kernel: bounds: Use the right number of bits for power-of-two CONFIG_NR_CPUS

A vulnerability was found in the Linux kernel related to the improper handling of power-of-two values for CONFIGNRCPUS. The bitsper function incorrectly rounds up to the next power of two when given a power of two, causing crashes on certain systems...

Ubuntu 16.04 LTS / 18.04 LTS : Linux kernel vulnerabilities (USN-7069-1)

The remote Ubuntu 16.04 LTS / 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7069-1 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

Microarchitectural Cache Side-Channel Attacks

Bulletin ID: AMD-SB-7025 Potential Impact: N/A Severity: N/A Summary Researchers from Azure® Research, Microsoft® have provided to AMD a paper titled “Principled Microarchitectural Isolation on Cloud CPUs.” In their paper, the researchers describe a potential side-channel vulnerability on AMD CPU...

CentOS 7 : kernel-alt (RHSA-2020:0174)

The remote CentOS Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2020:0174 advisory. - In the Linux kernel through 4.19, a use-after-free can occur due to a race condition between fanoutadd from setsockopt and bind on an AFPACKET socket...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-7003-5)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7003-5 advisory. It was discovered that the JFS file system contained an out-of-bounds read vulnerability when printing xattr debug information. A local attacker could us...

PT-2025-17629

Name of the Vulnerable Software and Affected Versions Intel CPUs from 9th generation onward affected versions not specified Description The issue is related to a flaw in the branch predictor component of Intel CPUs, which can be exploited to leak sensitive data from privileged memory. This is due...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7009-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7009-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7007-2)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7007-2 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use this to caus...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7007-3)

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-7007-3 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

SUSE CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

AZL-49341 CVE-2024-46681 affecting package kernel 5.15.200.1-1

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

AZL-49328 CVE-2024-46681 affecting package kernel 6.6.126.1-1

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

UBUNTU-CVE-2024-46681

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

CVE-2024-46681 pktgen: use cpus_read_lock() in pg_net_init()

In the Linux kernel, the following vulnerability has been resolved: pktgen: use cpusreadlock in pgnetinit I have seen the WARNONsmpprocessorid != cpu firing in pktgenthreadworker during tests. We must use cpusreadlock/cpusreadunlock around the foreachonlinecpucpu loop. While we are at it use...

Ubuntu 20.04 LTS / 22.04 LTS : Linux kernel vulnerabilities (USN-7007-1)

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-7007-1 advisory. Chenyuan Yang discovered that the CEC driver driver in the Linux kernel contained a use-after-free vulnerability. A local attacker could use...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7003-3)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7003-3 advisory. It was discovered that the JFS file system contained an out-of-bounds read vulnerability when printing xattr debug information. A local attacker could us...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-7003-2)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7003-2 advisory. It was discovered that the JFS file system contained an out-of-bounds read vulnerability when printing xattr debug information. A local attacker could us...

Ubuntu 20.04 LTS : Linux kernel vulnerabilities (USN-7003-1)

The remote Ubuntu 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7003-1 advisory. It was discovered that the JFS file system contained an out-of-bounds read vulnerability when printing xattr debug information. A local attacker could us...

FreeBSD : Intel CPUs -- multiple vulnerabilities (d5026193-6fa2-11ef-99bc-1c697a616631)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the d5026193-6fa2-11ef-99bc-1c697a616631 advisory. Intel reports: A potential security vulnerability in the Running Average Power Limit RAPL...

CVE-2024-43647

A vulnerability has been identified in SIMATIC S7-200 SMART CPU CR40 6ES7288-1CR40-0AA0 All versions, SIMATIC S7-200 SMART CPU CR60 6ES7288-1CR60-0AA0 All versions, SIMATIC S7-200 SMART CPU SR20 6ES7288-1SR20-0AA0 All versions, SIMATIC S7-200 SMART CPU SR20 6ES7288-1SR20-0AA1 All versions, SIMATI...