kernel: improper initialization of the "flags" member of the new pipe_buffer

A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copypagetoiterpipe and pushpipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cach...

kernel: improper initialization of the "flags" member of the new pipe_buffer

A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copypagetoiterpipe and pushpipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cach...

PT-2022-7495 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: The issue is related to a use after free vulnerability in the arc emac component of the Linux kernel. This vulnerability may allow an attacker to impact the confidentiality, integrity,...

Dirty Pipe SUID Binary Hijack Privilege Escalation Exploit

Variant proof of concept exploit for the Dirty Pipe file overwrite vulnerability. This version hijacks a SUID binary to spawn a root shell. // // dirtypipez.c // // hacked up Dirty Pipe CVE-2022-0847 PoC that hijacks a SUID binary to spawn // a root shell. and attempts to restore the damaged bina...

SUSE-FU-2022:0750-1 Feature update for SUSE Manager Client Tools

This feature update fixes the following issues: cobbler: - Move configuration files ownership to apache bsc1195906 - Make configuration files only readable by root bsc1193671, CVE-2021-45083 golang-github-prometheus-prometheus: - Upgrade to upstream version 2.32.1 jscSLE-22863 + Bugfixes: Scrape:...

Researchers Warn of Linux Kernel 'Dirty Pipe' Arbitrary File Overwrite Vulnerability

Linux distributions are in the process of issuing patches to address a newly disclosed security vulnerability in the kernel that could allow an attacker to overwrite arbitrary data into any read-only files and allow for a complete takeover of affected systems. Dubbed "Dirty Pipe" CVE-2022-0847,...

Linux Kernel 5.8 < 5.16.11 - Local Privilege Escalation (DirtyPipe) Exploit

// Exploit Title: Linux Kernel 5.8 Proof-of-concept exploit for the Dirty Pipe vulnerability CVE-2022-0847 caused by an uninitialized "pipebuffer.flags" variable. It demonstrates how to overwrite any file contents in the page cache, even if the file is not permitted to be written, immutable or on...

Medium: containerd

Issue Overview: A bug was found in containerd where containers launched through containerd's CRI implementation with a specially-crafted image configuration could gain access to read-only copies of arbitrary files and directories on the host. This may bypass any policy-based enforcement on...

Medium: containerd

Issue Overview: A bug was found in containerd where containers launched through containerd's CRI implementation with a specially-crafted image configuration could gain access to read-only copies of arbitrary files and directories on the host. This may bypass any policy-based enforcement on...

UBUNTU-CVE-2022-0847

A flaw was found in the way the "flags" member of the new pipe buffer structure was lacking proper initialization in copypagetoiterpipe and pushpipe functions in the Linux kernel and could thus contain stale values. An unprivileged local user could use this flaw to write to pages in the page cach...

OPENSUSE-SU-2022:0720-1 Security update for containerd

This update for containerd fixes the following issues: - CVE-2022-23648: A specially-crafted image configuration could gain access to read-only copies of arbitrary files and directories on the host bsc1196441...

SUSE-SU-2022:0719-1 Security update for containerd

This update for containerd fixes the following issues: - CVE-2022-23648: A specially-crafted image configuration could gain access to read-only copies of arbitrary files and directories on the host bsc1196441...

Apache containerd信息泄露漏洞

containerd is a container daemon from the Apache Foundation. The process is responsible for controlling the full cycle of containers on the host according to the RunC OCI specification. Apache containerd is vulnerable to an information disclosure vulnerability that could be exploited by an attack...

CVE-2022-22706

Arm Mali GPU Kernel Driver allows a non-privileged user to achieve write access to read-only memory pages. This affects Midgard r26p0 through r31p0, Bifrost r0p0 through r35p0, and Valhall r19p0 through r35p0...

Design/Logic Flaw

Arm Mali GPU Kernel Driver allows a non-privileged user to achieve write access to read-only memory pages. This affects Midgard r26p0 through r31p0, Bifrost r0p0 through r35p0, and Valhall r19p0 through r35p0...

CVE-2022-22706

Arm Mali GPU Kernel Driver allows a non-privileged user to achieve write access to read-only memory pages. This affects Midgard r26p0 through r31p0, Bifrost r0p0 through r35p0, and Valhall r19p0 through r35p0...

CVE-2022-22706

Arm Mali GPU Kernel Driver allows a non-privileged user to achieve write access to read-only memory pages. This affects Midgard r26p0 through r31p0, Bifrost r0p0 through r35p0, and Valhall r19p0 through r35p0...

CVE-2022-22706

Arm Mali GPU Kernel Driver allows a non-privileged user to achieve write access to read-only memory pages. This affects Midgard r26p0 through r31p0, Bifrost r0p0 through r35p0, and Valhall r19p0 through r35p0. Recent assessments: Assessed Attacker Value: 0 Assessed Attacker Value: 0Assessed...

CVE-2022-23648 Insecure handling of image volumes in containerd CRI plugin

containerd is a container runtime available as a daemon for Linux and Windows. A bug was found in containerd prior to versions 1.6.1, 1.5.10, and 1.14.12 where containers launched through containerd’s CRI implementation on Linux with a specially-crafted image configuration could gain access to...

CVE-2022-23160

Dell PowerScale OneFS, versions 8.2.0-9.3.0, contains an Improper Handling of Insufficient Permissions vulnerability. An remote malicious user could potentially exploit this vulnerability, leading to gaining write permissions on read-only files...