Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dma-buf/dma-resv: Stop leaking data upon a failure of krealloc. Currently, dmaresvgetfences will leak the previously allocated array if the fence iteration is restarted and kreallocarray fails. Free the old array manually, and...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Avoid using GFPKERNEL in an atomic context. Using GFPKERNEL in a preemption-disabled context may cause the following warning when CONFIGDEBUGATOMICSLEEP is enabled. 32.542271 BUG: A sleeping function was called from...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ntfs: Avoid heap allocation for the filerastate during the readahead operation. The getnrfreeclusters function allocates a temporary filerastate before publishing the precomputed free cluster count, setting NVolFreeClusterKnow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tracing/remotes: Fixed a leak in the traceremoteallocbuffer error path. If page allocation fails in traceremoteallocbuffer, desc-nrcpus is not incremented for the current CPU. As a result, upon an error, the half-allocated rbdesc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Rejects undersized DACLs before parsing ACEs The parsedacl function limits the number of attacker-controlled ACE entries by comparing it with the minimum number of ACE entries that fit within the DACL size. The DACL size...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net: sparx5: Unregistering the blocking notifier upon init failure sparx5registernotifierblocks registers the switchdev blocking notifier before allocating the ordered workqueue. If the workqueue allocation fails, the error pa...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: pfcp: Allocate per-cpu tstats for PFCP netdevs PFCP uses devgettstats64 as its ndogetstats64 callback. However, pfcplinksetup does not request NETDEVPCPUSTATTSTATS. As a result, the net core leaves dev-tstats as NULL for PFC...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: The dpi variable is initialized to zero. The dpi is only initialized for the BNXTREALLOCWCPAGE case, but it is also copied for all other cases. Therefore, the dpi should be set to 0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: virtio/vsock: Fixed an uninit-value issue in virtiotransportrecvpkt KMSAN reported the following uninit-value access issues: ===================================================== BUG: KMSAN: uninit-value in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed the ENOMEM error in writeback by adding a mempool. Fixed the handling of allocation failures for folioqueue in writeback by adding a mempool. Additionally, gfpt flags were passed to the memory allocation functions,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dm cache policy smq: check allocation under invalidate lock The commit 2d1f7b65f5de “dm cache policy smq: fix missing locks in invalidating cache blocks” added mq-lock around the destructive part of smqinvalidatemapping, but left...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: The index of dp-pagelcns is bound during the analysis phase. In the analysis phase of logreplay, after finddp returns a valid DIRPAGEENTRY for the targetattr, targetvcn tuple, the copylcns block proceeds to traverse...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix refcnt handling in inethashconnect. syzbot reported a warning in sknullsdelnodeinitrcu. The commit 66b60b0c8c4a "dccp/tcp: Unhash sk from ehash for tb2 alloc failure after checkestalblished." tried to fix an issue that a...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: The maximum minor value is set to blkallocextminor. The idaallocrange... min, max,... function returns values ranging from min to max, including both ends. Therefore, NREXTDEVT is a valid index returned by blkallocextminor. This ...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: drm/meson: fixed the crash that occurs during shutdown when the component is not probed. When the main component is not probed—for example, when the dw-hdmi module is not yet loaded or in a probe defer state—the following crash...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - scsi:mpi3mr: Fixed a potential deadlock in mpi3mrfaultueventemit. mpi3mrfaultueventemit is executed from the fault watchdog and reset paths, where host I/O might already be blocked. Allocation operations using GFPKERNEL both...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: use kvzalloc to allocate struct dc The struct dc has grown significantly over time mostly due to the two inlined dcscratchspace copies. It now occupies nearly the 4 MiB contiguous allocation limit set by the page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/rockchip: dwdp: The code switches to drmmkzalloc instead of dwdp. The driver uses drmmencoderinit to initialize the encoder and automatically handles cleanup by registering drmencodercleanup with drmmaddaction. However, the...

ASP.NET Core: ASP.NET Core: Denial of Service via uncontrolled resource allocation

A flaw was found in ASP.NET Core. This vulnerability allows an unauthorized remote attacker to cause a Denial of Service DoS by allocating resources without proper limits or throttling. This can lead to the affected system becoming unresponsive or unavailable to legitimate users...

dotnet: .NET: Denial of Service vulnerability due to uncontrolled resource allocation

A flaw was found in .NET where uncontrolled resource allocation can be exploited by an unauthorized attacker over a network. This vulnerability allows the attacker to exhaust available resources, leading to a Denial of Service DoS condition. The lack of limits or throttling mechanisms enables an...