kernel: can: raw: fix ro->uniq use-after-free in raw_rcv()

A flaw was found in the Linux kernel's Controller Area Network CAN raw socket implementation. A use-after-free vulnerability can occur due to a timing window during the unregistration of CAN receive filters, allowing a freed memory region to be accessed. This could lead to system instability or a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: In the isotprcv function, there is a potential issue where race conditions may occur during CAN frame reception. When receiving a CAN frame, the current code logic does not take into account processes that are not actually runnin...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipack: ipoctal: fixed the stack information leak. The name of the tty driver is also used after registering the driver, and it must specifically not be allocated on the stack to prevent information from leaking into the user spac...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A issue was discovered in ksmbd within the Linux kernel before version 6.6.10. The smb2getdataarealen function in fs/smb/server/smb2misc.c can lead to an out-of-bounds access via smbstrndupfromutf16, due to improper handling of the relationship between the Name data and the CreateContexts data...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: mcan: pci: added the missing mcanclassfreedev function in probe/remove methods. In mcanpciremove and the error handling path of mcanpciprobe, mcanclassfreedev should be called to release resources allocated by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: A NULL pointer dereference occurs during the removal of a device. During the suspend and resume cycles, the removal and rescan of devices can lead to NULL pointer dereferences. During driver initialization, if th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: dev: fix skb drop check In commit a6d190f8c767 “can: skb: drop txskb if in listen-only mode”, the priv-ctrlmode element is read even on virtual CAN interfaces that do not create the structcanpriv structure during startup. Th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/rmap: Fixed potential out-of-bounds access to the page table during batched unmap operations. As pointed out by David1, the batched unmap logic in trytounmapone may read past the end of a PTE table when the PTE mappings of a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rustbinder: Avoid reading the written value in the offset array. When sending a transaction, its offset array is first copied into the target process’s virtual memory area vma. Then, the values are read back from there. This is...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: mm/khugepaged: fixed -anonvma race condition If an -anonvma is attached to the VMA, the collapseandfreepmd function requires it to be locked. Page table traversal is allowed under either the mmap lock, the anonvma lock if the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/mseal: The end of the current VMA was correctly updated during merging. Previously, we stored the end of the current VMA in currend. When moving to the next VMA, we updated currstart to currend to proceed to the next VMA...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the CAN BCM networking protocol within the Linux kernel. A local attacker can exploit this flaw in the CAN subsystem to corrupt memory, cause the system to crash, or escalate privileges. This race condition in the net/can/bcm.c file of the Linux kernel allows for local...

Astra Linux – Vulnerability in Thunderbird

Thunderbird unexpectedly enabled JavaScript in the composition area. The JavaScript execution context was limited to this area and did not receive Chrome-level privileges; however, it could be used as a stepping stone for further attacks involving other vulnerabilities. This vulnerability affects...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ovl: The WARNON message was removed from the ovlverifyarea function. syzbot encountered an assertion issue within the copyupdata loop. It appears that this issue is caused by a lower file whose size is being changed under...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: Avoid corrupting the page-mapping in hugetlbmcopyatomicpte. In the MCOPYATOMICCONTINUE case with a non-shared VMA, the pages in the page cache are stored in the ptes. However, hugepageaddnewanonrmap is called for thes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: isotp: sanitize CAN ID checks in isotpBind. Syzbot created an environment that led to a state machine status that cannot be reached with a compliant CAN ID address configuration. The provided address information consisted of...

Astra Linux – Vulnerability in Linux

A NULL pointer dereference flaw was discovered in the Linux kernel’s IEEE 802.15.4 wireless networking subsystem, regarding the way the user terminates the LR-WPAN connection. This flaw allows a local user to crash the system. The greatest threat posed by this vulnerability is to system...

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

In the Linux kernel, the following vulnerability has been resolved: perf/core: Abrupt exit if the requested AUX area is out of bounds. When using perf-record with a large AUX area, for example 4GB, the following error occurs: bash perf record -C 0 -m ,4G -e armspe0// -- sleep 1 Failed to mmap wit...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: i40e: Fixed a use-after-free in i40eclientsubtask. Currently, the call to i40eclientdelinstance frees the object pf-cinst. However, pf-cinst-laninfo is accessed after the object is freed. This issue was fixed by adding the...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfp: Fixed a memory leak in nfpcppareacacheadd. In line 800 1, nfpcppareaalloc allocates and initializes a CPP area structure. However, in line 807 2, when the cache allocation fails, this CPP area structure is not freed, resulti...