcount leak issue...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netrom: Decreases the sock refcount when the sock timer expires. The commit 63346650c1a9 “netrom: switch to the sock timer API” switched to using the sock timer API. This replaced modtimer with skresettimer, and deltimer with...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: cgroup/dmem: avoided UAF in the pool An UAF issue was observed: BUG: KASAN: slab-use-after-free in pagecounteruncharge+0x65/0x150 Write of size 8 at addr ffff888106715440 by task insmod/527 CPU: 4 UID: 0 PID: 527 Comm: insmod...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: HID: appletbkbd: fixed the reference counting of the “appletbbacklight” backlight device. During the appletbkbdprobe process, the probe attempts to retrieve the backlight device by name. When this occurs, the function...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: schedext: Redundant cssput calls have been removed from scxcgroupinit. The iterator cssforeachdescendantpre iterates through the cgroup hierarchy under cgrouplock. This iteration does not increment the reference counts of css...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: vlan: fixed an underflow issue related to the realdev refcnt. An error is injected before devholdrealdev in registervlandev, and the following testcase is executed: bash ip link add dev dummy1 type dummy ip link add name...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: misc/uss720: fixed a memory leak in uss720probe. uss720probe forgets to decrease the refcount of usbdev in uss720probe. This issue is fixed by decreasing the refcount of usbdev using usbputdev. BUG: Memory leak Unreferenced objec...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: bus: qcom: Place the child node before the return statement. Placing the child node before the return statement helps to prevent potential reference count leaks. Generally, the reference count of a child node is automatically...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: gpio: amd8111: Fixed the issue with the reference count leak of PCI devices The function foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice states that it will increase the reference count...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: The issue of reference count leak for PCI devices was fixed in dmardevscopeinit. The function foreachpcidev is implemented through pcigetdevice. The comment accompanying pcigetdevice states that it will increase the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mm/mempolicy: fixed the mpolnew leak in sharedpolicyreplace. If mpolnew is allocated but not used during the restart loop, mpolnew will be freed via mpolput before returning to the caller. However, refcnt has not been initialized...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The reference count leak in smbcheckpermdacl has been fixed. The issue occurs in a specific part of smbcheckpermdacl. When “id” and “uid” have the same value, the function simply jumps out of the loop without decrementing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ipmi:ipmb: Fixed the refcount leak in ipmiipmbprobe. ofparsephandle returns a node pointer with a refcount incremented; we should use ofnodeput on it after processing. Added ofnodeput to prevent the refcount leak from occurrin...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ARM: versatile: Added ofnodeput in dcscbinit. The devicenode pointer is returned by offindcompatiblenode, with the reference count incremented. We should use ofnodeput to avoid the reference count leak...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rtc: gamecube: Fixed a refcount leak in gamecubertcreadoffsetfromsram. The offindcompatiblenode function returns a node pointer whose refcount is incremented. We should use ofnodeput on it after processing. Also, add the missing...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu/amdgpucs: fixed the reference count leak of a dmafence object. This issue occurs in an error path within amdgpucsfencetohandleioctl. When info-in.what falls under the default case, the function simply returns...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: net: tipc: fixed a possible refcount leak in tipcskcreate Free sk in case tipcskinsert fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Fixed the fid refcount leak in v9fsvfsgetlink. We now check for protocol versions that are later than required, after a fid has been obtained. Simply move the version check to an earlier stage...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: kunit: fixed the reference count leak in kfreeatend The reference counting issue occurs during the normal execution of kfreeatend. When kunitallocandgetresource is called, the function fails to properly handle the returned resour...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ixgbe: fixed the refcount leak for PCI devices As stated in the comment for pcigetdomainbusandslot, it returns a PCI device with the reference count incremented. When using this device, the caller must decrement the reference...