Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: can: gsusb: gsusbxmitcallback: fixed the handling of failed transmitted URBs. The driver lacks the necessary cleanup steps after failed transfers of URBs. This results in one fewer available URB per error. This leads to reduced...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: The lock-range check for files with equal size is skipped, to avoid underflow when size == 0. When size equals the current isize including 0, the code that calls checklockrangefilp, isize, size - 1, WRITE will compute size...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: ath11k: added srng-lock for ath11khalsrng in monitor mode. ath11khalsrng should be used with srng-lock to protect srng data. For ath11kdprxmondestprocess and ath11kdpfullmonprocessrx, they use ath11khalsrng multiple times,...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - For the media module, in the mtk-mdp component, error handling in the probe function has been fixed. - The function mtkmdpunregisterm2mdevice has been added to the error handling path to prevent resource leaks. - A check for...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: rxrpc: Fixed the data-race warning and potential load/store tearing issues. Fixed the following issue: BUG: KCSAN: A data-race occurred in rxrpcpeerkeepaliveworker and rxrpcsenddatapacket. This issue relates to reads and write...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: char: applicom: fix NULL pointer dereference in acioctl Discovered by Atuin – Automated Vulnerability Discovery Engine. In acioctl, the validation of IndexCard and the check for a valid RamIO pointer are skipped when cmd is 6...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Avoid walking the Namespace if startnode is NULL Although commit 0c9992315e73 “ACPICA: Avoid walking the ACPI Namespace if it is not there” fixed the issue when both startnode and acpigblrootnode were NULL, the Linux kern...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mm, shmem: prevent infinite loop on truncate race When truncating a large swap entry, shmemfreeswap returns 0 when the entry’s index does not match the given index due to lookup alignment. The failure fallback path checks whether...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: genirq/irqsim: Proper initialization of work context pointers Proper initialization of the pointers to the ops member by using kzalloc instead of kmalloc when allocating the simulation work context. Otherwise, the pointers may...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ALSA: hda: Fixed a missing pointer check in the hdacomponentmanagerinit function. The componentmatchadd function may assign the ‘matchptr’ pointer the value ERRPTR-ENOMEM, which will subsequently be dereferenced. The call stack...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: BPF: crypto: Use the correct destructor kfunc type With CONFIGCFI enabled, the kernel strictly ensures that indirect function calls use a function pointer type that matches the target function. I encountered the following type...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: block: Use RCU in blkmqunquiescetagset instead of set-taglistlock. The blkmqadd,delqueuetagset functions add and remove queues from the tagset. These functions ensure that the tagset and queues are marked as shared when two or...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: gfs2: Prevent recursive memory reclamation The new inode function returns a new inode with inode-imapping-gfpmask set to GFPHIGHUSERMOVABLE. This value includes the GFPFS flag, allowing allocations in that address space to...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: power: supply: sbs-battery: Fixed a use-after-free in powersupplychanged. By using the devm variant to request the IRQ before using the devm variant to allocate/register the powersupply handle, it is possible that the powersupply...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ALSA: mixer: OSS: Add card disconnect checkpoints The ALSA OSS mixer layer calls the kcontrol ops rather individually, and pending calls might not always be detected when the device is disconnected. To avoid potential UAF...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: uacce: Implement mremap in uaccevmops to return -EPERM. The current uaccevmops does not support the mremap operation of vmoperationsstruct. Implement .mremap to return -EPERM to remind users. The reason we need to explicitly...

Astra Linux – Vulnerability found in Linux 6.12, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/sched: actskbedit: fix divide-by-zero in tcfskbedithash Commit 38a6f0865796 “net: sched: support hash selecting tx queue” added support for SKBEDITFTXQSKBHASH. The inclusive range size is computed as follows: mappingmod =...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/panthor: Fixed a UAF race condition between device unplugging and FW event processing. The panthorfwunplug function will free the FW memory sections. The issue is that there may still be pending FW events that have not been...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: block: fixed a memory leak in blkdevissuezeropages. The check for the fatal signal was moved before the bioalloc function, thereby preventing a memory leak when BLKDEVZEROKILLABLE is set and a fatal signal is pending. Previously,...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: procfs: Fixed a possible double mmput operation in doprocmapquery. When a user provides a buffer of incorrect size for the PROCMAPQUERY build ID, we return an -ENAMETOOLONG error. After recent changes, this condition occurs later...