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...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed the exclusive map memory leak When exclproghash is 0 and exclproghashsize is non-zero, the map also needs to be freed. Otherwise, the map memory will not be reclaimed, similar to the memory leak issue reported by syzbo...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: s390/dcssblk: fixed the kernel crash caused by corruption in the listadd operation. The commit fb08a1908cb1 “dax: simplified the daxdevice gendisk association” introduced new logic for gendisk association, requiring drivers to...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: s390/lcs: The return type of lcsstartxmit has been corrected. With Clang’s Kernel Control Flow Integrity kCFI, CONFIGCFICLANG, indirect call targets are validated against the expected function pointer prototype to ensure that the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: mpi3mr: Fixed an issue identified by KASAN...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RCU: Fixed the lockdep warning in thiscpuread in rcuforcequiescentstate. Running rcutorture with a non-zero fqsduration module parameter in a kernel built with CONFIGPREEMPTION=y results in the following error: BUG: Using...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: Media: aspeed – Fix the clock handling logic The Video Engine uses eclk and vclk as its clock sources. Its reset control is coupled with eclk, so the current clock enabling sequence works as follows: 1. Enable eclk. 2. De-assert...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: core: scsihostbusy should be moved out of the host lock to wake up the EH handler. Inside scsiehwakeup, scsihostbusy is called and checked with the host lock every time to determine whether the error handler kthread needs t...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: fcoe: Fix potential deadlock on &fip-ctlrlock”. This revertment is associated with the commit 1a1975551943f681772720f639ff42fbaa746212. This commit causes interrupts to be lost for FCoE devices, as it change...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Handling jset if a & b ... as a jump in CFG computation. BPFJSET is a conditional jump, and currently, verifier.c:canjump does not take this into account. This can lead to incorrect live registers and incorrect SCC Set of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mt76: mt7921: fixed the kernel panic by avoiding access to unallocated eeprom.data The MT7921 driver no longer uses eeprom.data, but the relevant code has not been completely removed since the commit 16d98b548365 “mt76: mt7921:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Added schedule points in batch operations. SYZbot reported various soft lockups caused by BPF batch operations. INFO: Task kworker/1:1:27 was blocked for more than 140 seconds. INFO: Task hung during the rcubarrier...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: media: v4l2-core: explicitly clear ioctl input data. As seen from a recent syzbot bug report, mistakes in the compat ioctl implementation can lead to uninitialized kernel stack data being used as input for driver ioctl handlers...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: smb: client: fixed an incomplete backport in cfidsinvalidationworker The previous commit bdb596ceb4b7 “smb: client: fixed a potential UAF in smb2closecachedfid” was an incomplete backport. It also missed one krefput call in...