Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: mfd: max77620: Fixed the refcount leak in max77620initialisefps. The ofgetchildbyname function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Add the missi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: spi: cadence-quadspi: Refcount mechanisms have been implemented to handle unbinding of devices during busy operations. Driver support for indirect read and indirect write operations is provided, assuming that forced removal of...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic-v3: A refcount leak was fixed in gicpopulateppipartitions. The function offindnodebyphandle returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for it. A...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: soc: qcom: smsmm: Fixed refcount leaks in qcomsmsmprobe There are two refcount leaks in qcomsmsmprobe: 1 The localnode variable is escaped from foreachchildofnode at the end of the iteration. We should call ofnodeput for it in...

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

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: Fixed the issue where the refcount of the subsystem for the @blockclass class was leaking. The blkcgfillrootiostats function iterates over the devices belonging to the @blockclass class using classdeviterinit|next, bu...

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

In the Linux kernel, the following vulnerabilities have been resolved: netns: Ensure that getnetns handles zero refcount nets properly. Syzkaller encountered a warning: refcountt: Addition on 0; use-after-free. WARNING: CPU: 3 PID: 7890 at lib/refcount.c:25 refcountwarnsaturate+0xdf/0x1d0 Linked...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net:sched: fixed a possible refcount leak in tcnewtfilter. It is necessary to call tfilterput to store the refcount obtained from tp-ops-get, to avoid possible refcount leaks when chain-tmpltops != NULL and chain-tmpltops !=...

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

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: vgic-its: Avoid potential UAF in LPI translation cache There is a potential UAF scenario in the case of an LPI translation cache hit racing with an operation that invalidates the cache, such as a DISCARD ITS command...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: aspeed-vhub: Fixed a reference count leak issue in astvhubinitdesc. We should call ofnodeput for the reference returned by ofgetchildbyname, which has increased the reference count...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: core: Fix refcount leak for tagsetrefcnt This leak can cause a hang when tearing down the SCSI host. For example, iscsid hangs with the following call trace: 130120.652718 scsiallocsdev: Allocation failure during SCSI...

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

In the Linux kernel, the following vulnerability has been resolved: pinctrl: stm32 – Fixed a refcount leak in stm32pctrlgetirqdomain. The function ofirqfindparent returns a node pointer with the refcount incremented. We should use ofnodeput on it when it is no longer necessary. Add the missing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ocxl: The issue of a reference count leak for PCI devices occurred when calling getfunction0. getfunction0 calls pcigetdomainbusandslot. As commented, this function returns a PCI device with a reference count increase. Therefore,...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: padata: The handling of refcnts in padatafreeshell has been fixed. In a high-load Arm64 environment, the pcryptaead01 test in LTP can lead to system UAF Use-After-Free issues. Due to the lengthy analysis of the pcryptaead01...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: fpga: bridge: Added a module owner field and used its pointer to count the reference count of the module. The current implementation of the fpgabridge assumes that the low-level module registers a driver for the parent device...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb/server: A possible reference count leak in smb2sesssetup has been fixed. The reference count of ksmbdsession will leak when a session needs to be reconnected. This issue has been fixed by adding the missing ksmbdusersessionpu...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: xtensa: Fixed the refcount leak issue in the time.c file. In calibrateccount, the offindcompatiblenode function will return a node pointer with the refcount incremented. We should use ofnodeput when this function is no longer...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: cns3xxx: Fixed the refcount leak in cns3xxxinit. offindcompatiblenode returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add the missing ofnodeput call to avoid the refcoun...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: Fixed a refcount leak in oprsdssinitof. In omapdssfinddssofnode, the function offindcompatiblenode is called to obtain a device node. offindcompatiblenode returns a node pointer with a refcount incremented; we...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: ARM: bcm: Fixed a refcount leak in bcmkonasmcinit. The offindmatchingnode function returns a node pointer with a refcount incremented. We should use ofnodeput on it when there is no longer a need for it. Added ofnodeput to avo...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ax25: Fixed the netdev refcount issue. The devtracker has been added to ax25cb in ax25bind. When the ax25 device is detached, the devtracker of ax25cb should be deallocated in ax25killbydevice, instead of the devtracker of...