Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: octeontx2-vf: Added a missing “free” field for “allocpercpu”. Added the “freepercpu” field for the allocated “vf-hw.lmtinfo” in order to avoid memory leaks, similar to the “pf-hw.lmtinfo” in...

Astra Linux – Vulnerability in Qemu

A issue was discovered in QEMU versions 7.1.0 through 8.2.1. In hw/pci/pciesriov.c, the registervfs function does not set NumVFs to PCISRIOVTOTALVF, resulting in improper interaction with hw/nvme/ctrl.c...

Astra Linux – Vulnerability in SQLite3

Before version 3.32.0, SQLite allowed a virtual table to be renamed to the name of one of its shadow tables, which are related to alter.c and build.c...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: bridge: Fixed a null pointer dereference in the vlan tunnel destination. This patch addresses a issue where a null pointer dereference occurred due to lockless access in the tunnel egress path. When deleting a vlan tunnel, t...

Astra Linux – Vulnerability in Qemu

QEMU 5.0.0 has a use-after-free issue in the hw/usb/hcd-xhci.c file, as the return value of usbpacketmap is not checked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: swiotlb: Fixed the issue of double-allocation of slots due to incorrect alignment handling. The commit bbb73a103fbb “swiotlb: fix a braino in the alignment check fix” addressed the issue in commit 0eee5ae10256 “swiotlb: fix sl...

Astra Linux – Vulnerability in Qemu

It was found that the patch for CVE-2020-17380/CVE-2020-25085 is ineffective. As a result, QEMU becomes vulnerable to out-of-bounds read/write access issues that were previously identified in the SDHCI controller emulation code. This flaw allows a malicious privileged attacker to crash the QEMU...

Astra Linux – Vulnerability in OpenVPN

OpenVPN 2.5.1 and earlier versions allow remote attackers to bypass authentication and access control channel data on servers configured with deferred authentication. This can potentially lead to further information leaks...

Astra Linux – Vulnerability in docker.io

Moby is an open-source container framework developed by Docker Inc., distributed as Docker, Mirantis Container Runtime, and various other downstream projects/products. The Moby daemon component, dockerd, which was originally developed as “moby/moby”, is commonly referred to as Docker. Swarm Mode ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: crypto: hisilicon/qm – Requesting a reserved interrupt for the virtual function The device interrupt vector 3 is an error interrupt for physical functions, and it is also a reserved interrupt for virtual functions. However, the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: rustbinder: Avoid reading the written value in the offset array. When sending a transaction, its offset array is first copied into the target process’s virtual memory area vma. Then, the values are read back from there. This is...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: BPF: Use VMMAP instead of VMALLOC for the ringbuf area. After the commit 2fd3fb0be1d1 “KASAN, vmalloc: Unpoison VMALLOC pages after mapping”, non-VMALLOC mappings will be marked as accessible in getvmareanode when KASAN is enable...

Astra Linux – Vulnerability in Linux

A flaw was discovered in the KVM’s AMD code, responsible for supporting SVM nested virtualization. The flaw occurs during the processing of the VMCB virtual machine control block provided by the L1 guest, which is used to spawn or handle a nested guest L2. Due to improper validation of the “intct...

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

In the Linux kernel, the following vulnerability has been resolved: net: ena: Fixed incorrect descriptor freeing behavior. ENA has two types of TX queues: - Queues that only process TX packets arriving from the network stack. - Queues that only process TX packets forwarded to them by XDPREDIRECT ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: arm64: Fixed the descriptor address in kvmatswapdesc Using “u64 user hva + offset” to obtain the virtual addresses of S1/S2 descriptors seems incorrect, especially when offset is not zero. What we actually want to get for...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/amdgpu: The check for tiling flags during virtual display handling was bypassed. vkms utilizes the common amdgpu framebuffer creation mechanism. Additionally, since vkms does not support FB modifiers, there is no need to chec...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in the QEMU implementation of VMWare’s paravirtual RDMA device. The issue arises when handling the “PVRDMACMDCREATEMR” command due to improper memory remapping mremap. This flaw allows a malicious guest to crash the QEMU process on the host. The greatest threat posed by this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: Avoid corrupting the page-mapping in hugetlbmcopyatomicpte. In the MCOPYATOMICCONTINUE case with a non-shared VMA, the pages in the page cache are stored in the ptes. However, hugepageaddnewanonrmap is called for thes...

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

A flaw was discovered in KVM. When calling the KVMGETDEBUGREGS ioctl on 32-bit systems, there might be uninitialized portions of the kvm Debugregs structure that could be copied into user space, resulting in an information leak...

Astra Linux – Vulnerability in Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: i40e: Do not allow untrusted VFs to remove the administratively set MAC address. Currently, when a PF component administratively sets the MAC address of a VF, and the VF is disabled i.e., the VF attempts to delete all MAC...