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 dmisysfsregisterhandle function not calling kobjectput when kobjectinitandadd fails, which could lead to...

UBUNTU-CVE-2022-48775

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix memory leak in vmbusaddchannelkobj kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd： If this function returns an error, kobjectput must be called to properly...

CVE-2022-48775 Drivers: hv: vmbus: Fix memory leak in vmbus_add_channel_kobj

In the Linux kernel, the following vulnerability has been resolved: Drivers: hv: vmbus: Fix memory leak in vmbusaddchannelkobj kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd： If this function returns an error, kobjectput must be called to properly...

CVE-2022-48753

A possible memory leak was found in diskregisterindependentaccessranges in the Linux kernel. This issue may lead to a crash...

CVE-2022-48753

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in diskregisterindependentaccessranges kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to properl...

CVE-2022-48753

CVE-2022-48753 : In the Linux kernel, a memory leak affects the disk Register/IA ranges path. The root cause is an extra reference from kobject_init_and_add() when it fails, leading to allocated memory not being freed. The fix adds a kobject_put() call to ensure proper cleanup and updates the blk...

CVE-2022-48753 block: fix memory leak in disk_register_independent_access_ranges

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in diskregisterindependentaccessranges kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to properl...

CVE-2022-48753 block: fix memory leak in disk_register_independent_access_ranges

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in diskregisterindependentaccessranges kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to properl...

CVE-2022-48753 block: fix memory leak in disk_register_independent_access_ranges

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in diskregisterindependentaccessranges kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to properl...

CVE-2022-48753

In the Linux kernel, the following vulnerability has been resolved: block: fix memory leak in diskregisterindependentaccessranges kobjectinitandadd takes reference even when it fails. According to the doc of kobjectinitandadd If this function returns an error, kobjectput must be called to properl...

SUSE CVE-2024-26993

In the Linux kernel, the following vulnerability has been resolved: fs: sysfs: Fix reference leak in sysfsbreakactiveprotection The sysfsbreakactiveprotection routine has an obvious reference leak in its error path. If the call to kernfsfindandget fails then kn will be NULL, so the companion...

AZL-40511 CVE-2024-26993 affecting package hyperv-daemons for versions less than 5.15.158.1-1

In the Linux kernel, the following vulnerability has been resolved: fs: sysfs: Fix reference leak in sysfsbreakactiveprotection The sysfsbreakactiveprotection routine has an obvious reference leak in its error path. If the call to kernfsfindandget fails then kn will be NULL, so the companion...

CVE-2024-26993 fs: sysfs: Fix reference leak in sysfs_break_active_protection()

In the Linux kernel, the following vulnerability has been resolved: fs: sysfs: Fix reference leak in sysfsbreakactiveprotection The sysfsbreakactiveprotection routine has an obvious reference leak in its error path. If the call to kernfsfindandget fails then kn will be NULL, so the companion...

CVE-2024-26993 fs: sysfs: Fix reference leak in sysfs_break_active_protection()

In the Linux kernel, the following vulnerability has been resolved: fs: sysfs: Fix reference leak in sysfsbreakactiveprotection The sysfsbreakactiveprotection routine has an obvious reference leak in its error path. If the call to kernfsfindandget fails then kn will be NULL, so the companion...

CVE-2023-52520

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned which needs to be disposed accordingly using kobjectput. Move the setting name validation...

CVE-2023-52520 platform/x86: think-lmi: Fix reference leak

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned which needs to be disposed accordingly using kobjectput. Move the setting name validation...

CVE-2023-52520 platform/x86: think-lmi: Fix reference leak

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned which needs to be disposed accordingly using kobjectput. Move the setting name validation...

CVE-2023-52520 platform/x86: think-lmi: Fix reference leak

In the Linux kernel, the following vulnerability has been resolved: platform/x86: think-lmi: Fix reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned which needs to be disposed accordingly using kobjectput. Move the setting name validation...

GSD-2021-1001733 cpufreq: schedutil: Destroy mutex before kobject_put() frees the memory

cpufreq: schedutil: Destroy mutex before kobjectput frees the memory This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.14.10 by commit...

GSD-2021-1001656 cpufreq: schedutil: Destroy mutex before kobject_put() frees the memory

cpufreq: schedutil: Destroy mutex before kobjectput frees the memory This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v5.10.71 by commit...