Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: bpf: Fixed a reference count leak in bpfprogtestrunxdp syzbot reports: unregisternetdevice: Waiting for sit0 to become available. Usage count = 2. A debug printk patch revealed that a reference count is obtained at...

Astra Linux – Vulnerability in libmodbus

An invalid pointer in the modbusreceive function of libmodbus v3.1.6 allows attackers to cause a Denial of Service DoS by sending a crafted message to the unit-test-server...

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: drm/vgem-fence: Fix potential deadlock on release A timer that expires a vgem fence automatically in 10 seconds is now released with timerdeletesync from fence-ops.release called on last dmafenceput. In some scenarios, it can run...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ar5523: Proper endpoint verification should be enabled. Syzkaller reports that 1 encountered a warning regarding an endpoint in use that does not have the expected type. This issue can be fixed by checking the existence of...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: Setting the run context for the rawtp testrun callback. The syzbot reported a crash when the rawtp program was executed through the testrun interface, calling the bpfgetattachcookie helper or any other helper that accesses t...

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

In the Linux kernel, the following vulnerabilities have been resolved: Tracing: Build event generation tests are now performed only as modules. The kprobes and synth event generation test modules add events and lock them get a reference to those event files in the module initialization function,...

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

In the Linux kernel, the following vulnerability has been resolved: mmc: mmctest: Fixed the issue of NULL dereferencing upon allocation failure. If the allocation of test-highmem = allocpages fails, calling freepagestest-highmem will result in a NULL dereferencing. Additionally, the error code ha...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: powerpc/mm/fault: Fixed the reporting of kfence page faults. The copyfromkernelnofault function can be called when reading /proc/kcore. /proc/kcore may contain kfence objects that are not mapped, and reading these objects via...

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

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfsetpipapo: Fix for the initial map filling issue. The initial buffer must be initialized to “all-ones”, but this must be limited to the size of the first field, not the total field size. After each round of the map...

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: USB: Hub – Ignoring non-compliant devices with too many configurations or interfaces Robert Morris created a test program that can cause usbhubtostructhub to dereference a NULL or inappropriate pointer. Oops: General Protection...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: bpf, testrun: Fixed an use-after-free issue in ethskbpkttype. KMSAN reported a use-after-free issue in ethskbpkttype1. The cause of the issue was that ethskbpkttype accessed data from skb that did not contain an Ethernet heade...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: iommu/vt-d: avoided invalid memory access via nodeonlineNUMANONODE. KASAN reports: 4.668325 T0 BUG: KASAN: wild-memory-access in dmarparseonerhsa arch/x86/include/asm/bitops.h:214, arch/x86/include/asm/bitops.h:226,...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: testfirmware: fixed a memory leak in testfirmwareinit. When miscregister failed in testfirmwareinit, the memory pointed to by testfwconfig-name was not released. The memory leak information is as follows: Unreferenced object...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc64/bpf: The instruction “ldbrx” is limited to processors that comply with ISA v2.06. Johan reported the following crash with the testbpf function on the ppc64 e5500 architecture: testbpf: 296 ALUENDFROMLE 64:...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: swiotlb: Fixed the issue of information leakage due to DMAFROMDEVICE. The problem I’m addressing was discovered during the LTP test covering cve-2018-1000204. A brief description of what happens is as follows: 1 The test case sen...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: bfq: fixed a use-after-free in bfqdispatchrequest KASAN reported a use-after-free when performing normal scsi-mq tests 69832.239032 ================================================================== 69832.241810 BUG: KASAN:...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ath9khtc: fixed potential out-of-bounds access due to an invalid rxstatus-rskeyix parameter. The rxstatus-rskeyix parameter is eventually passed to testbit, so we need to ensure that it is within the allowed range of the bitmap...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: fixed a deadlock that occurred when hugetlboptimizevmemmap was enabled. When I performed hard offline tests with hugetlb pages, a deadlock occurred as follows:...

Astra Linux – Vulnerability in libmodbus

It was discovered that libmodbus v3.1.6 contains a use-after-free issue related to the ctx-backend pointer. This vulnerability allows attackers to trigger a Denial of Service DoS attack by sending a specially crafted message to the unit-test-server...

Astra Linux – Vulnerability in exiv2

Exiv2 is a command-line utility and C++ library for reading, writing, deleting, and modifying the metadata of image files. A assertion failure occurs when Exiv2 is used to modify the metadata of a specially crafted image file. An attacker could potentially exploit this vulnerability to cause a...