Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: iouring/zctx: Check chained notification contexts. Send zc only when there are links available for requests coming from the same context. There are some ambiguous reports related to syz, so let’s examine the assumption regardi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: added a bounds check on the Transfer Tag. The ttag is used as an index to retrieve the cmd in nvmettcphandleh2cdatapdu. A bounds check was added to prevent out-of-bounds access...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: dsa: tag8021q: Avoid leaking ctx on the error path of dsatag8021qregister If dsatag8021qsetup fails, for example due to the inability of the device to install a VLAN, the tag8021q context of the switch will be leaked. Make...

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: xfrm: added a NULL check in xfrmupdateaeparams Normally, x-replayesn and x-preplayesn should be allocated in xfrmallocreplaystateesn..., hence xfrmupdateaeparams... can update them. However, the current implementation of...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rcv: Fixed a kernel crash caused by PRSETTAGGEDADDRCTRL. When the user space performs PRSETTAGGEDADDRCTRL, but the Supm extension is not available, the kernel crashes: Oops - illegal instruction 1 snip epc:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: PCI: cadence: Check for the existence of cdnspcie::ops before using it. cdnspcie::ops may not be populated by all Cadence glue drivers. This is true for the upcoming Sophgo platform, which does not set ops. Therefore, add a check...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Shmem writes are flushed before mapping buffers with cached mappings. The shmem layer zeroes out new pages using cached mappings. If we do not flush these writes using the CPU, we might leave dirty cachelines behind,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iommufd: Fixed a race condition during abort for file descriptors fput does not actually call fileoperations’ release method synchronously. Instead, it places the file in a work queue and releases it eventually. This is generally...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: orangefs: The issue with memory leaks in orangefskernel,clientdebuginit was fixed. When the orangefs module is inserted or removed, memory leaks occur as follows: unreferenced object 0xffff88816b0cc000 size 2048: comm "insmod", p...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: bfq: fixed a use-after-free in bfqdispatchrequest KASAN reported a use-after-free when performing normal scsi-mq tests 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/dax: Fixed the issue of “not skipping locked entries when scanning entries” The commit 6be3e21d25ca “fs/dax: not skipping locked entries when scanning entries” introduced a new function, waitentryunlockedexclusive, which waits...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rv: Enabledmonitors should be fully converted to using structlisthead as the iterator. The callbacks in enabledmonitorsseqops are inconsistent. Some treat the iterator as struct rvmonitor, while others treat the iterator as...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: zlib: fix the folio leak on S390 hardware acceleration BUG After committing aa60fe12b4f4 “btrfs: zlib: refactor S390x HW acceleration buffer preparation”, we no longer release the folio of the page cache of the folio...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/ast: astdp: Fixed the timeout for enabling the video signal The ASTDP transmitter sometimes takes up to 1 second to enable the video signal, while the timeout is only 200 msec. This results in a kernel error message. The...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ext4: fixed the bug in estreesearch caused by a faulty quota inode We have encountered the following issues: ========================================= Kernel bug in fs/ext4/extentsstatus.c:202! Invalid opcode: 0000 1 PREEMPT S...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix device management cmd timeout flow In the UFS error handling flow, the host will send a device management command NOP OUT to the device to recover the link. If this command times out and clearing the device...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: hinic: fixed the issue of CMDQ memory leaks. When hinicsetcmdqdepth fails in hinicinitcmdqs, the CMDQ memory is not released correctly. This issue has been fixed...

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

When SMT is enabled, certain AMD processors may speculateively execute instructions using a target from the sibling thread after a SMT mode switch, which may potentially lead to information disclosure...

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: xen/events: The close evtchn operation is performed after mapping cleanup is completed. shutdownpirq and startuppirq do not take the irqmappingupdatelock, as they cannot do so due to lock inversion. Both functions are called...