CVE-2023-28642 AppArmor bypass with symlinked /proc in runc

runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when /proc inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked /proc...

CVE-2023-28642 AppArmor bypass with symlinked /proc in runc

runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when /proc inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked /proc...

CVE-2023-28642

runc is a CLI tool for spawning and running containers according to the OCI specification. It was found that AppArmor can be bypassed when /proc inside the container is symlinked with a specific mount configuration. This issue has been fixed in runc version 1.1.5, by prohibiting symlinked /proc...

CVE-2023-28642

Summary (concrete details): The CVE-2023-28642 issue affects the container runtime components, notably the runC tool. The root cause is an AppArmor bypass when a container’s /proc is symlinked under a specific mount configuration, enabling an attacker with local access to bypass confinement. The ...

runc 后置链接漏洞

runc is a CLI Command Line Interface tool for generating and running containers according to the OCI specification. A security vulnerability exists in runc versions prior to 1.1.5, which stems from the fact that AppArmor can be bypassed when /proc within a container is symlinked with a specific...

PT-2023-3594 · Apparmor +10 · Apparmor +10

Name of the Vulnerable Software and Affected Versions: runc versions prior to 1.1.5 Description: The issue is related to the incorrect handling of symbolic links before accessing a file, which allows an attacker to access confidential data, compromise its integrity, and cause a denial of service...

CVE-2023-1582

A race problem was found in fs/proc/taskmmu.c in the memory management sub-component in the Linux kernel. This issue may allow a local attacker with user privilege to cause a denial of service. Mitigation This flaw can be mitigated by disabling THP on the system. How to disable THP ?...

kernel: stack overflow in do_proc_dointvec and proc_skip_spaces

A stack overflow flaw was found in the Linux kernel's SYSCTL subsystem in how a user changes certain kernel parameters and variables. This flaw allows a local user to crash or potentially escalate their privileges on the system...

K37012655: Linux kernel vulnerability CVE-2016-7042

Security Advisory Description The prockeysshow function in security/keys/proc.c in the Linux kernel through 4.8.2, when the GNU Compiler Collection gcc stack protector is enabled, uses an incorrect buffer size for certain timeout data, which allows local users to cause a denial of service stack...

K01512680: Linux kernel vulnerability CVE-2019-11811

Security Advisory Description An issue was discovered in the Linux kernel before 5.0.4. There is a use-after-free upon attempted read access to /proc/ioports after the ipmisi module is removed, related to drivers/char/ipmi/ipmisiintf.c, drivers/char/ipmi/ipmisimemio.c, and...

PT-2023-12180 · Hyperkit · Hyperkit

Name of the Vulnerable Software and Affected Versions: HyperKit version 0.20210107 Description: HyperKit is a toolkit for embedding hypervisor capabilities in an application. The function pci vtsock proc tx in virtio-sock can lead to uninitialized memory use due to an insufficient check for the...

SUSE CVE-2004-0228

Integer signedness error in the cpufreq proc handler cpufreqprocctl in Linux kernel 2.6 allows local users to gain privileges...

SUSE CVE-2005-0529

Linux kernel 2.6.10 and 2.6.11rc1-bk6 uses different size types for offset arguments to the procfileread and locksreadproc functions, which leads to a heap-based buffer overflow when a signed comparison causes negative integers to be used in a positive context...

SUSE CVE-2005-1041

The fibseqstart function in fibhash.c in Linux kernel allows local users to cause a denial of service system crash via /proc/net/route...

SUSE CVE-2006-2629

Race condition in Linux kernel 2.6.15 to 2.6.17, when running on SMP platforms, allows local users to cause a denial of service crash by creating and exiting a large number of tasks, then accessing the /proc entry of a task that is exiting, which causes memory corruption that leads to a failure i...

SUSE CVE-2006-6101

Integer overflow in the ProcRenderAddGlyphs function in the Render extension for X.Org 6.8.2, 6.9.0, 7.0, and 7.1, and XFree86 X server, allows local users to execute arbitrary code via a crafted X protocol request that triggers memory corruption during processing of glyph management data...

SUSE CVE-2007-1743

suexec in Apache HTTP Server httpd 2.2.3 does not verify combinations of user and group IDs on the command line, which might allow local users to leverage other vulnerabilities to create arbitrary UID/GID owned files if /proc is mounted. NOTE: the researcher, who is reliable, claims that the vend...

SUSE CVE-2007-4571

The sndmemprocread function in sound/core/memalloc.c in the Advanced Linux Sound Architecture ALSA in the Linux kernel before 2.6.22.8 does not return the correct write size, which allows local users to obtain sensitive information kernel memory contents via a small count argument, as demonstrate...

SUSE CVE-2008-2544

Mounting /proc filesystem via chroot command silently mounts it in read-write mode. The user could bypass the chroot environment and gain write access to files, he would never have otherwise...

SUSE CVE-2008-5079

net/atm/svc.c in the ATM subsystem in the Linux kernel 2.6.27.8 and earlier allows local users to cause a denial of service kernel infinite loop by making two calls to svclisten for the same socket, and then reading a /proc/net/atm/vc file, related to corruption of the vcc table...