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: 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 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 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 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5: The free mlx5stidxdata operation in the final deallocation step was corrected. Workloads that repeatedly allocate and release mkeys carrying TPH steering-tag hints e.g., churning RDMA MRs cause a leak of one struct...

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 vulnerability has been resolved: drm/amdkfd: fixed a 32-bit overflow in the calculation of the total CWSR size. The totalcwsrsize was calculated using a 32-bit value before being used as the allocation size for BO/SVM operations. When the ctxsaverestoreareasize...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: The variable reservedmem continues to reference the reservedmemarray, which resides in initdata. This occurs when allocreservedmemarray fails. The function ofreservedmemlookup is exported for use after initialization, and it coul...

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: 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: 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 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: the “pKVM reclaim” mechanism against the VM’s mm. Protected guest faults cause a long-term allocation of resources to the VM’s mm. This process can be performed later through file release, where current-mm may not be...

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: mtd:virt-concat: free duplicate generated name Every MTD registration runs mtdvirtconcatcreatejoin. Once a virtual concat has been registered, the function generates the same name again and proceeds to the equal-name branch. This...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: rtc: pl031: Fixed the issue of null pointer dereferencing in RTC features. When there is no interrupt line, the RTC alarm feature is disabled. The clearing of the alarm feature bit was performed before allocating the ldata-rtc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Fixed a potential memory leak in DMUB hwinit Why When resuming, we perform DMUB hwinit, which allocates memory using dmresume-dmdmubhwinit-dcdmubsrvcreate-kzalloc. This results in a memory leak in suspend/resume...

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 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 6.1

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: RFCOMM: Avoid leaving a dangling sk pointer in rfcommsockalloc The btsockalloc function attaches the allocated sk object to the provided sock object. If rfcommdlcalloc fails, we release the sk object, but leave a...

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...