Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: XDP: Use the flags field to disambiguate broadcast redirections When redirecting a packet using XDP, the bpfredirectmap helper function sets the redirection destination information in the struct bpfredirectinfo structure using th...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/amdgpu: Check the tbo resource pointer. Validate the tbo resource pointer; skip if it is NULL...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: A stack-out-of-bounds write occurred in devmap. The getupperifindexes function iterates over all upper devices and writes their indices into an array without checking bounds. As a result, callers may assume that the maximum...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: soc: imx8m: The SoC driver needs to be probed as a platform driver. With driverasyncprobe= in the kernel command line, the following trace was produced because on the i.MX8M Plus hardware, the soc-imx8m.c driver calls clkgetbynam...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed a mid leak that occurred during reconnection after a timeout threshold. When the number of responses with the status STATUSIOTIMEOUT exceeds a specified threshold NUMSTATUSIOTIMEOUT, we reconnect the connection...

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

In the Linux kernel, the following vulnerability has been resolved: nfc: nci: fixed the potential NULL pointer dereferencing in sendacknowledge This issue involves handling memory allocation failures caused by nciskballoc, which calls allocskb. This fix prevents potential NULL pointer dereference...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: netfilter: nftables: Always traverse all pending catchall elements. During transaction processing, there may be more than one pending catchall element: 1. One active pending catchall element, and 1 pending element that comes as...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RISCV: Stacktrace: Disabling KASAN checks for non-current tasks. When unwinding the stack of a task other than the current one, KASAN will report “BUG: KASAN: out-of-bounds access in walkstackframe+0x41c/0x460”. This same issue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: ixgbevf: Fixed a resource leak in ixgbevfinitmodule. ixgbevfinitmodule no longer destroys the workqueue created by createsinglethreadworkqueue when pciregisterdriver fails. Added destroyworkqueue in the failure path to prevent...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: exynos: Fixed the programming of HCIUTRLNEXUSTYPE. On the Google gs101, the number of UTP transfer request slots is 32. In this case, the driver incorrectly programs UTRLNEXUSTYPE as 0. This occurs because the left sid...

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

In the Linux kernel, the following vulnerability has been resolved: HID: core: removed the unnecessary WARNON function in the implement function. The syzkaller triggered a warning 1 when calling implement, attempting to write a value into a field of smaller size in an output report. Since impleme...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Increase ARCHDMAMINALIGN to 16 ARCHDMAMINALIGN is set to 1 by default, but some LoongArch-specific devices such as APBDMA require a 16-byte alignment. When the data buffer length is too small, the hardware may make an...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: LoongArch: Added architecture-specific hugepteclear function. When executing mm selftests and running vmtest.sh, the following error occurs: BUG: Incorrect page state in process uffd-unit-tests. Pfn: 00000; Page: refcount:0;...

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

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not ASSERT if the newly created subvolume has already been read. BUG There is a syzbot crash, triggered by the ASSERT during subvolume creation: Assertion failed: !anondev, in fs/btrfs/disk-io.c:1319 ----------- kernel...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: TCP: Added sanity tests to TCPQUEUESEQ Qingyu Li reported a syzkaller bug where the repro function changed the RCV SEQ after restoring data in the receive queue. mprotect0x4aa000, 12288, PROTREAD = 0 mmap0x1ffff000, 4096, PROTNON...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: irqchip/gic/realview: A refcount leak was fixed in realviewgicofinit. The function offindmatchingnodeandmatch returns a node pointer with a incremented refcount. We should use ofnodeput on it when there is no longer a need for...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, and Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: f2fs: The return value of f2fsrecoverfsyncdata has been fixed. With the following scripts, a panic will occur in f2fs: bash mkfs.f2fs -f /dev/vdd mount /dev/vdd /mnt/f2fs touch /mnt/f2fs/foo sync echo 111 /mnt/f2fs/foo f2fsio fsy...

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

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fixed an old BUGON in the control parser. Fixed a BUGON from 2009. Even if it seems “unreachable” I haven’t actually checked, let’s ensure it by removing it and instead using prerr and returning -EINVAL...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: md/raid10: check slab-out-of-bounds in mdbitmapgetcounter If we write a large number to md/bitmapsetbits, mdbitmapcheckpage will return -EINVAL because ‘page = bitmap-pages’. However, the returned value was not checked immediatel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: block: fixed an overflow in blkioctldiscard. There is no check for an overflow of ‘start + len’ in blkioctldiscard. A hung task may occur if a discard ioctl is submitted with the following parameters: start = 0x80000000000ff000,...