Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: acpi: Fixed suspend with Xen PV The commit f1e525009493 "x86/boot: Skipping realmode init code when running as Xen PV guest" missed one code path that accessed the realmodeheader, leading to a NULL dereference when suspending the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: mvneta: fix calls to pagepoolgetstats Calling pagepoolgetstats in the mvneta driver without proper checks leads to kernel crashes. Firstly, the page pool is only available if the bm is not being used. The page pool is also n...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Fixed a situation where a NULL pointer was dereferenced. The LRU mechanism may look up a resource during the process of removing it from an object. The locking rules for this operation are somewhat unclear, but it...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ionic: catch failure from devlinkalloc A check for NULL has been added to the return value of devlinkalloc. If devlinkalloc fails and we attempt to use devlinkpriv on a NULL return value, the kernel will become very upset and...

Astra Linux - уязвимость в linux-5.10

In the Linux kernel, the following vulnerability has been resolved: usb: legacy: ncm: Fixed an NPE in gncmBind. The commit 56a512a9b410 “usb: gadget: fncm: Aligned netdevice lifecycle with bind/unbind” deferred the allocation of the netdevice. This change results in a NULL pointer derefrence in t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: imu: adis: Fixed NULL pointer dereferencing in adisinit. The adisinit function dereferences adis-ops to check whether the individual function pointers write, read, reset are NULL. However, it does not first check whether...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: gve: Implement gettimex64 with -EOPNOTSUPP. At this time, gve has implemented a ptpclock that exclusively uses doAuxWork. ptpClockgettime and ptpSysoffset assume that every ptpclock has implemented either gettimex64 or...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Zoned: Skipping splitting and logical rewriting during pre-alloc write operations. During relocation, there is a possibility that at the time of btrfsrelocclonecsums, there is no checksum for the corresponding region. I...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a encoder check in hdcp2getcapability. Also added a encoder check in intelhdcp2getcapability to avoid null pointer errors...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed a NULL pointer dereferencing in netfsunbufferedwrite, when a write subrequest is marked as NETFSSREQNEEDRETRY. When the retry path in netfsunbufferedwrite calls stream-preparewrite without checking whether...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xhci: Fixed a NULL pointer dereference issue when reading PortLib’s debugfs files. Michal reported and debugged a NULL pointer dereference bug in the recently added PortLib’s debugfs files. The issue occurs when there are more po...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/sysfs: The code checks contexts-nr before accessing contextsarr0. Multiple sysfs command paths dereference contextsarr0 without first verifying that kdamond-contexts-nr == 1. A user can set nrcontexts to 0 via sysfs whil...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/hdcp: Added a check for the encoder in intelhdcpgetcapability. Sometimes during hotplug scenarios or suspend/resume scenarios, the encoder may not be initialized properly. To prevent null pointer dereferencing in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – Fix for null pointer access when aborting scanning. During the cancellation of scanning, we might use vifs that were not actually scanning. This issue was fixed by using the vifs that were actually performing scanni...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: The issue of using NULL for folio handling in movepageshugepmd has been fixed. movepageshugepmd handles UFFDIOMOVE operations for both normal THPs and huge zero pages. For the huge zero page, srcfolio is explicitly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: Fixed a NULL pointer dereferencing issue when getting the power limit. Since the initialization of powerplaytable is skipped under the sriov case, we check and set default lower and upper OD values if powerplaytabl...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a NULL pointer dereference issue in doabortlogreplay. Coverity reported a NULL pointer dereference issue CID 1666756 in doabortlogreplay. When btrfsallocpath fails in replayonebuffer, wc-subvolpath becomes NULL...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/msm/dpu: checked for a null return from devmkzalloc in dpuwritebackinit. Due to the possible failure of devmkzalloc, dpuwbconn might be NULL, which could lead to a null pointer derefrence later. Therefore, it might be better ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: ccp – Always pass an error pointer to sevplatformshutdownlocked When 9770b428b1a2 “crypto: ccp – Move devinfo/err messages for SEV/SNP init and shutdown” moved the error messages so that they don’t need to be issued by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: When performing a btrfs mount, the block device is not set correctly. The user sets the block size of the block device to 0x4000 by executing the BLKBSZSET command. Since changing the block size also affects the...