Oracle Linux 8 / 9 : Unbreakable Enterprise kernel (ELSA-2025-20520)

The remote Oracle Linux 8 / 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the ELSA-2025-20520 advisory. - perf: Fix perfeventvalidatesize lockdep splat Mark Rutland Orabug: 36261485 CVE-2023-6931 - perf: Fix perfeventvalidatesize Peter Zijlstra Orabu...

Last-Level Cache Attack

AMD ID: AMD-SB-7032 Potential Impact: N/A Severity: N/A Summary Researchers from Wuhan University have provided AMD with a paper titled “ZenLeak: Practical Last-Level Cache Side-Channel Attacks on AMD Zen Processors” in which they discuss prime and probe attacks targeting the Last-Level Cache LLC...

Return Address Stack Side Channel

Bulletin ID: AMD-SB-7031 Potential Impact: N/A Severity: N/A Summary Researchers from the Google® Security Team have reported to AMD a new method of exploiting the previously reported CVE-2023-20569 “Inception” vulnerability on “Zen 3” and “Zen 4” based architectures. AMD believes that the...

New ZenHammer Attack Bypasses Rowhammer Defenses on AMD CPUs

Cybersecurity researchers from ETH Zurich have developed a new variant of the RowHammer DRAM dynamic random-access memory attack that, for the first time, successfully works against AMD Zen 2 and Zen 3 systems despite mitigations such as Target Row Refresh TRR. "This result proves that AMD system...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-6325-1)

The remote Ubuntu 20.04 LTS / 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6325-1 advisory. Daniel Moghimi discovered that some IntelR Processors did not properly clear microarchitectural state after speculative execution of various...

Debian: Security Advisory (DLA-3525-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Fedora 38 : linux-firmware (2023-755b8bb6db)

The remote Fedora 38 host has a package installed that is affected by a vulnerability as referenced in the FEDORA-2023-755b8bb6db advisory. New firmware for AMD Zen CPUs to mitigate the AMD 'Inception' attack. Only needed for affected AMD users. Tenable has extracted the preceding description blo...

[SECURITY] [DLA 3525-1] linux-5.10 security update

Debian LTS Advisory DLA-3525-1 [email protected] https://www.debian.org/lts/security/ Ben Hutchings August 11, 2023 https://wiki.debian.org/LTS Package : linux-5.10 Version : 5.10.179-5deb10u1 CVE ID : CVE-2022-40982 CVE-2023-20569 CVE-2022-40982 Daniel Moghimi discovered Gather Data...

[SECURITY] [DSA 5475-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5475-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso August 11, 2023 https://www.debian.org/security/faq -...

[SECURITY] [DLA 3512-1] linux-5.10 security update

Debian LTS Advisory DLA-3512-1 [email protected] https://www.debian.org/lts/security/ Ben Hutchings August 2, 2023 https://wiki.debian.org/LTS Package : linux-5.10 Version : 5.10.179-3deb10u1 CVE ID : CVE-2023-2156 CVE-2023-3390 CVE-2023-3610 CVE-2023-20593 CVE-2023-31248 CVE-2023-35001...

Debian: Security Advisory (DSA-5461-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

Debian: Security Advisory (DSA-5462-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2023 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

[SECURITY] [DSA 5461-1] linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5461-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso July 30, 2023 https://www.debian.org/security/faq -...

Zenbleed: cross-process infoleak vulnerability in AMD Zen 2 Processors - everything you need to know

Learn about the impact in cloud environments of CVE-2023-20593, a cross-process information leak vulnerability in AMD Zen 2 Processors...

Vulnerability fixed in AMD Zen 2 platform

AMD has fixed a vulnerability in its Zen 2 platform. The involves a hardware vulnerability that allows a malicious person to able to read out part of the processor memory. The malicious party could theoretically use this to gain access to sensitive information, such as key material. Because this ...

Cross-Process Information Leak

Bulletin ID: AMD-SB-7008 Potential Impact: Information disclosure Severity: Medium Summary Under specific microarchitectural circumstances, a register in “Zen 2” CPUs may not be written to 0 correctly. This may cause data from another process and/or thread to be stored in the YMM register, which...

Vulnerabilities fixed in Citrix Hypervisor

Vulnerabilities have been fixed in Citrix Hypervisor and Citrix XenServer. The vulnerabilities potentially enable a malicious party to able to derive memory content from another virtual machine. These vulnerabilities are only present when the vulnerable products are used on AMD Zen 1 or AMD Zen 2...

CVE-2022-29900

Mis-trained branch predictions for return instructions may allow arbitrary speculative code execution under certain microarchitecture-dependent conditions...

glibc security update

2.28-151.0.1.el84 - merge RH patches for ol8-u4 release Review-exception: Patch merge - Provide glibc.pthread.mutexspincount tunable for pthread adaptive - spin mutex Orabug: 27982358. Reviewed-by: Qing Zhao - add Ampere emag to tunable cpu list Patrick McGehearty - add optimized memset for emag ...

kernel security and bug fix update

3.10.0-693.11.1.OL7 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey bug 24817676 3.10.0-693.11.1 - powerpc perf: Fix book3s kernel to userspace backtraces Gustavo...