CVE-2022-33742

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-33740

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

Design/Logic Flaw

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-26365

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-33742

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-33742

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-33742

Summary: CVE-2022-33742 is tied to Linux Block and Network PV frontends leaking data due to sharing memory regions without zeroing and because grant-table granularity may expose data within the same 4K page as data shared with a backend. This is described alongside related CVEs (CVE-2022-26365, C...

CVE-2022-33742

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-33741

CVE-2022-33741 concerns Linux PV frontend frontends (Block and Network) used by Xen that leak data through memory sharing with the backend. The root cause described across sources is that these frontends do not zero memory regions before sharing them with the backend, and the grant table granular...

CVE-2022-33740

Linux disk/nic frontends data leaks This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Linux Block and Network PV device frontends don't zero memory regions before sharing them with the backend CVE-2022-26365,...

CVE-2022-26365

Astra Linux security bulletins summarize CVE-2022-26365 among several Linux kernel issues affecting Linux-5.10/5.15 series. They describe that Linux Block and Network PV device frontends do not zero memory regions before sharing with the backend, and that grant-table granularity can co-locate unr...

Citrix ADC MPX/SDX Fortville NIC Err-Disabled when LLDP Is enabled on Peer Switch/Router

If Citrix ADC is connected to a switch/router via Fortville NIC For example 10G port on MPX 8900, interface will show UP for a moment then go to Err-Disabled state. Running "show interface" command on ADC, you can find ADC Fortville NIC is in Err-Disabled State, along with TX Stall andHang counts...

Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 9. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from th...

ALSA-2022:5249 Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak CVE-2022-1012 kernel: race condition in perfeventopen leads to privilege escalation...

Important: kernel security and bug fix update

The kernel packages contain the Linux kernel, the core of any Linux operating system. Security Fixes: kernel: Small table perturb size in the TCP source port generation algorithm can lead to information leak CVE-2022-1012 kernel: race condition in perfeventopen leads to privilege escalation...

Realtek USB driver 安全漏洞

The Realtek USB driver is a series of gaming Ethernet family controller drivers from China-based Realtek Semiconductor Realtek. A security vulnerability exists in the Realtek USB FE/1GbE/2.5GbE/5GbE NIC Family, which stems from insufficient validation of parameter lengths in API functions. An...

Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: dm: fix mempool NULL pointer race when completing IO CVE-2021-47435 A memory leak flaw was found in the Linux kernel's DMA subsystem, in the way a user calls DMAFROMDEVICE. This flaw allows a local user to read...

Control domain memory leak issue on Citrix Hypervisor 8.2 with ixgbe driver version 5.5.2

When using intel NIC driver ixgbe version 5.5.2, OOM killer is killing XAPI process very frequently...

SUSE SLES12 Security Update : xen (SUSE-SU-2022:1375-1)

The remote SUSE Linux SLES12 host has packages installed that are affected by multiple vulnerabilities as referenced in the SUSE-SU-2022:1375-1 advisory. - An infinite loop flaw was found in the e1000 NIC emulator of the QEMU. This issue occurs while processing transmits tx descriptors in...

CVE-2021-20257

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