Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: Fixed the double-free of the elf header buffer. After the patch provided by b3e34a47f989 “x86/kexec: fix memory leak of elf header buffer”, the use of image-elfheaders in the error path of crashloadsegments is no longe...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: coresight: Holding csfgcfgcsdevlock while removing cscfg from csdev. There may be a race condition related to coresight configuration: CPU0 CPU1 perf enable load module cscfgloadconfigsets Activate configuration. // sysfs...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ubifs: A memory leak was fixed in ubifssysfsinit. When using insmod ubifs.ko, a kmemleak was reported as follows: Unreferenced object: 0xffff88817fb1a780 size 8 Source: comm "insmod", pid 25265, jiffies 4295239702 age 100.130s He...

Astra Linux – Vulnerability in Qemu

An infinite loop flaw was discovered in the e1000 NIC emulator of QEMU. This issue occurs when processing transmit tx descriptors in processtxdesc, especially if various descriptor fields are initialized with invalid values. This flaw allows a guest to consume CPU cycles on the host, resulting in...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: BPF: Fixed potential improper dereferencing of pointers in bpfsysbpf. The bpfsysbpf helper function allows an eBPF program to load another eBPF program from within the kernel. In this case, the argument union bpfattr pointer...

Astra Linux – Vulnerability in bind9

If a server hosts a zone containing a “KEY” Resource Record, or if a resolver validates a “KEY” Resource Record from a DNSSEC-signed domain in its cache, a client can exhaust resolver CPU resources by sending a stream of SIG0 signed requests. This issue affects BIND 9 versions 9.0.0 through...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed a NULL dereference bug. The issue arises when this function is called from ntfsloadattrlist. The value of “size” is calculated as le32tocpuattr-res.datasize. On 64-bit systems, this does not cause an overflow, but...

Astra Linux – Vulnerability in libstb

stbimage is a single-file library licensed under MIT, used for processing images. If stbiloadgifmain in stbiloadgiffrommemory fails, it returns a null pointer and may leave the z variable uninitialized. If the caller also sets the vertical flipping flag, the process continues by calling...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: The KCOV instrumentation is disabled after the loadsegments function is called. The loadsegments function modifies segment registers, invalidating the GS base—something that KCOV relies on for per-cpu data. When...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISC-V: kexec – Fix for memory leak in the fdt buffer This issue was reported by the kmemleak detector: Unreferenced object: 0xff60000082864000 size: 9588 Command: “kexec”, PID: 146; Jiffies: 4294900634 age: 64.788 seconds Hex du...

Astra Linux – Vulnerability in htmldoc

A buffer under-reading issue based on stacks in the htmldoc before version 1.9.12 allows attackers to cause a denial of service by using a crafted BMP image with the imageloadbmp function...

Astra Linux – Vulnerability in libstb

stbimage.h 2.27 contains a heap-based buffer within stbijpegload, which can lead to information disclosure or denial of service...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: arm64: kexec: The kexecbuf structure was previously declared without initialization. The patch series “kexec: Fix invalid field access” addresses this issue. The kexecBuf structure was declared without being initialized. The comm...

Astra Linux – Vulnerability in ffmpeg, ffmpeg5

FFmpeg 7.0 is vulnerable to Buffer Overflow. There is a negative-size-param bug at libavcodec/mpegvideoenc.c:1216:21 in loadinputpicture in FFmpeg7.0...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RISC-V: kexec – Fix for memory leak in the elf header buffer This issue was reported by the kmemleak detector: Unreferenced object: 0xff2000000403d000 size: 4096 Command: “kexec”, PID: 146, Jiffies: 4294900633 Age: 64.792 seconds...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ip: Fixed data races related to sysctlipprotsock. sysctlipprotsock is accessed concurrently, and there is always a chance of data races occurring. Therefore, both readers and writers require some basic protection to avoid...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Fixed a combination of JIT blinding and pointers to bpf subprogs. The combination of JIT blinding and pointers to bpf subprogs causes the following issue: 36.989548 BUG: Unable to handle a page fault for address:...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: idpf: Error handling in the inittask during loading was fixed. If the inittask fails during driver loading, we end up with no vports and netdevs, effectively failing the entire process. In that state, a subsequent reset will resu...

Astra Linux – Vulnerability in pyyaml

A vulnerability was discovered in the PyYAML library in versions prior to 5.3.1. In these versions, the library is susceptible to arbitrary code execution when it processes untrusted YAML files using the fullload method or the FullLoader loader. Applications that use this library to process...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: x86/kexec: fixed the memory leak in the elf header buffer. This issue was reported by the kmemleak detector: Unreferenced object 0xffffc900002a9000 size 4096: comm “kexec”, pid 14950, jiffies 4295110793 age 373.951s Hex dump firs...