kernel: fix 'struct pid' leaks in 'dbgfs_target_ids_write()'

In the Linux kernel, the following vulnerability has been resolved: mm/damon/dbgfs: fix 'struct pid' leaks in 'dbgfstargetidswrite' DAMON debugfs interface increases the reference counts of 'struct pid's for targets from the 'targetids' file write callback 'dbgfstargetidswrite', but decreases the...

Huawei HarmonyOS 安全漏洞

Huawei HarmonyOS is an operating system from Huawei China. It provides a full-scenario distributed operating system based on a microkernel. A security vulnerability exists in Huawei HarmonyOS, which stems from improper update of reference counts. An attacker could exploit the vulnerability to cau...

Red Hat Enterprise Linux 资源管理错误漏洞

Red Hat Enterprise Linux is a Linux operating system for business users from Red Hat, Inc. A security vulnerability in Red Hat Enterprise Linux exists because the onstreamio function and the dnsstreamcomplete function in resolved-dns-stream.c do not increment the reference count of a DnsStream...

CVE-2022-2327

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

CVE-2022-2327

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

PT-2022-7703 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel versions prior to the version containing commit df3f3bb5059d20ef094d6b2f0256c4bf4127a859 Description: The issue is related to a double free vulnerability in the Linux kernel, specifically with the io uring feature. This...

CVE-2022-2327 Use-after-free in io_uring ad work_flags in Linux Kernel

iouring use workflags to determine which identity need to grab from the calling process to make sure it is consistent with the calling process when executing IORINGOP. Some operations are missing some types, which can lead to incorrect reference counts which can then lead to a double free. We...

DEBIAN-CVE-2022-26364

x86 pv: Insufficient care with non-coherent mappings This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen maintains a type reference count for pages, in addition to a regular reference count. This scheme is used to...

CVE-2022-26364

x86 pv: Insufficient care with non-coherent mappings This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen maintains a type reference count for pages, in addition to a regular reference count. This scheme is used to...

CVE-2022-26363

x86 pv: Insufficient care with non-coherent mappings This CNA information record relates to multiple CVEs; the text explains which aspects/vulnerabilities correspond to which CVE. Xen maintains a type reference count for pages, in addition to a regular reference count. This scheme is used to...

CVE-2022-22195

An Improper Update of Reference Count vulnerability in the kernel of Juniper Networks Junos OS Evolved allows an unauthenticated, network-based attacker to trigger a counter overflow, eventually causing a Denial of Service DoS. This issue affects Juniper Networks Junos OS Evolved: All versions...

PT-2021-8071 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to the DAMON debugfs interface in the Linux kernel, which increases the reference counts of struct pids for targets from the 'target ids' file write callback dbgfs...

CVE-2020-11935

A flaw improperly managed inode reference counts in the vfsubdentryopen in the Linux kernel aufs subsystem was found in the way local user calls vfsubdentryopen method. A local user could use this flaw to crash the system...

Denial Of Service (DoS)

linux is vulnerable to denial of service DoS. The vulnerability exists as aufs improperly managed inode reference counts in the vfsubdentryopen method...

LSN-0070-1: Kernel Live Patch Security Notice

Mauricio Faria de Oliveira discovered that the aufs implementation in the Linux kernel improperly managed inode reference counts in the vfsubdentryopen method. A local attacker could use this vulnerability to cause a denial of service. CVE-2020-11935...

LSN-0070-1 Kernel Live Patch Security Notice

Mauricio Faria de Oliveira discovered that the aufs implementation in the Linux kernel improperly managed inode reference counts in the vfsubdentryopen method. A local attacker could use this vulnerability to cause a denial of service. CVE-2020-11935...

USN-4440-1: linux kernel vulnerabilities

It was discovered that the network block device nbd implementation in the Linux kernel did not properly check for error conditions in some situations. An attacker could possibly use this to cause a denial of service system crash. CVE-2019-16089 It was discovered that the kernel-user space relay...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4439-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4439-1 advisory. It was discovered that the network block device nbd implementation in the Linux kernel did not properly check for error conditions in some situations. An...

Ubuntu 18.04 LTS : linux kernel vulnerabilities (USN-4440-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4440-1 advisory. It was discovered that the network block device nbd implementation in the Linux kernel did not properly check for error conditions in some situations. An...

USN-4427-1: Linux kernel vulnerabilities

It was discovered that the Kvaser CAN/USB driver in the Linux kernel did not properly initialize memory in certain situations. A local attacker could possibly use this to expose sensitive information kernel memory. CVE-2019-19947 Chuhong Yuan discovered that go7007 USB audio device driver in the...