Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Initialize the struct nfsd4copy earlier. Ensure that the refcount and asynccopies fields are initialized early. The cleanupasynccopy function will reference these fields if an error occurs in nfsd4copy. If these fields are...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: igb: The napisynchronize function was removed from igbdown. When an AFXDP zero-copy application terminates abruptly e.g., using kill -9, the XSK buffer pool is destroyed, but NAPI polling continues. The igbcleanrxirqzc functio...

Astra Linux – Vulnerability in Linux, Linux 5.10

A issue was discovered in the Linux kernel before version 5.19. In the pxa3xxgcuwrite function in drivers/video/fbdev/pxa3xx-gcu.c, the count parameter has a type conflict between sizet and int, which causes an integer overflow and bypasses the size check. Additionally, since this parameter is us...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: Fixed a NULL pointer dereference issue in the copy-up warning message. This patch addresses a NULL pointer dereference that caused a recently introduced warning message to fail...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: perf/dwcpcie: fixed duplicate PCIDEV devices. During the platformdeviceregister function, the incorrect use of structdevice as platformdata resulted in a kmemdup operation on the PCIDEV structure. Even worse, accessing 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: usb: xhci: Error handling was added in xhcimapurbfordma. Currently, xhcimapurbfordma creates a temporary buffer and copies the SG list to the new linear buffer. However, if kzallocnode fails, the call to sgpcopytobuffer may lead ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The use-of-memory issue was fixed by using callrcu for oplockinfo. Currently, ksmbd frees oplockinfo immediately using kfree, even though it is accessed during critical sections of the RCU read-side, such as in functions...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm: Do not attempt to NUMA-migrate COW pages that have other uses. Oded Gabbay reported that enabling NUMA balancing causes corruption in his Gaudi accelerator test. He described the situation as follows: “All the details are in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: mte: Avoid setting PGmtetagged if no tags are cleared or restored Prior to commit 69e3b846d8a7 “arm64: mte: Sync tags for pages where PTE is untagged”, mtesynctags was only called for ptetagged entries those mapped with...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: In the bpf and arm64 implementations, the value of prog-jitedlen was cleared along with prog-jited. The syzbot reported an attempt to perform an illegal copytouser operation from the bpfproggetinfobyfd function 1. There has been ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: The WARNON message was removed from the ovlverifyarea function. syzbot encountered an assertion issue within the copyupdata loop. It appears that this issue is caused by a lower file whose size is being changed under...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nvme-multipath: fixed the suspicious RCU usage warning When I run the NVME over TCP test in virtme-ng, I receive the following “suspicious RCU usage” warning in nvmempathaddsysfslink: ''' 5.024557 T44 nvmet: Created nvm...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: Fixed a mismatch in the function prototype in sndseqexpandvarevent. With Clang’s Kernel Control Flow Integrity kCFI, CONFIGCFICLANG, indirect call targets are validated against the expected function pointer prototype t...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: TCP: Handle the mixed splice/sendmsgMSGZEROCOPY case syzbot found that mixing calls to sendpage and sendmsgMSGZEROCOPY using the same TCP socket would trigger the infamous warning in inetsockdestruct. c WARNONskforwardallocgetsk;...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ovpn: TCP – fix for extracting packets from the stream When processing TCP stream data in ovpntcprecv, we receive large cloned skbs from strprcv, which may contain multiple coalesced packets. The current implementation has two...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Binder: Fixed a UAF Use-After-Free issue in bindersnetlinkreport. Transactions sent to frozen targets via bindersproctransaction return an BRTRANSACTIONPENDINGFROZEN error, but they are still treated as successful. This is becaus...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISCV: Misaligned – Restricts user access to kernel memory. The rawcopyto,fromuser function does not call accessok, allowing userspace to access any virtual memory address...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: cachefiles: Added missing lock protection when polling. Added missing lock protection in the poll routine when iterating the xarray. Otherwise, even with the RCU read lock held, only the slot of the radix tree is guaranteed to be...

Astra Linux – Vulnerability in libarchive

In libarchive versions 3.4.1 through 3.5.1, there is a use-after-free in the copystring function called from douncompressblock and processblock...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSv4.2: fixed issues related to nfs42sscopen. A destination server, when performing a COPY operation, should not accept the passed-in filehandle if it is not a regular filehandle. If the allocfilepseudo function fails, we nee...