kernel: Unprivileged users able to inspect kernel stacks of arbitrary tasks

An issue was discovered in the procpidstack function in fs/proc/base.c in the Linux kernel. An attacker with a local account can trick the stack unwinder code to leak stack contents to userspace. The fix allows only root to inspect the kernel stack of an arbitrary task...

PT-2019-16132

Name of the Vulnerable Software and Affected Versions Android versions 7.0 through 9 Description A memory corruption issue exists due to a use after free in the btm proc smp cback function of tm ble.cc. This could lead to remote code execution with no additional execution privileges needed. User...

CVE-2019-11190

The Linux kernel before 4.8 allows local users to bypass ASLR on setuid programs such as /bin/su because installexeccreds is called too late in loadelfbinary in fs/binfmtelf.c, and thus the ptracemayaccess check has a race condition when reading /proc/pid/stat...

DEBIAN-CVE-2019-11191

The Linux kernel through 5.0.7, when CONFIGIA32AOUT is enabled and ia32aout is loaded, allows local users to bypass ASLR on setuid a.out programs if any exist because installexeccreds is called too late in loadaoutbinary in fs/binfmtaout.c, and thus the ptracemayaccess check has a race condition...

CVE-2019-11190

The Linux kernel before 4.8 allows local users to bypass ASLR on setuid programs such as /bin/su because installexeccreds is called too late in loadelfbinary in fs/binfmtelf.c, and thus the ptracemayaccess check has a race condition when reading /proc/pid/stat...

[SECURITY] [DLA 1731-1] linux security update

Package : linux Version : 3.16.64-1 CVE ID : CVE-2016-10741 CVE-2017-5753 CVE-2017-13305 CVE-2018-3639 CVE-2018-5848 CVE-2018-5953 CVE-2018-12896 CVE-2018-13053 CVE-2018-16862 CVE-2018-16884 CVE-2018-17972 CVE-2018-18281 CVE-2018-18690 CVE-2018-18710 CVE-2018-19824 CVE-2018-19985 CVE-2018-20169...

CVE-2019-8934

hw/ppc/spapr.c in QEMU through 3.1.0 allows Information Exposure because the hypervisor shares the /proc/device-tree/system-id and /proc/device-tree/model system attributes with a guest...

CVE-2019-8934

CVE-2019-8934 affects QEMU up to version 3.1.0 via the PPC SPAPR code (hw/ppc/spapr.c). The hypervisor can expose information by sharing the guest/host-visible attributes in /proc/device-tree: system-id and model. The connected documents confirm the description and affected component, but do not ...

CVE-2019-8934

hw/ppc/spapr.c in QEMU through 3.1.0 allows Information Exposure because the hypervisor shares the /proc/device-tree/system-id and /proc/device-tree/model system attributes with a guest...

CVE-2019-8934

hw/ppc/spapr.c in QEMU through 3.1.0 allows Information Exposure because the hypervisor shares the /proc/device-tree/system-id and /proc/device-tree/model system attributes with a guest...

USN-3910-2 linux-lts-xenial, linux-aws vulnerabilities

USN-3910-1 fixed vulnerabilities in the Linux kernel for Ubuntu 16.04 LTS. This update provides the corresponding updates for the Linux Hardware Enablement HWE kernel from Ubuntu 16.04 LTS for Ubuntu 14.04 LTS. It was discovered that the f2fs filesystem implementation in the Linux kernel did not...

Unbreakable Enterprise kernel security update

2.6.39-400.307.1 - proc: restrict kernel stack dumps to root John Donnelly Orabug: 29114880 CVE-2018-17972 - alarmtimer: Prevent overflow for relative nanosleep Thomas Gleixner Orabug: 29269182 CVE-2018-13053 - ext4: only look at the bgflags field if it is valid Theodore Ts'o Orabug: 29409428...

Linux < 4.20.14 - Virtual Address 0 is Mappable via Privileged write() to /proc/*/mem Exploit

Linux memrw - accessremotevm - accessremotevm - getuserpagesremote - getuserpageslocked - getuserpages - findextendvma Then, if the VMA in question has the VMGROWSDOWN flag set: expandstack - expanddownwards - securitymmapaddr - capmmapaddr This, if the address is below dacmmapminaddr, does a...

PT-2019-5360 · Linux +4 · Linux Kernel +4

Name of the Vulnerable Software and Affected Versions: Linux kernel versions through 5.0.7 Description: The issue allows local users to bypass ASLR on setuid a.out programs because install exec creds is called too late in load aout binary in fs/binfmt aout.c, and thus the ptrace may access check...

UBUNTU-CVE-2019-2001

The permissions on /proc/iomem were world-readable. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-117422211...

Information disclosure

The permissions on /proc/iomem were world-readable. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-117422211...

CVE-2019-2001

The permissions on /proc/iomem were world-readable. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-117422211...

CVE-2019-2001

The permissions on /proc/iomem were world-readable. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-117422211...

CVE-2019-2001

The permissions on /proc/iomem were world-readable. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation. Product: Android. Versions: Android kernel. Android ID: A-117422211...

PT-2019-16044

Name of the Vulnerable Software and Affected Versions Android kernel Description The issue concerns the permissions on the /proc/iomem file, which were world-readable. This could lead to local information disclosure without requiring additional execution privileges. User interaction is not...