Privilege Escalation

policykit is vulnerable to privilege escalation.The vulnerability allows any unprivileged user to gain root privileges on the vulnerable host...

Slackware Linux 14.0 / 14.1 / 14.2 / current polkit Vulnerability (SSA:2022-025-02)

The version of polkit installed on the remote host is prior to 0.105 / 0.113 / 0.120. It is, therefore, affected by a vulnerability as referenced in the SSA:2022-025-02 advisory. - A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid...

CVE-2021-4145

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

DEBIAN-CVE-2021-4145

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

AZL-8347 CVE-2021-4145 affecting package qemu for versions less than 6.2.0-2

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

CVE-2021-4145

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

Null pointer dereference

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

CVE-2021-4145

A NULL pointer dereference issue was found in the block mirror layer of QEMU in versions prior to 6.2.0. The self pointer is dereferenced in mirrorwaitonconflicts without ensuring that it's not NULL. A malicious unprivileged user within the guest could use this flaw to crash the QEMU process on t...

polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector

A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid tool designed to allow unprivileged users to run commands as privileged users according predefined policies. The current version of pkexec doesn't handle the calling parameters coun...

polkit: Local privilege escalation in pkexec due to incorrect handling of argument vector

A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid tool designed to allow unprivileged users to run commands as privileged users according predefined policies. The current version of pkexec doesn't handle the calling parameters coun...

CVE-2022-0358

A flaw was found in the QEMU virtio-fs shared file system daemon virtiofsd implementation. This flaw is strictly related to CVE-2018-13405. A local guest user can create files in the directories shared by virtio-fs with unintended group ownership in a scenario where a directory is SGID to a certa...

CVE-2021-4034

A local privilege escalation vulnerability was found on polkit's pkexec utility. The pkexec application is a setuid tool designed to allow unprivileged users to run commands as privileged users according predefined policies. The current version of pkexec doesn't handle the calling parameters coun...

Micro Focus Operations Agent 安全漏洞

Micro Focus Operations Agent is a software application from Micro Focus UK. monitors and manages systems and applications deployed in a networked environment from a centralized console. A security vulnerability exists in Micro Focus Operations Agent that can be exploited by an unprivileged local...

CVE-2021-3996

A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem. This flaw allows a local user on a vulnerable system to unmount other users' filesystems that are either world-writable themselves like /tmp or mounted in a...

CVE-2021-3995

A logic error was found in the libmount library of util-linux in the function that allows an unprivileged user to unmount a FUSE filesystem. This flaw allows an unprivileged local attacker to unmount FUSE filesystems that belong to certain other users who have a UID that is a prefix of the UID of...

[SECURITY] [DSA 5055-1] util-linux security update

------------------------------------------------------------------------- Debian Security Advisory DSA-5055-1 [email protected] https://www.debian.org/security/ Salvatore Bonaccorso January 24, 2022 https://www.debian.org/security/faq -...

kernel: fs_context: heap overflow in legacy parameter handling

A heap-based buffer overflow flaw was found in the way the legacyparseparam function in the Filesystem Context functionality of the Linux kernel verified the supplied parameters length. An unprivileged in case of unprivileged user namespaces enabled, otherwise needs namespaced CAPSYSADMIN privile...

PT-2022-1460 · Unknown +5 · Util-Linux +5

Name of the Vulnerable Software and Affected Versions: util-linux affected versions not specified Description: A logic error was found in the libmount library of util-linux, allowing an unprivileged user to unmount a FUSE filesystem. This flaw enables a local user on a vulnerable system to unmoun...

PT-2022-1414 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions 5.14 through 5.16.4 Description: The issue is related to a use-after-free vulnerability in the Linux kernel, specifically in the kernel/ucount.c file, when unprivileged user namespaces are enabled. This allows a ucounts...

USN-5249-1 usbview vulnerability

It was discovered that USBView allowed unprivileged users to run usbview as root. A local attacker could use this vulnerability to gain administrative privileges or cause a denial of service...