Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fixed an uninitialized memcache pointer in usermemabort The commit fce886a60207 "KVM: arm64: Examining the pKVM MMU in KVM" made the initialization of the local memcache variable in usermemabort conditional. As a...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: serial: amba-pl011: avoid SBSA UART accessing the DMACR register The chapter “B Generic UART” in “ARM Server Base System Architecture” 1 describes a generic UART interface. Such a generic UART does not support DMA. In current cod...

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: btrfs: Fixed a warning that occurs when performing a transaction with qgroups enabled after an abort. If we encounter a transaction abort with qgroups enabled, a warning is triggered during the final put operation on the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a NULL pointer dereference issue in doabortlogreplay. Coverity reported a NULL pointer dereference issue CID 1666756 in doabortlogreplay. When btrfsallocpath fails in replayonebuffer, wc-subvolpath becomes NULL...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: jbd2: The assertion “jh-bfrozendata == NULL” failed when the journal was aborted. The following process will fail the assertion “jh-bfrozendata == NULL” in jbd2journaldirtymetadata: jbd2journalcommitTransaction; unlinkdir/a; jh-b...

Astra Linux - уязвимость в linux-5.15

In the Linux kernel, the following vulnerability has been resolved: btrfs: do not BUGON on ENOMEM when dropping extent items for a range If we get -ENOMEM while dropping file extent items in a given range, at btrfsdropextents, due to failure to allocate memory when attempting to increment the...

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: rxrpc: Fixed an oops due to the absence of a prealloc backlog struct. If an AFRXRPC service socket is opened and bound, but the calls are pre-allocated, then rxrpcallocincomingcall will cause an oops because the rxrpcbacklog stru...

Astra Linux - уязвимость в linux-5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix crash when I/O abort times out While performing CPU hotplug, a crash with the following stack was seen: Call Trace: qla24xxprocessresponsequeue+0x42a/0x970 qla2xxx qla2x00startnvmemq+0x3a2/0x4b0 qla2xxx...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: scsi: pm8001: Fix for aborting all task initialization In pm80xxsendabortall, the nelem field of the ccb used is not initialized to 0. This missing initialization sometimes causes the task completion path to encounter an ccb...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted “scsi: qla2xxx: Perform lockless command completion in abort path”. This revertment is associated with the commit 0367076b0817d5c75dfb83001ce7ce5c64d803a9. The committed code added code to qla2x00abortallcmds to ca...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64/pageattr: The return value from changememorycommon must be propagated. The rodata=on security measure requires that any code path that uses vmalloc or setmemoryro/setmemoryrox must also protect the linear map alias...

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 in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed an assertion failure that occurred when splitting an ordered extent after a transaction abort. If a direct IO write transaction abort occurs, we mark all existing ordered extents with the BTRFSORDEREDIOERR flag done...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: xHCI: Corruption of the command ring pointer occurred during command aborts. The command ring pointer is located at bits 6:63 of the command ring control register CRCR. All control bits, such as those related to command stopping...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: rtw89 – Fix for null pointer access when aborting scanning. During the cancellation of scanning, we might use vifs that were not actually scanning. This issue was fixed by using the actual vifs that are involved in the...

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

In the Linux kernel, the following vulnerability has been resolved: RDMA/srp: Do not call scsidone from srpabort After scmdehaborthandler calls the SCSI LLD ehaborthandler callback, it performs one of the following actions: Calls scsiqueueinsert. Calls scsifinishcommand. Calls scsiehscmdadd...

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

In the Linux kernel, the following vulnerability has been resolved: scsi: target: core: Added TMF to tmrlist handling An abort that is responded to by iSCSI itself is added to tmrlist, but it does not go to the target core. A LUNRESET that goes through tmrlist takes a refcounter on the abort and...

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: 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, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: restore set elements when delete set fails From the abort path, nftmapelemactivate needs to restore refcounters to their original state. Currently, it uses set-ops-walk to iterate over these set elements. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: The abort logic in btrfsreplacefileextents has been fixed. Error injection testing uncovered a case where a corrupt file system could occur, with an missing extent in the middle of a file. This occurs because the if...