Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ext4: The block range must be validated before being used in ext4mbclearbb. The block range to be freed is validated in ext4freeblocks, using ext4 inodeblockvalid, and then it is passed to ext4mbclearbb. However, in some cases on...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: - Ice: Fixed the KASAN error in the LAG NETDEVUNREGISTER handler. Currently, the same handler is called for both the NETDEVBONDINGINFO LAG unlink notification and the NETDEVUNREGISTER call. This causes problems, as the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: virtio/vsock: Fixed an uninit-value issue in virtiotransportrecvpkt KMSAN reported the following uninit-value access issues: ===================================================== BUG: KMSAN: uninit-value in...

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: Tracing/histograms: Add histograms to histvars if they reference variables. Triggers may have referenced variables without having direct variable fields. This can occur if referenced variables are added for trigger actions. In...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfs: Fixed a kernel bug in netfslimititer, specifically for ITERKVEC iterators. When a process crashes and the kernel writes a core dump to a 9P filesystem, kernelwrite creates an ITERKVEC iterator. This iterator calls...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: riscv: The issue with the handling of SRSPIE set/clear operations during uprobe has been fixed. In riscv, the process of uprobe involves clearing the SPIE before executing the original instruction, and setting the SPIE after...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: i2c: piix4: Fix the issue where the adapter is not removed in piix4remove. In piix4probe, the piix4 adapter will be registered using piix4probe. This involves calling piix4addadapterssb800 or piix4addadapter. Both functions are...

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: nilfs2: Fixed a failure to detect corruption of DAT files in BTree and direct mappings. The patch series is titled “nilfs2: Fix kernel bug at submitbhwbc”. This resolves a kernel bug reported by syzbot. Since there are two...

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: nilfs2: A bug has been fixed where nilfsgetblock returns a successful status when searching for and inserting the specified block both times fail inconsistently. If this inconsistent behavior is not due to a previously fixed bug,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/siw: Fixed the issue where immediate work requests were flushed to the completion queue incorrectly. The opcode of the send queue element was set correctly during the flushing of immediate work requests in the post-sendqueue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nfc: pn533: Proper initialization of the struct pn533outarg structure. The struct pn533outarg, which serves as a temporary context for outurb, is not initialized properly. Its uninitialized ‘phy’ field can be dereferenced in erro...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed the issue where a new block group that becomes unused after creation could lead to a use-after-free condition. If a task creates a new block group and that block group becomes unused before it is fully created, durin...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Protection against accessing NULL pt regs in bpfgettaskstack The taskptregs function can return NULL on the powerpc architecture for kernel threads. This NULL value is then used in bpfgetstack to check for the user mode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: fs/ntfs3: Validates the index root when initializing NTFS security. This improves the sanity check for $SDH and $SII during the initialization of NTFS security, ensuring that these index roots are legitimate. 162.459513 BUG:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Wifi: brwifi: brcmfmac – Fixed a potential kernel error when the probe function fails. When the probe of the sdio brwifi brcmfmac device fails for certain reasons e.g., missing firmware, the sdiodev-bus is set to “error” instead ...

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

In the Linux kernel, the following vulnerabilities have been resolved: jfs: fixed an array-index-out-of-bounds issue in diNewExt Syz report UBSAN: array-index-out-of-bounds in fs/jfs/jfsimap.c:2360:2 Index -878706688 is out of range for the type 'struct iagctl128' CPU: 1 PID: 5065 Comm:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: usb: dwc3: gadget: Bail out from dwc3gadgetexit if dwc-gadget is NULL. There exists a possible scenario in which dwc3gadgetinit may fail: during the switch between peripheral and host modes in dwc3setmode, and if a pending gadget...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition when detecting delalloc ranges during fiemap For fiemap, we recently stopped locking the target extent range for the entire duration of the fiemap call, in order to avoid a deadlock in a scenario whe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: bpf, cgroup: Fixed a kernel bug in purgeeffectiveprogs Syzkaller reported a triggered kernel bug as follows: ------------ Cut here ----------- Kernel bug at kernel/bpf/cgroup.c:925! Invalid opcode: 0000 1 PREEMPT SMP NOPTI CPU...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ext4: Fixed an uninitialized value in ‘ext4evict inode’. Syzbot identified the following issue: ===================================================== BUG: KMSAN: Uninitialized value in ext4evict inode+0xdd/0x26b0,...