CVE-2024-27051 cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051 cpufreq: brcmstb-avs-cpufreq: add check for cpufreq_cpu_get's return value

In the Linux kernel, the following vulnerability has been resolved: cpufreq: brcmstb-avs-cpufreq: add check for cpufreqcpuget's return value cpufreqcpuget may return NULL. To avoid NULL-dereference check it and return 0 in case of error. Found by Linux Verification Center linuxtesting.org with...

CVE-2024-27051

CVE-2024-27051 centers on the Linux kernel’s cpufreq/brcmstb-avs-cpufreq code. The underlying issue is that cpufreq_cpu_get could return NULL, risking a NULL dereference. The fix adds a check and returns 0 on error, as described in the advisory lines: “cpufreq_cpu_get may return NULL. To avoid NU...

kernel: cpufreq: qcom-hw: Fix memory leak in qcom_cpufreq_hw_read_lut()

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom-hw: Fix memory leak in qcomcpufreqhwreadlut If "cpudev" fails to get opp table in qcomcpufreqhwreadlut, the program will return, resulting in "table" resource is not released...

kernel: cpufreq: davinci: Fix clk use after free

In the Linux kernel, the following vulnerability has been resolved: cpufreq: davinci: Fix clk use after free The remove function first frees the clks and only then calls cpufrequnregisterdriver. If one of the cpufreq callbacks is called just before cpufrequnregisterdriver is run, the freed clks...

UBUNTU-CVE-2022-48657

In the Linux kernel, the following vulnerability has been resolved: arm64: topology: fix possible overflow in amufiesetup cpufreqgethwmaxfreq returns max frequency in kHz as unsigned int, while freqinvsetmaxratio gets passed this frequency in Hz as 'u64'. Multiplying max frequency by 1000 can...

CVE-2022-48657

In the Linux kernel, the following vulnerability has been resolved: arm64: topology: fix possible overflow in amufiesetup cpufreqgethwmaxfreq returns max frequency in kHz as unsigned int, while freqinvsetmaxratio gets passed this frequency in Hz as 'u64'. Multiplying max frequency by 1000 can...

CVE-2024-26842

In the Linux kernel, the following vulnerability has been resolved: scsi: ufs: core: Fix shift issue in ufshcdclearcmd When tasktag = 32 in MCQ mode and sizeofunsigned int == 4, 1U Workqueue: ufsehwq0 ufshcderrhandler Call trace: dumpbacktrace+0xf8/0x144 showstack+0x18/0x24 dumpstacklvl+0x78/0x9c...

SUSE CVE-2020-36776

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

DEBIAN-CVE-2020-36776

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

CVE-2020-36776

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

UBUNTU-CVE-2020-36776

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

CVE-2020-36776

In the Linux kernel, the following vulnerability has been resolved: thermal/drivers/cpufreqcooling: Fix slab OOB issue Slab OOB issue is scanned by KASAN in cpupowertofreq. If power is limited below the power of OPP0 in EM table, it will cause slab out-of-bound issue with negative array index...

kernel: cpufreq: Init completion before kobject_init_and_add()

An initialization order bug was found in the Linux kernel's cpufreq subsystem during policy allocation. A local user can trigger this issue when CPU frequency policy initialization fails after kobject registration but before completion initialization, causing the cleanup path to attempt to use an...

kernel: cpufreq: qcom: fix writes in read-only memory region

In the Linux kernel, the following vulnerability has been resolved: cpufreq: qcom: fix writes in read-only memory region This commit fixes a kernel oops because of a write in some read-only memory: 9.068287 Unable to handle kernel write to read-only memory at virtual address ffff800009240ad8...

kernel: cpufreq: Init completion before kobject_init_and_add()

An initialization order bug was found in the Linux kernel's cpufreq subsystem during policy allocation. A local user can trigger this issue when CPU frequency policy initialization fails after kobject registration but before completion initialization, causing the cleanup path to attempt to use an...

USN-6283-1: Linux kernel vulnerabilities

Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically proximate attacker could use this to cause a denial of service bluetooth communication. CVE-2023-2002 Zheng Zhang discovered that the...

Ubuntu 23.04 : Linux kernel vulnerabilities (USN-6283-1)

The remote Ubuntu 23.04 host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6283-1 advisory. Ruihan Li discovered that the bluetooth subsystem in the Linux kernel did not properly perform permissions checks when handling HCI sockets. A physically...