Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1, Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: tls: handling of backlogging of crypto requests Since we are setting the CRYPTOTFMREQMAYBACKLOG flag on our requests to the crypto API, cryptoaeadencrypt,decrypt can return -EBUSY instead of -EINPROGRESS in valid situations...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: kcm: Fixed error handling for SOCKDGRAM in kcmsendmsg. Syzkaller identified a memory leak in kcmsendmsg, and the commit c821a88bd720 "kcm: Fix memory leak in the error path of kcmsendmsg" suppressed this issue by updating...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nvme-pci: ensure we’re polling a polled queue. A user can change the number of polled queues at runtime. There is a short window during a reset when a hipri task may try to poll that queue before the block layer has updated the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In net: liquidio, there is a issue where the netdev pointer must be initialized before queue setup is performed. In setupnicdevices, the netdev is allocated using allocetherdevmq. However, the pointer to this structure is stored ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: habanalabs/gaudi: fixed an out-of-bounds shift issue. When validating NIC queues, the queue offset calculation must be performed only for NIC queues...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ffs: Prevent race during ffsep0queuewait When performing fast composition switching, there is a possibility that the process of ffsep0write/ffsep0read may enter a race condition due to ep0req being freed from the...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: stmmac: fixed an issue with left shift overflow in DMA queues When the queue number is greater than 4, left shift overflows due to the 32-bit integer variable used in calculations. The mask calculation for MTLRXQDMAMAP1 i...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15, Linux 6.1

In the Linux kernel up to version 6.7.1, there is a use-after-free in cecqueuemsgfh, related to drivers/media/cec/core/cec-adap.c and drivers/media/cec/core/cec-api.c...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the issue where immediate work requests were flushed to the completion queue prematurely. The opcode of the send queue element was correctly set during the flushing of immediate work requests in the post-sendqueue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: ti: edma: Fix memory allocation size for queueprioritymap A critical memory allocation bug was fixed in the edmasetupfromhw function, where queueprioritymap was allocated with insufficient memory. The code declared...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Kyber: An out-of-bounds access issue occurs when the thread is preempted. The function blkmqschedbiomerge retrieves the ctx and hctx for the current CPU and passes the hctx to -biomerge. The function kyberbiomerge then retrieves...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: Replace physindev with physinif in nfbridgeinfo. A skb can be added to the neigh-arpqueue while waiting for an arp reply. In this case, the skb’s skb-dev may differ from the neigh-dev of the destination. For...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: crypto: API – Use a work queue in cryptoDestroyInstance. The function cryptoDropSpawn is expected to be called from the process context. However, when an instance is not registered while it still has active users, the last user m...

Astra Linux – Vulnerability in Qemu

An integer overflow issue was identified in the vmxnet3 NIC emulator of QEMU for versions up to v5.2.0. This issue can occur if a guest provides invalid values for the rx/tx queue size or other NIC parameters. A privileged guest user may exploit this flaw to crash the QEMU process on the host,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtionet: Fixed an issue with error unwinding of XDP initialization. When initializing XDP in virtnetopen, some rq xdp initializations may encounter errors, resulting in failed network device openings. However, previous rqs have...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netsched: Red: fixed a race condition in redchange. Gerrard Tai reported a race condition in RED, whenever the SFQ perturb timer fires at the wrong time. The race condition is as follows: CPU 0 CPU 1 1: lock root 2:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: fmidi: fmidicomplete calling queuework When using USB MIDI, a lock attempt is made twice through a reentrant call to fmiditransmit, resulting in a deadlock. The issue is fixed by using queuework to schedule the inner...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: In the media subsystem, for mc and v4l2, the operations REINIT and REQBUFS are now serialized using the reqqueuemutex. The MEDIAREQUESTIOCREINIT operation can run concurrently with VIDIOCREQBUFS0. The processes of tearing down...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Free the page array when watchqueue is dismantled Commit 7ea1a0124b6d “watchqueue: Free the alloc bitmap when the watchqueue is torn down” addressed the issue with the bitmap, but not the page array. BUG: Memory leak...

Astra Linux – Vulnerability in Zeromq3

A flaw was discovered in the ZeroMQ server in versions prior to 4.3.3. This flaw allows a malicious client to cause a stack buffer overflow on the server by sending crafted topic subscription requests and then unsubscribing. The greatest threat posed by this vulnerability is to confidentiality,...