Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netdevsim: use condresched in nsimdevtrapreportwork I am still seeing many syzbot reports hinting that syzbot might fool nsimdevtrapreportwork with hundreds of ports 1 Lets use condresched, and systemunboundwq instead of implicit...

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: speakup: Avoid crashing when dealing with very long words. In cases where a console is set up to handle very large data, containing words that are truly long 256 characters, we need to stop processing before reaching the length o...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: The commit mutex should not be released during the critical section between nftgcseqBegin and nftgcseqEnd. Otherwise, the async GC worker could collect expired objects and obtain the released commit lock with...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fix for use-after-free in smb2lock. If smblock-zerolen has a value, the -llist of smblock is not deleted, and flock is an old version. This will cause a use-after-free during error handling routines...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath9k: Delay all operations related to ath9kwmieventtasklet until initialization is complete. The ath9kwmieventtasklet function used in ath9khtc assumes that all data structures have been fully initialized by the time it...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: wfx – Fix for a memory leak when starting an AP Kmemleak reported this error: Unreferenced object 0xd73d1180 size 184: Command “wpasupplicant”, PID 1559, jiffies 13006305 age 964.245 seconds Hex dump first 32 bytes: 00 0...

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: btrfs: Stopping the “cleaner” kthread before unmounting the volume causes issues. During the unmount process, at closectree, we first stop the “cleaner” kthread using kthreadstop, which frees the associated taskstruct. However,...

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

In the Linux kernel, the following vulnerability has been resolved: usb: atm: cxacru: fix endpoint checking in cxacrubind Syzbot is still reporting a rather old issue 1 that occurs due to incomplete checking of existing USB endpoints. As a result, incorrect endpoint types may be used during the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: act8945a: Fixed the use-of-free issue in powersupplychanged. By using the devm variant to request the IRQ before using the devm variant to allocate/register the powersupply handle, it becomes possible that the...

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

In the Linux kernel, the following vulnerabilities have been resolved: Ring-Buffer: Fixed a deadloop issue when reading tracepipe. A soft lockup occurs when reading the file ‘tracepipe’: - Watchdog: BUG: Soft lockup – CPU6 stuck for 22 seconds! cat:4488 - ... - RIP: 0010:...

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

In the Linux kernel, the following vulnerability has been resolved: media: lgdt3306a: A check against a null-pointer-def was added. The driver should check whether the client provides the platformdata. The following log reveals this issue: 29.610324 BUG: KASAN: nullptrderef in kmemdup+0x30/0x40...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: 9p: Added missing locking around accessing the dentry fid list. Fixed a use-after-free issue when a thread accesses the dentry’s dfsdata fid list while another thread unlinks it from the dentry. UAF thread issues: - refcountt:...

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

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed NULL pointer dereferencing in tipcmonreinitself syzbot reported: tipc: The node number was set to 1055423674 Oops: General protection fault, likely due to a non-canonical address 0xdffffc0000000000: 0000 1 SMP KASA...

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

In the Linux kernel, the following vulnerability has been resolved: afunix: Fixed data race conditions in unixreleasesock/unixstreamsendmsg. A data race condition was identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: iouring: Any code related to SCMRIGHTS has been removed. This is dead code after we stopped supporting the use of iouring for handling file I/O via SCMRIGHTS; it can now be discarded...

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: powerpc/code-patching: Fixed a KASAN vulnerability by not marking the text patching area as a VMALLOC. Erhard reported the following KASAN vulnerabilities while booting his PowerMac G4 with a KASAN-enabled kernel 6.13-rc6: -...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A potential use-after-free issue has been addressed in nilfsgccachesubmitreaddata. In nilfsgccachesubmitreaddata, the function brelsebh is called to decrement the reference count of bh when the call to nilfsdattranslate...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: smb/client: Avoid referencing rdata=NULL in smb2newreadreq. This occurs when calling from SMB2read while using rdma, and when reaching the rdmareadwritethreshold...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: USB: dwc3: core: Remove the lock of the OTG mode during gadget suspension/resumption to avoid deadlock. When the CONFIGUSBDWC3DUALROLE configuration is selected, and the system is triggered to enter suspension using the following...

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: UDP: Do not accept non-tunnel GSO packets that land in a tunnel. When rx-udp-gro-forwarding is enabled, UDP packets may be forwarded in a way that causes them to land in a tunnel. This can lead to various issues. udpgroreceive...