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 Linux kernel that originates from a memory allocation warning triggered when updating inline data in the ext4 file system...

CVE-2022-49911

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: enforce documented limit to prevent allocating huge memory Daniel Xu reported that the hash:net,iface type of the ipset subsystem does not limit adding the same network with different interfaces to a set, which...

CVE-2022-49899

In the Linux kernel, the following vulnerability has been resolved: fscrypt: stop using keyrings subsystem for fscryptmasterkey The approach of fs/crypto/ internally managing the fscryptmasterkey structs as the payloads of "struct key" objects contained in a "struct key" keyring has outlived its...

DEBIAN-CVE-2022-49890

In the Linux kernel, the following vulnerability has been resolved: capabilities: fix potential memleak on error path from vfsgetxattralloc In capinodegetsecurity, we will use vfsgetxattralloc to complete the memory allocation of tmpbuf, if we have completed the memory allocation of tmpbuf, but...

CVE-2022-49805

In the Linux kernel, the following vulnerability has been resolved: net: lan966x: Fix potential null-ptr-deref in lan966xstatsinit lan966xstatsinit calls createsinglethreadworkqueue and not checked the ret value, which may return NULL. And a null-ptr-deref may happen: lan966xstatsinit...

UBUNTU-CVE-2022-49890

In the Linux kernel, the following vulnerability has been resolved: capabilities: fix potential memleak on error path from vfsgetxattralloc In capinodegetsecurity, we will use vfsgetxattralloc to complete the memory allocation of tmpbuf, if we have completed the memory allocation of tmpbuf, but...

CVE-2025-37793

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix null-ptr-deref in avscomponentprobe devmkasprintf returns NULL when memory allocation fails. Currently, avscomponentprobe does not check for this case, which results in a NULL pointer dereference...

DEBIAN-CVE-2025-37793

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix null-ptr-deref in avscomponentprobe devmkasprintf returns NULL when memory allocation fails. Currently, avscomponentprobe does not check for this case, which results in a NULL pointer dereference...

UBUNTU-CVE-2025-37793

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix null-ptr-deref in avscomponentprobe devmkasprintf returns NULL when memory allocation fails. Currently, avscomponentprobe does not check for this case, which results in a NULL pointer dereference...

CVE-2022-49911 netfilter: ipset: enforce documented limit to prevent allocating huge memory

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: enforce documented limit to prevent allocating huge memory Daniel Xu reported that the hash:net,iface type of the ipset subsystem does not limit adding the same network with different interfaces to a set, which...

CVE-2022-49911

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: enforce documented limit to prevent allocating huge memory Daniel Xu reported that the hash:net,iface type of the ipset subsystem does not limit adding the same network with different interfaces to a set, which...

CVE-2022-49911

In CVE-2022-49911, the Linux kernel's netfilter ipset hash:net,iface type could exhaust memory because it did not enforce the documented limit of storing more than 64 networks with distinct interfaces in a single set. The issue is addressed by applying the documented restriction (max 64 interface...

CVE-2022-49911 netfilter: ipset: enforce documented limit to prevent allocating huge memory

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: enforce documented limit to prevent allocating huge memory Daniel Xu reported that the hash:net,iface type of the ipset subsystem does not limit adding the same network with different interfaces to a set, which...

CVE-2022-49902 block: Fix possible memory leak for rq_wb on add_disk failure

In the Linux kernel, the following vulnerability has been resolved: block: Fix possible memory leak for rqwb on adddisk failure kmemleak reported memory leaks in deviceadddisk: kmemleak: 3 new suspected memory leaks unreferenced object 0xffff88800f420800 size 512: comm "modprobe", pid 4275, jiffi...

CVE-2022-49899 fscrypt: stop using keyrings subsystem for fscrypt_master_key

In the Linux kernel, the following vulnerability has been resolved: fscrypt: stop using keyrings subsystem for fscryptmasterkey The approach of fs/crypto/ internally managing the fscryptmasterkey structs as the payloads of "struct key" objects contained in a "struct key" keyring has outlived its...

CVE-2022-49832

Technical details about CVE-2022-49832 (pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map) are not publicly provided in the supplied connected documents. Monitor for updates.

CVE-2022-49832 pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix null pointer dereferencing in pinctrldttomap Here is the BUG report by KASAN about null pointer dereference: BUG: KASAN: null-ptr-deref in strcmp+0x2e/0x50 Read of size 1 at addr 0000000000000000 by task...

CVE-2022-49832 pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map

In the Linux kernel, the following vulnerability has been resolved: pinctrl: devicetree: fix null pointer dereferencing in pinctrldttomap Here is the BUG report by KASAN about null pointer dereference: BUG: KASAN: null-ptr-deref in strcmp+0x2e/0x50 Read of size 1 at addr 0000000000000000 by task...

CVE-2025-37793 ASoC: Intel: avs: Fix null-ptr-deref in avs_component_probe()

In the Linux kernel, the following vulnerability has been resolved: ASoC: Intel: avs: Fix null-ptr-deref in avscomponentprobe devmkasprintf returns NULL when memory allocation fails. Currently, avscomponentprobe does not check for this case, which results in a NULL pointer dereference...

CVE-2025-37793

CVE-2025-37793 affects the Linux kernel ASoC: Intel avs driver. The vulnerability arises when avs_component_probe() dereferences a NULL from devm_kasprintf() if memory allocation fails, leading to a NULL pointer dereference. A fix was implemented in the kernel to check for NULL from devm_kasprint...