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

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed the off-by-one error in sdma.h’s tx-numdescs. Unfortunately, the commit fd8958efe877 introduced another error, causing the descp array to overflow. This leads to further crashes that can be easily reproduced usi...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Fixed the issue of reading from a negative array index. Avoid using negative values for clkidex as an index into the array pptable-DpmDescriptor. V2: Fixed the return check for clkindex by Tim Huang...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: aspeed-vhub: The bug involving a refcount leak in astvhubinitdesc has been fixed. We should call ofnodeput for the reference returned by ofgetchildbyname, as this increased the refcount...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Binder: Ensure that fd closures are completed properly. During the processing of BCFREEBUFFER, the BINDERTYPEFDA object cleanup may close one or more file descriptors fd. These close operations are performed using the task work...

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

In the Linux kernel, the following vulnerability has been resolved: usb: config: fix iteration issue in ‘usbgetbosdescriptor’ The BOS descriptor defines a root descriptor and serves as the base descriptor for accessing a family of related descriptors. The function usbgetbosdescriptor encounters a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xsk: Avoid data corruption on cq descriptor number Since commit 30f241fcf52a “xsk: Fix immature cq descriptor production”, the descriptor number is stored in the skb control block, and xskcqsubmitaddrlocked relies on it to place...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: scsi.debug: A sanity check was performed to ensure that the block descriptor length in respmodeselect was valid. BUG: KASAN: A use-after-free condition occurred in respmodeselect+0xa4c/0xb40, located in...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: ses: Fixed possible out-of-bounds accesses to addldescptr. Sanitized possible out-of-bounds accesses to addldescptr in sesenclosuredataprocess...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel before version 4.8, the usbparseendpoint function in drivers/usb/core/config.c did not validate the wMaxPacketSize field of an endpoint descriptor. NOTE: This vulnerability only affects products that are no longer supported by the supplier...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: fhid: fix refcount leak on error path When failing to allocate reportdesc, opts-refcnt has already been incremented; therefore, it needs to be decremented to prevent the options structure from being permanently locke...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: genirq/irqdesc: Prevent use-after-free in irqfindatorafter The irqfindatorafter function dereferences the interrupt descriptor returned by mtfind, without holding the sparseirqlock or RCU read lock. This means that the descriptor...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: misc: fastrpc: avoid double fput on failed usercopy If the copy back to userland fails for the FASTRPCIOCTLALLOCDMABUFF ioctl, we should not assume that ‘buf-dmabuf’ is still valid. In fact, dmabuffd calls fdinstall before, there...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: iaa – Fix for the asyncdisable descriptor leak The paths for disabling asyncdisable in functions like iaacompress and decompress do not free the idxd descriptors when asyncdisable is set. Currently, this issue only occurs...

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

In the Linux kernel, the following vulnerability has been resolved: net/smc: Fixed an illegal access to rmbdesc during SMC-D connection dumping. A crash was detected when dumping SMC-D connections. This issue can be reproduced by performing the following steps: 1. Run the nginx/wrk test: smcrun...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs: prevent out-of-bounds array speculation when closing a file descriptor Google-Bug-Id: 114199369...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: ath11k: Fixed corruption of SKBs in the REO destination ring. While running traffic for a long time, a random RX descriptor filled with the value “0” from the REO destination ring is received. This invalid descriptor...

Astra Linux – Vulnerability in Linux, Linux 5.10

A issue was discovered in the drivers/usb/gadget/composite.c file within the Linux kernel before version 5.16.10. The USB Gadget subsystem lacks certain validations for interface OS descriptor requests those with a large array index and those associated with NULL function pointer retrieval. Memor...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpib: A use-after-free occurred in the IO ioctl handlers. The IBRD, IBWRT, IBCMD, and IBWAIT ioctl handlers use a gpibdescriptor pointer after the board-biggpibmutex has been released. A concurrent IBCLOSEDEV ioctl can free the...

Astra Linux – Vulnerability in binutils

A issue was discovered in the Binary File Descriptor BFD library also known as libbfd, as distributed in GNU Binutils 2.32. It is an integer overflow that leads to a segmentation fault in bfddwarf2findnearestline in dwarf2.c, as demonstrated by the nm tool...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/smc: fixed the issue where NULL sndbufdesc was used in smccdctxhandler. When performing a stress test on SMC-R using the rmmod mlx5ib driver during the wrk/nginx test, we found that there is a possibility of triggering a pani...