Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/ast: Fixed soft lockup issues. There is a while-loop in astdpsetonoff, which could lead to an infinite loop. This is because the register VGACRI-Dx checked in this API is actually a scratch register controlled by an MCU named...

Astra Linux – Vulnerability in Linux 5.15

The Linux kernel’s NFSD implementation before versions 5.19.17 and 6.0.2 is vulnerable to buffer overflow attacks. NFSD tracks the number of pages held by each NFSD thread by combining the receive and send buffers of a remote procedure call RPC into a single array of pages. A client can force the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: removed two BUG functions from skbchecksumhelp. I have a syzbot report that managed to cause a crash in skbchecksumhelp. If syzbot can trigger these BUGs, it makes sense to replace them with more friendly WARNONONCE function...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ath9khtc: fixed potential out-of-bounds access due to an invalid rxstatus-rskeyix parameter. The rxstatus-rskeyix parameter is eventually passed to testbit, so we need to ensure that it is within the allowed range of the bitmap...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: hwmon: Handling failures in registering sensors with thermal zones correctly. If an attempt is made to register a sensor with a thermal zone and it fails, the call to devmthermalzoneofsensorregister may return -ENODEV. This ca...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: thunderbolt: A memory leak has been fixed in tbnetopen. When tbringallocrx fails in tbnetopen, the memory allocated in tbxdomainallocouthopid is not released. Add tbxdomainreleaseouthopid to the error path to release the...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: dpaa2-switch: Fixed a memory leak in dpaa2switchaclentryadd and dpaa2switchaclentryremove. The cmdbuff needs to be freed when an error occurs in dpaa2switchaclentryadd and dpaa2switchaclentryremove...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: can: mcan: pci: added the missing mcanclassfreedev function in probe/remove methods. In mcanpciremove and the error handling path of mcanpciprobe, mcanclassfreedev should be called to release resources allocated by...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: bfq: Update cgroup information before merging bio When the process is migrated to a different cgroup or, in the case of writeback, it simply starts submitting bios associated with a different cgroup, bfqmergebio may operate with...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: Input: sparcsspkr – fixed the refcount leak in bbcbeepprobe. The function offindnodebypath calls ofnodeoptsbypath, which returns a node pointer with a refcount incremented. We should use ofnodeput on it after processing. Add...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: hisisas: Freeing irq vectors in order for v3 HW If the driver probe fails to request the channel IRQ or fatal IRQ, the driver will free the IRQ vectors before freeing the IRQs in freeirq, and this will cause a kernel BUG li...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iouring: fixed the memory leak related to the uid during file registration. When there are no files for iosqefilesscm to process within a certain range, it will free all resources and return. However, it forgot to set the uid...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ACPI: CPPC: Avoid out-of-bounds access when parsing CPC data If the NumEntries field in the CPC return packet is less than 2, do not attempt to access the “Revision” element of that packet, because it may not be present at that...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed the issue where the timer for starting a call race against the destruction of the call occurred. The rxrpccall structure contains a timer used to handle various timed events related to calls. This timer can be...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d “watchqueue: Free the alloc bitmap when the watchqueue is torn down” addressed the issue with the bitmap, but not the page array. BUG: Memory leak...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/secvar: A refcount leak has been fixed in formatshow. A refcount leak occurs when formatshow returns an error in multiple cases. Unified management of ofnodeput can fix this issue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: SVM – Fix for a panic occurring on an out-of-bounds guest IRQ. Since the guestIRQ comes from the KVMIRQFD API call, it may trigger a crash in svmupdatepiirte, due to an out-of-bounds access. Crash output: pid: 22218 task:...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: media: imx-jpeg: A bug was fixed regarding accessing an array out of bounds. When an error occurs during the parsing of JPEG data, the corresponding slot may not be acquired yet. This could be due to the default value being...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: xprtrdma: fixed pointer dereferencing in error cases of rpcrdmaepcreate. If there are failures, we must not leave non-NULL pointers with error values. Otherwise, rpcrdmaepDestroy will be confused and try to free those pointers...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iommu: Fixed potential use-after-free during probe Kasan has reported the following use-after-free on dev-iommu: When a device probe fails and the dev-iommu is being freed. In the deviommufree function, deferredprobeworkfunc...