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: media: mediatek: vcodec: Added a lock to protect the encoder context list. A lock was added for the ctxlist to prevent accessing a NULL pointer within the 'vpuencipihandler' function when the ctxlist is deleted due to an unexpect...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu/pm: fixed the null pointer issue when the SMU is disabled. It is necessary to check whether the ppfuncs is initialized before releasing the context; otherwise, a null pointer panic will occur when the software SMU is n...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/sec – fixed the aead software fallback for the engine. Due to the misuse of the subreq pointer, private context memory was affected. The aead software-related crypto function occasionally causes the operating...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: media: s5p-mfc: Clearing workbit to handle error conditions During an error with the CLOSEINSTANCE command, ctxworkbits wasn’t cleared. Subsequent execution of mfc led to a NULL pointer dereferencing of this context, resulting in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: vfio: Fixed NULL pointer dereferencing caused by uninitialized group-iommufd. group-iommufd is not initialized for the iommufdctxput function. 20018.331541 BUG: NULL pointer dereferencing in the kernel, address: 00000000000000...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: btrfs: qgroup: Fixed a bug where sleep was performed from an invalid context in btrfsqgroupinherit. Syzkaller reported the bug as follows: Bug: A sleep function is called from an invalid context at include/linux/sched/mm.h:274 Ca...

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: WireGuard: netlink: Access the device through ctx instead of peer. The previous commit fixed a bug that resulted in a NULL peer-device being dereferenced. In terms of performance, it is actually easier and faster to obtain the...

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: rcv: process: Fix kernel gp leakage childregs represents the registers that are active for the new thread in the user context. For a kernel thread, childregs-gp is never used, as the kernel’s gp value is not touched by the switch...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: usb: host: xhci: Fixed a potential memory leak in xhciallocstreaminfo The xhciallocstreaminfo function allocates a stream context array for streaminfo-streamctxarray using xhciallocstreamctx. When an error occurs, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: coresight: cti: Fixed a hang that occurred in ctidisablehw and ctienablehw. These functions are called from an atomic context, so they should not use runtime PM, as it can result in a sleep when communicating with the firmware...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Media: si470x: Fixed a use-after-free in si470xintincallback Syzbot reported a use-after-free in si470xintincallback. This indicates that urb-context, which contains a struct si470xdevice object, is freed when si470xintincallback...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cxl/mem: Fix for the shutdown order Ira reports that removing the cxlmockmem causes a crash with the following error message: BUG: Kernel NULL pointer dereference, address: 0000000000000044 .. RIP: 0010:...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.4. ksmbd has a buffer overflow vulnerability in the smb2findcontextvals function, when the namelen of createcontext is larger than the length of the tag...

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

In the Linux kernel, the following vulnerabilities have been resolved: Sysv: Do not call sbbread with pointerlock held. syzbot reports sleep in atomic context in the SysV filesystem 1. For sbbread, the function is called with rwspinlock held. A bug involving a “deadlock due to...

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/mlx5: Fix for the memory leak in mlx5drcmdcreatereformatctx. When mlx5cmdexec fails in mlx5drcmdcreatereformatctx, the memory pointed to by ‘in’ is not released, which can lead to a memory leak. Move the memory release...

Astra Linux – Vulnerability in imagemagick

A NULL pointer dereference flaw was discovered in ImageMagick in versions prior to 7.0.10-31, in the ReadSVGImage function in coders/svg.c. This issue arises from not checking the return value from libxml2’s xmlCreatePushParserCtxt function and directly using that value, resulting in a crash and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Added checks for skisinet and ISICSK in tlsswhasctxtx/rx. With the introduction of support for vsock and Unix sockets in sockmap, tlsswhasctxtx/rx cannot assume that the socket passed in must be of type ISICSK. Sockets of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: BPF: bpfskstorage: Fixed invalid wait context lockdep report "The ./testprogs -t testlocalstorage" command reported a splat error: 27.137569 ============================= 27.138122 BUG: Invalid wait context 27.138650...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/damon/core: The clearwalkcontrol function operates on an inactive context in damoswalk. damoswalk sets ctx-walkcontrol to the control structure provided by the caller before checking whether the context is running. If the...