Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: gsmi: fixed a null dereference in gsmigetvariable. We can access EFI variables without retrieving the attributes; therefore, we must allow this behavior in gsmi. The commit 859748255b43 “efi: pstore: Omit efivars caching EFI...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drivers/base/node.c: Fixed the issue of the compaction sysfs file leaking. The compaction sysfs file is created using compactionregisternode in registernode. However, we forgot to remove it in unregisternode. As a result, the...

Astra Linux – Vulnerability in Linux

A issue was discovered in the kernel of OpenBSD 6.6. The WEP, WPA, WPA2, and WPA3 implementations treat fragmented frames as full frames. An adversary can exploit this to inject arbitrary network packets, regardless of the network configuration...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Firmware: csdsp: Returns an error if the block header exceeds the size of the remaining data in the file. If the block header is longer than the amount of data remaining in the file, csdsppowerup will return an error. The previou...

Astra Linux - Vulnerability in linux-5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915/gem: Actually move i915gemcontext.link under reference protection i915perf assumes that it can use the i915gemcontext reference to protect its i915-gem.contexts.list iteration. However, this requires that we do not remov...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: tcp: Fix tcpinittransfer so that icskcainitialized is not reset. This commit fixes a bug identified by syzkaller that could cause spurious double-initializations for congestion control modules. This could lead to memory leaks or...

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

In the Linux kernel, the following vulnerabilities have been resolved: TLS: Fixed a race condition between the async notify and socket close operations. The thread that submitted the request the one that called recvmsg/sendmsg may exit as soon as the async crypto handler’s complete function is...

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

In the Linux kernel, the following vulnerability has been resolved: serial: max3100: Lock port-lock when calling uarthandlectschange The uarthandlectschange function must be called with the port locked. Since we execute it in a separate process, the lock might not be taken at the time of executio...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: mpt3sas: A kernel panic occurred during the drive powercycle test. While iterating through Shost’s sdev list, it is possible that one of the drives is being removed, and its sastarget object is freed, but its sdev object...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: riscv/kprobe: Fixed instruction simulation for JALR. Setting kprobe at ‘jalr 1140ra’ in vfswrite results in the following crash’: 32.092235 Unable to handle kernel access to user memory without uaccess routines at virtual address...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel 6.0.8, there is a use-after-free in ntfstrimfs in fs/ntfs3/bitmap.c...

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

In the Linux kernel, the following vulnerability has been resolved: liquidio: The handling of NULL pointers in liovfrepcopypacket was adjusted. In liovfrepcopypacket, pginfo-page is compared to a NULL value, but it is then unconditionally passed to skbaddrxfrag, which seems strange and could lead...

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

In the Linux kernel, the following vulnerabilities have been resolved: nvme-pci: added a missing condition check to determine the existence of the mapped data. The function nvmemapdata is called when the request contains physical segments; therefore, the function nvmeunmapdata should also have th...

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: scsi: target: core: Fixed the nullptrderef issue in targetallocdevice There is a nullptrderef issue reported by KASAN: BUG: KASAN: nullptrderef in targetallocdevice+0xbc4/0xbe0 targetcoremod … kasanreport+0xb9/0xf0...

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: fs/proc: dotaskstat: The sig-statslock lock is used to gather statistics about threads/children. The locktasksighand function can cause a hard lockup. If NRCPUS threads call dotaskstat at the same time, and the process has...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: blk-mq: Ensure that the active queue usage is retained for biointegrityprep. The function blkintegrityunregister may be called if the queue usage counter is not retained for a bio with integrity prepared. This could lead to a...

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: scsi: megaraidsas: Fix for a potential deadlock. This fix resolves the “possible circular locking dependency detected” warning. CPU0 CPU1 ---- ---- lock&instance-resetmutex; lock&shost-scanmutex; lock&instance-resetmutex;...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: The overflow check in mienumattr has been fixed...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: NFC: nci: Bounds check for struct nfctarget arrays While running with CONFIGFORTIFYSOURCE=y, syzkaller reported the following issue: memcpy: A field-spanning write was detected size 129 of the single field “target-sensfres” at...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: ASoC: Intel: sofsdw – handling errors during card registration. If card registration fails, usually due to deferred probes, the device properties added for headset codecs are not removed, which leads to kernel errors during...