cpufreq: CPPC: Fix possible null-ptr-deref for cppc_get_cpu_cost()

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Important: kernel

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nullblk: fix null-ptr-dereference while configuring 'power' and 'submitqueues' CVE-2024-36478 In the Linux kernel, the following vulnerability has been resolved: iouring: fix possible deadlock in...

UBUNTU-CVE-2024-53682

In the Linux kernel, the following vulnerability has been resolved: regulator: axp20x: AXP717: set rampdelay AXP717 datasheet says that regulator ramp delay is 15.625 us/step, which is 10mV in our case. Add a AXPDESCRANGESDELAY macro and update AXPDESCRANGES macro to expand to AXPDESCRANGESDELAY...

DEBIAN-CVE-2024-53231

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cpufreqcpugetraw cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference...

UBUNTU-CVE-2024-53230

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cppcgetcpucost cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference, so check NULL for cppcgetcpucost...

CVE-2024-53231 cpufreq: CPPC: Fix possible null-ptr-deref for cpufreq_cpu_get_raw()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cpufreqcpugetraw cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference...

CVE-2024-53230 cpufreq: CPPC: Fix possible null-ptr-deref for cppc_get_cpu_cost()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: CPPC: Fix possible null-ptr-deref for cppcgetcpucost cpufreqcpugetraw may return NULL if the cpu is not in policy-cpus cpu mask and it will cause null pointer dereference, so check NULL for cppcgetcpucost...

USN-7088-3: Linux kernel vulnerabilities

Ziming Zhang discovered that the VMware Virtual GPU DRM driver in the Linux kernel contained an integer overflow vulnerability. A local attacker could use this to cause a denial of service system crash. CVE-2022-36402 Several security issues were discovered in the Linux kernel. An attacker could...

DEBIAN-CVE-2024-50009

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return in case of error. Found by Linux Verification Center linuxtesting.org with SVACE...

DEBIAN-CVE-2024-50012

In the Linux kernel, the following vulnerability has been resolved: cpufreq: Avoid a bad reference count on CPU node In the parseperfdomain function, if the call to ofparsephandlewithargs returns an error, then the reference to the CPU device node that was acquired at the start of the function...

UBUNTU-CVE-2024-50012

In the Linux kernel, the following vulnerability has been resolved: cpufreq: Avoid a bad reference count on CPU node In the parseperfdomain function, if the call to ofparsephandlewithargs returns an error, then the reference to the CPU device node that was acquired at the start of the function...

PT-2024-33852

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to 6.6.58 Description: A vulnerability in the Linux kernel's cpufreq function has been resolved. The issue occurred in the parse perf domain function, where a bad reference count on the CPU node could happen if the...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from the cpufreqcpuget function potentially returning NULL, which unchecked could result in a null pointer...

USN-7069-2 linux-azure vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - CPU frequency scaling framework; - HW tracing; - ISDN/mISDN subsystem; -...

Ubuntu 14.04 LTS / 16.04 LTS : Linux kernel (Azure) vulnerabilities (USN-7069-2)

The remote Ubuntu 14.04 LTS / 16.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-7069-2 advisory. Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update...

USN-7069-1: Linux kernel vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - CPU frequency scaling framework; - HW tracing; - ISDN/mISDN subsystem; -...

USN-7069-1 linux, linux-aws, linux-aws-hwe, linux-azure-4.15, linux-gcp, linux-gcp-4.15, linux-hwe, linux-kvm, linux-oracle vulnerabilities

Several security issues were discovered in the Linux kernel. An attacker could possibly use these to compromise the system. This update corrects flaws in the following subsystems: - x86 architecture; - Cryptographic API; - CPU frequency scaling framework; - HW tracing; - ISDN/mISDN subsystem; -...

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...

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...

kernel: cpufreq: amd-pstate: fix memory leak on CPU EPP exit

In the Linux kernel, the following vulnerability has been resolved: cpufreq: amd-pstate: fix memory leak on CPU EPP exit The cpudata memory from kzalloc in amdpstateeppcpuinit is not freed in the analogous exit function, so fix that. rjw: Subject and changelog edits...