USN-7856-1 linux-hwe-6.14 vulnerabilities

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores, potentially resulting in the leakage of privileged information. A local attacker could possibly use this to...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: The issue of destroying KFD debugfs after destroying KFD wq has been addressed. Since the KFD proc content was moved to the kernel debugfs, we cannot destroy KFD debugfs before calling kfdprocessDestroywq. Moving...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/display: Check linkres-hpodplinkenc before using it. WHAT & HOW The functions dpenablelinkPhy and dpdisablelinkPhy can pass linkres without initializing hpodplinkenc. It is necessary to check for null values before...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: fixed a Null pointer dereference vulnerability Why A Null pointer dereference vulnerability exists in the cleanup function dcdestruct of the AMD display driver’s DC module. When the construction of the display...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check should be added for getfirstactivedisplay. The function modhdcphdcp1enableencryption calls the function getfirstactivedisplay, but does not check its return value. The return value is a null...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: A null pointer check was added in modhdcphdcp1createsession. The function modhdcphdcp1createsession calls the function getfirstactivedisplay, but does not check its return value. The return value is a null pointe...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: cpufreq/amd-pstate: A missing NULL pointer check was added in amdpstateupdate. Check if the policy variable is NULL before dereferencing it in amdpstateupdate...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerabilities have been resolved: drm/amd/pm: fixed null pointer access issues. Writing a string without delimiters ' ', '\n', '\0' to the under gpuod/fanctrl sysfs or pppowerProfileMode for the CUSTOM profile will result in a null pointer dereference...

Astra Linux – Vulnerability in Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Added more checks for DSC / HUBP ONO guarantees REASON For non-zero DSC instances, it’s possible that the HUBP domain required to drive sequential ONO ASICs is not met. This could cause the logic to enter an...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: drm/amdkfd: Do not call mmput from the MMU notifier callback. If the process exits, the mmput call within the MMU notifier callback from compactd, fork, or numa balancing may release the last reference to the mm struct. This coul...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

A transient execution vulnerability in some AMD processors may allow an attacker to extract data from previous memory stores, potentially leading to the leakage of privileged information...

USN-7833-4: Linux kernel (GCP) vulnerabilities

Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Köpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infer data from previous stores, potentially resulting in the leakage of privileged information. A local attacker could possibly use this to...

EUVD-2023-60045

Nagios XI versions prior to 5.11.3 are vulnerable to cross-site scripting XSS and cross-site request forgery CSRF via the Hypermap Replay component. An attacker can submit crafted input that is not properly validated or escaped, allowing injection of malicious script that executes in the context ...

AMD Graphics August 2025 Security Update

AMD has informed HP of potential vulnerabilities in some AMD Graphics components, which might lead to loss of confidentiality, loss of integrity, loss of availability, system crash, arbitrary writes, out of bounds read, or denial of service. AMD is releasing software updates to mitigate the...

TEE.fail: Breaking Trusted Execution Environments via DDR5 Memory Bus Interposition

In this paper, the researchers show that the security guarantees of modern TEE offerings by Intel and AMD can be broken cheaply and easily, by building a memory interposition device that allows attackers to physically inspect all memory traffic inside a DDR5 server...

Ubuntu 25.04 : AMD Microcode vulnerabilities (USN-7848-1)

The remote Ubuntu 25.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7848-1 advisory. Oleksii Oleksenko, Cedric Fournet, Jana Hofmann, Boris Kpf, Stavros Volos, and Flavien Solt discovered that some AMD processors may allow an attacker to infe...

KVM: SVM: Skip fastpath emulation on VM-Exit if next RIP isn't valid

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New TEE.Fail Side-Channel Attack Extracts Secrets from Intel and AMD DDR5 Secure Enclaves

A group of academic researchers from Georgia Tech, Purdue University, and Synkhronix have developed a side-channel attack called TEE.Fail that allows for the extraction of secrets from the trusted execution environment TEE in a computer's main processor, including Intel's Software Guard eXtension...

Amazon Linux 2023 : bpftool6.12, kernel6.12, kernel6.12-devel (ALAS2023-2025-1254)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1254 advisory. In the Linux kernel, the following vulnerability has been resolved: iouring/kbuf: always use READONCE to read ring provided buffer lengths CVE-2025-39816 In the Linux kernel, the following...

PT-2025-51725

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue with the RDSEED instruction on Zen5 processors, where 16-bit and 32-bit register output variants may return a random value of 0 at an inconsistent rate...