kernel: FUSE filesystem low-privileged user privileges escalation

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalat...

kernel: FUSE filesystem low-privileged user privileges escalation

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalat...

A flaw was found in the Linux kernel where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalate their privileges on the system.

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DEBIAN-CVE-2023-0386

A flaw was found in the Linux kernel, where unauthorized access to the execution of the setuid file with capabilities was found in the Linux kernel’s OverlayFS subsystem in how a user copies a capable file from a nosuid mount into another mount. This uid mapping bug allows a local user to escalat...

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 unauthorized access found in the Linux kernel's OverlayFS subsystem, where a user can copy an executable fil...

SUSE CVE-2005-2876

umount in util-linux 2.8 to 2.12q, 2.13-pre1, and 2.13-pre2, and other packages such as loop-aes-utils, allows local users with unmount permissions to gain privileges via the -r remount option, which causes the file system to be remounted with just the read-only flag, which effectively clears the...

SUSE CVE-2012-3409

ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev which creates a possible privilege escalation...

CVE-2021-3847

An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system...

DEBIAN-CVE-2021-3847

An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system...

AZL-9301 CVE-2021-3847 affecting package kernel for versions less than 5.15.160.1-1

An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system...

UBUNTU-CVE-2021-3847

An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a capable file from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system...

PT-2022-6438 · 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 an unauthorized access flaw in the Linux kernel OverlayFS subsystem. This flaw can be exploited by a local user to escalate their privileges on the system. The...

CVE-2021-3847

An unauthorized access to the execution of the setuid file with capabilities flaw in the Linux kernel OverlayFS subsystem was found in the way user copying a file with capabilities from a nosuid mount into another mount. A local user could use this flaw to escalate their privileges on the system...

Privilege escalation

ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev which creates a possible privilege escalation...

UBUNTU-CVE-2012-3409

ecryptfs-utils: suid helper does not restrict mounting filesystems with nosuid,nodev which creates a possible privilege escalation...

Security update for systemd (important)

This update for systemd fixes the following security issue: - CVE-2016-7796: A zero-length message received over systemd's notification socket could make managerdispatchnotifyfd return an error and, as a side effect, disable the notification handler completely. As the notification socket is...

SUSE SLED12 / SLES12 Security Update : systemd (SUSE-SU-2016:2476-1)

This update for systemd fixes the following security issue : - CVE-2016-7796: A zero-length message received over systemd's notification socket could make managerdispatchnotifyfd return an error and, as a side effect, disable the notification handler completely. As the notification socket is...

DEBIAN-CVE-2014-5207

fs/namespace.c in the Linux kernel through 3.16.1 does not properly restrict clearing MNTNODEV, MNTNOSUID, and MNTNOEXEC and changing MNTATIMEMASK during a remount of a bind mount, which allows local users to gain privileges, interfere with backups and auditing on systems that had atime enabled, ...

Oracle Linux 4 : autofs5 (ELSA-2007-1129)

From Red Hat Security Advisory 2007:1129 : Updated Red Hat Enterprise Linux 4 Technology Preview autofs5 packages are now available to fix a security flaw. This update has been rated as having important security impact by the Red Hat Security Response Team. The autofs utility controls the operati...

CentOS 4 : autofs5 (CESA-2007:1129)

Updated Red Hat Enterprise Linux 4 Technology Preview autofs5 packages are now available to fix a security flaw. This update has been rated as having important security impact by the Red Hat Security Response Team. The autofs utility controls the operation of the automount daemon, which...