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: drm/dpmst: Fixed the check on the length of the MST sideband message body. The issue involved checking the length of the MST sideband message body; it must be at least 1 byte, taking into account the message body CRC also known a...

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: atm: cxacru: fixed a flaw in existing endpoint checks Syzbot once again identified a flaw in USB endpoint checking. See 1. This time, the issue stems from a commit authored by me 2eabb655a968, “usb: atm: cxacru: fix endpoint...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: hrtimers: Timers queued after CPUHPAPHRTIMERSDYING are forced to be migrated away from the dying CPU to any online target. This is done to avoid delaying bandwidth timer handling tasks related to CPU hotplug progress. However,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: parisc: Revised getuser to probe user read access rights. Due to the way read access support is implemented, read access interruptions are only triggered at privilege levels 2 and 3. The kernel executes at privilege level 0, so...

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

In the Linux kernel, the following vulnerability has been resolved: Input: uinput – rejects requests with an unreasonable number of slots When using uinput, the syzkaller may attempt to set up a device with a very large number of slots, leading to a memory allocation failure in inputmtinitslots...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: aspeedudc: validate endpoint index for ast udc We should verify the binding of the array to ensure that the host cannot manipulate the index to point beyond the endpoint array. This issue was identified through a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/core: Fixed the issue with the ib block iterator counter overflow. When registering a new DMA MR after selecting the best aligned page size for it, we iterate over the given sglist to split each entry into smaller, aligned D...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: md: fixed the UAF issue when iterating the allmddevs list While iterating the allmddevs list from mdnotifyreboot and mdexit, the listforeachentry Safe mechanism is used. This can lead to a race condition with deletint, causing...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/mlx5e: Fixed handling of incorrect devices during the bond netevent processing. The current implementation of the bond netevent handler only checks whether the handled netdev is a VF representative. However, there is no...

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

In the Linux kernel, the following vulnerability has been resolved: net/sched: clsapi: Remove blockcb from driverlist before freeing it. The error handler of tcfblockBind frees the entire bo-cblist when an error occurs. However, by that time, instances of flowblockCB are already in the driverlist...

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

In the Linux kernel, the following vulnerability has been resolved: PowerPC architecture: Avoid using nmienter/nmiexit in real-mode interrupts. The nmienter/nmiexit functions access per-CPU variables, which can lead to a kernel crash when these functions are invoked during real-mode interrupt...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: xfrm/compat: prevented potential Spectre v1 exploits in xfrmxlate32attr int type = nlatypenla; if type XFRMAMAX return -EOPNOTSUPP; @type is then used as an array index and can be exploited as a Spectre v1 exploit. if nlalennl...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netdevsim: fixed a race condition related to operations on the bpfboundprogs list. The netdevsim driver lacks a protection mechanism for operations on the bpfboundprogs list. When the nsimbpfcreateprog function performs...

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

In the Linux kernel, the following vulnerability has been resolved: hwmon: axi-fan-control Fixed a possible NULL pointer dereferencing issue. axifancontrolirqhandler, which depends on the private axifancontroldata structure, might be called before the hwmon device is registered. This could lead t...

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/mlx5: Errors are now handled in mlx5chainscreatetable. In mlx5chainscreatetable, the return values of mlx5getfdbsubns and mlx5getflownamespace must be checked to prevent NULL pointer dereferences. If either function fails, th...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: An out-of-bounds access issue in parsesecdesc has been fixed. If osidoffset, gsidoffset, and dacloffset can be greater than smbntsdstruct.size. If they are smaller, it could lead to an out-of-bounds situation. Additionally...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vhost-scsi: Fixed the handling of multiple calls to vhostscsisetendpoint. If vhostscsisetendpoint is called multiple times without a vhostscsiclearendpoint between them, we may encounter several bugs identified by Haoran Zhang...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/smc: The issue of neighbor data leaks and rtable leaks in smcibfindroute has been fixed. In smcibfindroute, the neighbor data found by neighlookup and the rtable data resolved by iprouteoutputflow are not properly released or...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: mfd: davincivoicecodec: Fixed a possible nullptrderef issue in davincivcprobe. This issue could lead to a nullptrderef when using ‘res’. If platformgetresource returns NULL, moving using ‘res’ after devmioremapresource will preve...

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: fbmon: prevented division by zero in fbvideomodefromvideomode. The expression htotal vtotal can have a zero value during overflow. It is necessary to prevent division by zero, as seen in fbvartovideomode. This issue was identifie...