Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: misc: fastrpc: Fix for copy buffer page size For non-registered buffers, the fastrpc driver copies the buffer and passes it to the remote subsystem. There is a problem with the current implementation of page size calculation, ...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Added a rough attrallocsize check...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: codel: The check sch-q.qlen was removed before the call to qdisctreereducebacklog. After ensuring that all calls to -qlennotify are idempotent, it is now safe to remove the check for qlen!=0 from both fqcodeldequeue and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ftrace: Added condresched to ftracegraphsethash. When the kernel contains a large number of functions that can be traced, the loop in ftracegraphsethash may take a long time to execute. This may trigger the softlockup watchdog. B...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: memcg: Fixed a soft lockup issue in the OOM process. A soft lockup issue was discovered in the system where approximately 56,000 processes were located in the OOM cgroup. When the soft lockup was triggered, the process was...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: Prevention of division by zero The user can set any speed value. If the speed is greater than UINTMAX/8, a division by zero is possible. Found by the Linux Verification Center linuxtesting.org with SVACE...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: HID: pidff: Fixed null pointer dereferencing in pidfffindfields This function triggered a null pointer dereference if it was used to search for a report that wasn’t implemented on the device. This occurred both for optional and...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: MGMT: Fixed a slab-use-after-free read in mgmtremoveadvmonitorsync. This fixed the following crash: BUG: KASAN: Slab-use-after-free in mgmtremoveadvmonitorSync+0x3a/0xd0, net/bluetooth/mgmt.c:5543. A read of size 8...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: netfs: Only create /proc/fs/netfs with CONFIGPROCFS enabled. When testing a special configuration: CONFIGNETFSSUPPORTS=y CONFIGPROCFS=n The system crashes with something like: 3.766197 ------------ Cut here ------------ 3.766484...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: mptcp: always handle address removal under msk socket lock Syzkaller reported a lockdep splat in the PM control path: WARNING: CPU: 0 PID: 6693 at ./include/net/sock.h:1711 sockownedbyme include/net/sock.h:1711 inline WARNING: CP...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: sched/core: Prevent rescheduling when interrupts are disabled David reported a warning observed during loop testing of the kexec jump: Interrupts were enabled after irqrouterresume+0x0/0x50 Warning: CPU: 0 PID: 560 at...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: bpf: bpflocalstorage: Always use bpfmemalloc in PREEMPTRT. In PREEMPTRT, kmallocGFPATOMIC is still not safe in non-preemptible contexts. Therefore, bpfmemalloc must be used in PREEMPTRT. This patch aims to enforce the use of...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: iio: imu: stlsm6dsx: fixed a possible lock-up in stlsm6dsxreadtaggedfifo This issue was addressed by preventing stlsm6dsxreadtaggedfifo from falling into an infinite loop when case patternlen is equal to zero and the device’s FIF...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: “spufs”: fixed a leak related to the failure of spufsnewfile. This issue is triggered from spufsfilldir, and the caller of that function will call spufsrmdir in case of failure. This action removes everything we’ve managed to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: tipc: Fixed NULL pointer dereferencing in tipcmonreinitself syzbot reported: tipc: The node number was set to 1055423674 Oops: General protection fault, likely due to a non-canonical address 0xdffffc0000000000: 0000 1 SMP KASA...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: wifi: iwlwifi: limit the printed string from the FW file. There is no guarantee that the file always has a NUL-termination; therefore, reading the string may go beyond the end of the TLV. If that is the last TLV in the file, it...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ksmbd: Fixed the mismatch between the increment and decrement of rcount. rcount is only incremented when there is an oplock break, but the increment and decrement operations are not paired. This can cause rcount to become negativ...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: seccomp: Passing uretprobes through system calls without filtering. When uretprobes are attached to processes running inside Docker, the attached process will crash when encountering the retprobe. The reason is that uretprobe is...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: Abrupt exit when failing to load firmware in pspinitcapmicrocode. In the function pspinitcapmicrocode, an abrupt exit should occur when attempting to load firmware fails; otherwise, it may lead to invalid memory acces...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: ksmbd: Fix for a use-after-free in smb2lock. If smblock-zerolen has a value, the -llist of smblock is not deleted, and flock is an old version. This could lead to a use-after-free during error handling routines...