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: xilinx – call finalize with bh disabled When calling cryptofinalizerequest, the error bit BH should be disabled to avoid triggering the following calltrace: ------------- Cut here -------------- WARNING: CPU: 2 PID: 74 at...

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

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not ASSERT if the newly created subvolume has already been read. BUG There is a syzbot crash, triggered by the ASSERT during subvolume creation: Assertion failed: !anondev, in fs/btrfs/disk-io.c:1319 ----------- kernel...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: gpio: cdev: Fixed resource leaks that occur during errors in lineinfochangednotify. During error handling, lineinfochangednotify does not free the allocated resources, resulting in leaks. This issue has been fixed...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/qedr: A potential memory leak was fixed in qedrallocmr. The qedrallocmr function allocates a memory chunk for “mr-info.pbltable” using initmrinfo. When rdmaalloctid and rdmaregistertid fail, “mr” is released, but...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: fixed a memory leak in jffs2scanmedium If an error is returned in jffs2scaneraseblock, and some memory is added to the jffs2summary s, we can observe the following kmemleak report:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mei: fix potential NULL-ptr dereference after clone If cloning an SKB object fails, do not attempt to use it. Instead, return an error code as if you are passing it along. Coverity CID: 1503456...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: firmwareloader: A use-after-free occurred during the unregister operation. In the following code within firmwareUploadunregister, the call to deviceunregister could cause the devrelease function to free the fwUploadPriv structure...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: xilinx: axienet: Fixed BQL accounting for multi-BD TX packets. When a TX packet spans multiple buffer descriptors scatter-gather, axienetfreetxchain sums the actual length of each BD from the descriptor status into an...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the net subsystem, for the dsa module, the microchip function has been updated to include a condition for scheduling kszmibreadwork. When the ksz module is installed or removed using rmmod, the kernel crashes due to a null...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - bus: mhi: core: Fixed an invalid error that was returned in mhiqueue. - mhiqueue returns an error when the doorbell is not accessible in the current state. This can occur when the device is in a non-M0 state, such as M3, and...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rxrpc: Fixed an issue involving an untrusted unsigned subtraction operation. The following warnings from the “SMatch static checker” have also been fixed: net/rxrpc/rxgkapp.c:65 rxgkyfsdecodeticket Warning: Untrusted unsigned...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: skbuff: Fixed a race condition between coalescing and releasing SKBs. The commit 1effe8ca4e34 “skbuff: fixing coalescing for pagepool fragment recycling” allowed coalescing to proceed with non-page pool pages when @from is cloned...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: fixed the uninit-value in caifseqpktsendmsg When nrsegs equals zero in iovecfromuser, the object msg-msgiter.iov contains uninitialized stack memory in caifseqpktsendmsg, which is defined in syssendmsg. Therefore, we cannot...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: NFC: nci: fixed a memory leak in nciallocatedevice The nfcmrvldisconnect function fails to free the hcidev field in the struct ncidev. This issue was fixed by freeing hcidev in ncifreedevice. BUG: Memory leak Unreferenced obje...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mr: Consolidate the ipmrcanfreetable checks. Guoyu Yin reported a crash in the ipmr netns cleanup path: WARNING: CPU: 2 PID: 14564 at net/ipv4/ipmr.c:440 ipmrfreetable net/ipv4/ipmr.c:440 inline WARNING: CPU: 2 PID: 14564 at...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx4en: A use-after-free bug has been fixed in mlx4entryallocresources. In mlx4entryallocresources, mlx4encopypriv is called, and tmp-txcq will be freed during the error path of mlx4encopypriv. After that, mlx4enallocresource...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: nbd: Fix for the race between nbdallocconfig and module removal When the nbd module is being removed, nbdallocconfig may be called concurrently by nbdgenlconnect. Although trymoduleget will return false, nbdallocconfig does not...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue of information leakage in f2fsmoveInlinedirents has been fixed. When converting an inline directory to a regular one, f2fs leaks uninitialized memory to the disk because it does not initialize the entire directory...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Driver: soc: xilinx: fixed a memory leak in xlnxaddcbfornotifyevent. The kfree function should be called when memory fails to be allocated for cbdata in xlnxaddcbfornotifyevent. Otherwise, a memory leak will occur; therefore,...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: SMB3: Added missing locks to protect the deferred close file list. The cifsdeldeferredclose function has a critical section that modifies the deferred close file list. We must acquire the deferredlock before calling the...