Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nfp: bpf: Added a check for the return value of nfpappctrlmsgalloc. Added a check on the return value of nfpappctrlmsgalloc in nfpbpfcmsgalloc to prevent null pointer dereferencing...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: fs/jfs: Prevent integer overflow in AG size calculation The JFS filesystem calculates the allocation group AG size using 1 bmap-dbagsize. - Subsequent block allocations will reference invalid AG structures. - This can cause: -...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: EFI: Do not map the entire mokvar table to determine its size. Currently, when validating the mokvar table, we re-map the entire table on each iteration of the loop, adding space as we discover new entries. If the table grows...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: Do not restore null skstatechange. queue-statechange is set as part of nvmettcpsetqueuesock, but if the TCP connection is not established when nvmettcpsetqueuesock is called, then queue-statechange is not set, and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ASoC: ops: Consistently treat platformmax as a control value. This change reverts to commit 9bdd10d57a88 “ASoC: ops: Shift tested values in sndsocputvolsw by +min”, and includes some additional related updates. There are two ways...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: acpi: nfit: fixed the narrowing conversion in acpinfitctl Syzkaller reported a warning in tonfitbusuuid: “Only secondary bus families can be translated”. This warning is emitted if the argument equals NVDIMMBUSFAMILYNFIT == 0...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: Do not issue a warning if iocg was already offline. In iocgpaydebt, a warning is triggered if ‘activelist’ is empty. This is intended to confirm that iocg is active when it has debts. However, a warning can still be...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ftcm: Do not free the command immediately Do not release the command prematurely. Wait for the status completion of the sense status. The command can then be released. Otherwise, we will perform a double-release of t...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: net: lan743x: Fixed the memory leak issue when GSO is enabled. The skb has always been mapped to the LS descriptor. Previously, the skb was mapped to the EXT descriptor when the number of fragments was zero and GSO was enabled...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when the reference count is 0 at btrfslookupextentinfo. Instead of calling BUGON, handle the error by returning -EUCLEAN, aborting the transaction, and logging an error message...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Access to buffers is protected when there are no active references to them. The function nilfslookupdirtydatabuffers iterates through buffers attached to dirty data folios/pages. It accesses these attached buffers without...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: dm: Fixed unconditional IO throttling caused by REQPREFLUSH When a bio with REQPREFLUSH is submitted to dm, sendemptyFlush generates a flushbio with REQOPWRITE | REQPREFLUSH | REQSYNC, which causes the flushbio to be throttled by...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: dmaengine: idxd: The call with idxdcleanup helper has been removed from the refactoring process. The idxdcleanup helper is responsible for cleaning up operations related to perfmon, interrupts, internals, etc. The removal of...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ARM: dts: bcm2711: Fix xHCI power-domain During S2idle tests on the Raspberry CM4, the VPU firmware always crashes when the xHCI power-domain is resumed: root@raspberrypi:/sys/power echo freeze state 70.724347 xhcisuspend finishe...

Astra Linux - Vulnerability in linux-6.12

In the Linux kernel, the following vulnerability has been resolved: ipv6: mcast: extend RCU protection in igmp6send igmp6send can be called without RTNL or RCU being held. Extend RCU protection so that we can safely retrieve the net pointer and avoid a potential use-after-free UAF. Note that we c...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: vxlan: Fixed an uninitialized value in vxlanvnifilterdump. KMSAN reported an uninitialized value access in vxlanvnifilterdump. 1 If the length of the netlink message payload is less than sizeofstruct tunnelmsg,...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: acct: performs the last write operation from the workqueue. In 1, it was reported that the acct2 system call can be used to trigger a NULL derefrence in cases where it is set to write to a file that triggers an internal lookup...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: eth: bnxt: return fail if interface is down in bnxtqueuememalloc The bnxtqueuememalloc function is called to allocate new queue memory when a queue is restarted. It internally accesses the rx buffer descriptor corresponding to th...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A validation check for zero numsubauth is added before accessing subauth. Accessing psid-subauthpsid-numsubauth - 1 without checking whether numsubauth is non-zero can lead to an out-of-bounds read. This patch adds a...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rvcm: Fix the out-of-bound issue with vmemmap addresses In the sparse vmemmap model, the virtual address of vmemmap is calculated as: struct page VMEMMAPSTART - physrambase PAGESHIFT. The virtual address of struct pages can also ...