Astra Linux – Vulnerability in Qemu

QEMU 4.2.0 has a use-after-free issue in hw/net/e1000ecore.c, as a user of the guest OS can trigger an e1000e packet with the data’s address set to the e1000e’s MMIO address...

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

In the Linux kernel, the following vulnerability has been resolved: Binder: Fixed the race condition between mmput and doexit. Task A calls binderupdatepagerange to allocate and insert pages in a remote address space from Task B. To do this, Task A first pinches the remote memory region using...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sched/taskstack: fixed the objectisonstack function for KASAN-tagged pointers When CONFIGKASANSWTAGS and CONFIGKASANSTACK are enabled, the objectisonstack function may produce incorrect results due to the presence of tags in the...

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

In the Linux kernel, the following vulnerability has been resolved: ACPICA: Revert to the previous state where “ACPICA: Avoid Info: Mapping Multiple BARs. Your Kernel Is Fine”. Undo the modifications made in the commit d410ee5109a1 “ACPICA: Avoid “Info: Mapping Multiple BARs. Your Kernel Is Fine”...

Astra Linux – Vulnerability in Firefox and Thunderbird

A crafted URL containing Arabic script and whitespace characters could potentially hide the true origin of the page, leading to a potential spoofing attack. This vulnerability affects Firefox 133, Firefox ESR 128.5, Thunderbird 133, and Thunderbird 128.5...

Astra Linux – Vulnerability in Zabbix

When a URL is added to the map element, it is recorded in the database with a sequential ID. When adding a new URL, the system retrieves the previous value of the sysmapelementurlid and increments it by one. However, an issue arises when a user manually changes the sysmapelementurlid value by...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: SUNRPC: Fixed the svcdeferredevent trace class. Fixed a NULL dereference crash that occurs when an svcrqst is deferred, while the sunrpc tracing subsystem is enabled. svcrevisit sets dr-xprt to NULL, so it cannot be relied upon i...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: In isotp.bind, there is a need to check the CAN address family. A missing check was added to prevent binds that use a non-AFCAN address family. Syzbot created some code that correctly determined the appropriate size of the sockad...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powerpc/32: Fixed the hard lockup that occurred due to vmap stack overflow. Since the commit c118c7303ad5 “powerpc/32: Fixed vmap stack – Do not activate the MMU before reading the task struct”, a vmap stack overflow would result...

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

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: Fixed potential illegal address access in jffs2freeinode. During the stress testing of the jffs2 file system, the following abnormal outputs were found: 2430.649000 Unable to handle kernel paging request at virtual...

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: wifi: mac80211: Discard Beacon frames sent to non-broadcast addresses Beacon frames are required to be sent to the broadcast address. See IEEE Std 802.11-2020, 11.1.3.1: “The ‘Address 1’ field of the Beacon frame shall be set to...

Astra Linux – Vulnerability in u-boot

In Das U-Boot through 2022.07-rc5, an integer signedness error and resulting stack-based buffer overflow occur in the “i2c md” command, which allows for the corruption of the return address pointer of the doi2cmd function...

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

In the Linux kernel, the following vulnerability has been resolved: x86, relocs: Ignore relocations in the .notes section. When building with CONFIGXENPV=y, .text symbols are emitted into the .notes section so that Xen can find the “startupxen” entry point. This information is used before booting...

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

In the Linux kernel, the following vulnerability has been resolved: x86: stopped the use of stack-based calculations in the profilepc function. The profilepc function is used for timer-based profiling, which isn’t really that relevant anymore. It also makes assumptions about the stack layout that...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: rvcm: Fix the out-of-bound issue with vmemmap addresses In the sparse vmemmap model, the virtual address of vmemmap is calculated as: struct page VMEMMAPSTART - physrambase PAGESHIFT. The virtual address of a struct page can also...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: bpf: Don't use tnumrange on array range checking for poke descriptors Hsin-Wei reported a KASAN splat triggered by their BPF runtime fuzzer which is based on a customized syzkaller: BUG: KASAN: slab-out-of-bounds in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: s390/sclp: Fixed the check for NULL values in the SCCB field. The tracing code called by the SCLP interrupt handler contains early exits if the SCCB address associated with an interrupt is NULL. This check is performed after the...

Astra Linux – Vulnerability in exempi

The XMP Toolkit SDK versions 2020.1 and earlier are affected by an out-of-bounds read vulnerability that could lead to the disclosure of arbitrary memory. An attacker could exploit this vulnerability to bypass security measures such as ASLR. Exploiting this issue requires user interaction, as the...

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

In the Linux kernel, the following vulnerabilities have 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:...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/hyperv: Fixed an address space leak when the Hyper-V DRM device is removed. When a Hyper-V DRM device is probed, the driver allocates MMIO space for the vram and maps it as cacheable. If the device is removed, or if the devic...