Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: gadgetfs: epio – wait until IRQ finishes. After usbepqueue, if waitforcompletioninterruptible is interrupted, we need to wait until IRQ is completed. Otherwise, complete from epiocomplete can corrupt the stack...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: RDMA/mlx5: Returns the firmware result upon destroying QP/RQ. Previously, when destroying a QP/RQ, the result of the firmware destruction function was ignored, and the upper layers were not informed of the failure. This could...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nullblk: Always check queue mode setting from configfs Make sure to check device queue mode in the nullvalidateconf and return error for NULLQRQ as we don't allow legacy I/O path, without this patch we get OOPs when queue mode is...

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: net/sched: It is enforced that teql can only be used as a root qdisc. The design intent of teql is that it is only supposed to be used as a root qdisc. Therefore, we need to ensure this constraint is respected. Although not very...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: mana: The use-after-free issue in manahwcdestroychannel has been fixed by reordering the teardown process. There is a potential race condition in manahwcdestroychannel. In this situation, hwc-callerctx is freed before the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: crypto: virtio – Add spinlock protection with virtqueue notification When a virtual machine boots with a virtio-crypto PCI device and a built-in backend, run the openssl benchmark command with multiple processes. For example:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 “net: sched: support hash selecting tx queue” added support for SKBEDITFTXQSKBHASH. The inclusive range size is computed as follows: mappingmod =...

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 found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: virtio/vsock: Fixed the acceptqueue memory leak Since the final stages of socket destruction may be delayed, it is possible that virtiotransportrecvlisten will be called after the acceptqueue has been flushed, but before the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/rxe: Fixed an issue where incomplete state saving occurred in rxerequester. If a send packet is dropped by the IP layer in rxerequester, the call to rxexmitpacket may fail with an error code of -EAGAIN. To recover from this...

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 found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/sched: schcake: Fixed incorrect qlen reduction in cakedrop In cakedrop, qdisctreereducebacklog is used to update the qlen and backlog of the qdisc hierarchy. Its caller, cakeenqueue, assumes that the parent qdisc will enqueue...

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

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Protection was added to the device queue against concurrent access. In the dasdprofilestart function, the number of requests on the device queue is counted. However, access to the device queue is not protected against...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Net: If sock is not available, do not access sock's skwq in skstreamwaitmemory. The following NULL pointer dereferences have also been fixed: ... 14.471200 Call Trace: 14.471562 14.471882 lockacquire+0x245/0x2e0 14.472416 ?...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hinic: fixed the issue of CMDQ memory leaks. When hinicsetcmdqdepth fails in hinicinitcmdqs, the CMDQ memory is not released correctly. This issue has been fixed...

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 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 Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchqueue: Fix for filter limit check In watchqueuesetfilter, there are several places where we check that the filter type value does not exceed what the typefilter bitmap can hold. One place calculates the number of bits using...

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: watchqueue: fix pipe accounting mismatch Currently, watchqueuesetsize modifies the pipe buffers allocated to user-pipebufs, without updating the pipe-nraccounted value on the pipe itself. This occurs due to the if...