Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: UDP: The auto-bound connected sockets’ hash values are unhashed when they are disconnected from the network. Suppose we bind an UDP socket to a wildcard address with a non-zero port, then connect it to a specific address, and lat...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ata: patamacio: Fix DMA table overflow Kolbjorn and Jonáš reported that their 32-bit PowerMacs were crashing in pata-macio since commit 09fe2bfa6b83 “ata: patamacio: Fix DMA table overflow when PAGESIZE == 64K”. For example: -...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm: zynqmpdp: Fixed integer overflow in zynqmpdprateget This patch addresses a potential integer overflow in zynqmpdprateget. The issue arises when the expression drmdpbwcodetolinkratedp-test.bwcode 10000 is evaluated using...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed a traversal bug in ext4mbusepreallocated. During allocation, when searching for pre-allocations PA in the per-inode rbtree, we cannot perform a direct traversal of the tree because ext4mbdiscardgrouppreallocation may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “hungtask”: fixed warnings caused by unaligned lock pointers. The blocker tracking mechanism assumes that lock pointers are at least 4-byte aligned, so that their lower bits can be used for type encoding. However, as reported by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: The function eagerly init vgic dist/redist on vgic creation is vulnerable. If the vgicallocateprivateirqslocked function fails for any reason, we exit kvmvgiccreate early, leaving dist-rdregions uninitialized. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/vmem: Split pages when debug pagealloc is enabled. Since commit bb1520d581a3 “s390/mm: Start kernel with DAT enabled”, the kernel crashes early during boot when debug pagealloc is enabled. Symptoms: - Memory initialization:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: ipc4-mtrace: prevents underflow in sofipc4prioritymaskdfswrite. The “id” field comes from the user. The type of this field should be changed to unsigned to prevent an array underflow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommu/amd: Fixed a potential out-of-bounds read in iommummioshow. In iommummiowrite, the offset provided by the user is validated using the check: iommu-dbgmmiooffset iommu-mmiophysend - 4. This assumes a 4-byte access. However,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ASoC: SOF: avoid a NULL dereference with unsupported widgets If an IPC4 topology contains an unsupported widget, its .moduleinfo field will not be set. As a result, sofipc4routesetup will cause a kernel error when attempting to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: The issue where inline data checks might be performed during dio write operations has been fixed. According to syzbot, the following warning from ext4iomapbegin is triggered as of the referenced commit: c if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Thunderbolt: Fixed a memory leak in margining. The memory associated with usb4-margining needs to be released for the upstream port of the router. This issue also affects the debugfs directory when the router device is removed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf, arm64: A BTI error was fixed when returning to the patched function. When BPFTRAMPFCALLORIG is set, the BPF trampoline uses BLR to jump back to the instruction next to the call site, in order to call the patched function. Fo...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/amdgpu: Fixed the SDMA v4 SW fini error. Fixed the SDMA v4 SW fini error for SDMA 4.2.2 to resolve the following general protection fault. +0.108196 General protection fault; likely due to a non-canonical address...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RISCV: Fixed the issue of loading 64-bit NOMMU kernels beyond the start of RAM. The commit 3335068f8721 “RISCV: Use PUD/P4D/PGD pages for the linear mapping” added logic to allow using memory below the kernel’s load address...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: PCI: Fixed the requirement that devices managed by PME polling must be in the RPMACTIVE state. The fix notes that devices managed by runtime PM need to be in the RPMACTIVE state for PME polling. In fact, only devices in low-power...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a memory leak in parseapplysbmountoptions If processing the disk-mounted options fails after any memory has been allocated in the ext4FS context, such as for sqfnames, then this memory is leaked. This issue was...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: Resetting connections when trying to use SMCRv2 fails. We identified a crash when using SMCRv2 with 2 Mellanox ConnectX-4 devices. This issue can be reproduced by running the following commands: - smcrun nginx - smcru...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/irdma: Harden depth calculation functions A vulnerability was identified where the operating system can pass in U32MAX as the size of SQ/RQ/SRQ. This can lead to integer overflow and truncation of the SQ/RQ/SRQ depth values...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “NFSD: Remove the cap on the number of operations per NFSv4 COMPOUND.” I have found that the pynfs COMP6 now leaves the connection or lease in a strange state, causing CLOSE9 to hang indefinitely. I have investigated this issue a...