Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/efa: Fixed the issue of using the completion context after it has been freed. Regarding the handling of admin queue completions, if the admin command completes with an error, we print data from the completion context. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt76: mt7996: fixed null pointer dereference in mt7996conftx If a link does not have an assigned channel yet, mt7996viflink returns NULL. We still need to store the updated queue settings in that case and apply them later...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: If hcicmdsyncqueueonce returns -EEXIST, it indicates that a queue item already exists. The hcicmdsyncqueueonce function needs to indicate whether a queue item was added, so that the caller can know if...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: RX, Fixed XDP multi-buf fragment counting for legacy RQ XDP multi-buf programs can modify the layout of the XDP buffer when the program calls bpfxdppulldata or bpfxdpadjusttail. The referenced commit in the fixes ta...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iavf: Fixed out-of-bounds writes in iavfgetethtoolstats. iavf incorrectly uses realnumtxqueues for ETHSSSTATS. Since this value can change during runtime, we should use numtxqueues instead. Additionally, iavfgetethtoolstats uses...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-cgroup: The queuelock must be held when removing blkg-qnode. When blkg is removed from q-blkglist in the blkgfreeworkfn function, the queuelock must be held. Otherwise, various bugs such as list corruption, hard lockups, etc...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iavf: Fixed NULL pointer dereferencing in iavfgetlinkksettings. Fixed a potential NULL pointer dereferencing issue, caused by freeing adapter-vfres in iavfinitgetresources. The previous commit introduced a regression, where...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf: Fixed a race condition in cpumap on PREEMPTRT kernels. On PREEMPTRT kernels, the per-CPU xdpbulkqueue can be accessed concurrently by multiple preemptible tasks on the same CPU. The original code assumes that bqenqueue an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Validated user queue size constraints. Added validation to ensure that user queue sizes meet hardware requirements: - The size must be a power of two for efficient ring buffer wrapping. - The size must be at least...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: Deferred sub-object cleanup in export put callbacks The svcexportput function calls pathput and authdomainput immediately when the last reference is dropped, before the RCU grace period. RCU readers in eshow and cshow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: At the ata module, the issue with libata: the pending work is cancelled after clearing deferredqc. Syzbot reported a WARNON in atascsideferredqcwork, caused by ap-ops-qcdefer returning a non-zero value before issuing the deferred...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: virtio-blk: Avoid use-after-free on suspend/resume In virtblkinithctx, hctx-userdata is set to vq. However, vq is freed during suspension and reallocated during resume. As a result, hctx-userdata becomes invalid after resume,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: ioam6: fix OOB and missing lock issues When trace-type.bit6 is set: if trace-type.bit6 ... queue = skbgettxqueuedev, skb; qdisc = rcudereferencequeue-qdisc; This code can lead to an out-of-bounds access of the dev-tx array...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The function validate doorbelloffset in user queue creation checks whether the doorbelloffset provided by the user is within the allowed range. The function amdgpuuserqgetdoorbellindex passes this value to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hibmcge – fixed the issue of division by zero. When the network port is down, the queue is released, and ring-len becomes 0. In debugfs, the hbggetqueueusednum function will be called, which may lead to a division by zero...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: igc: The TX packet buffer size per queue has been reduced from 7KB to 5KB. The previous setting of 7KB per queue caused issues with the TX unit during heavy timestamping operations. Reducing the buffer size to 5KB avoids such...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: workqueue: fixed a data race with the pwq-stats increment KCSAN has identified a data race in kernel/workqueue.c:2598: 1863.554079 ================================================================== 1863.554118 BUG: KCSAN: data-ra...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Block: Fix for a race condition between wbtenabledefault and IO submission. When wbtenabledefault is executed outside of the queue freezing mechanism in elevatorchange, it can cause the wbt inflight counter to become negative -1,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/panthor: Fix for dma-fence safe access rules Commit 506aa8b02a8d6 “dma-fence: Add safe access helpers and document the rules” details the dma-fence safe access rules. The most common issue is that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/core: Set the send and receive CQ pointers before forwarding them to the driver. Preset both receive and send CQ pointers prior to calling the drivers, and overwrite them again until the mlx4 is changed. Do not overwrite...