LSN-0065-1 Kernel Live Patch Security Notice

Andrew Honig reported a flaw in the way KVM Kernel-based Virtual Machine emulated the IOAPIC. A privileged guest user could exploit this flaw to read host memory or cause a denial of service crash the host. CVE-2013-1798 It was discovered that the KVM implementation in the Linux kernel, when...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4325-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4325-1 advisory. It was discovered that the IPMI message handler implementation in the Linux kernel did not properly deallocate memory in certain situations. A local...

USN-4325-1 linux-azure, linux-gcp, linux-gke-5.0, linux-oem-osp1, linux-oracle-5.0 vulnerabilities

It was discovered that the IPMI message handler implementation in the Linux kernel did not properly deallocate memory in certain situations. A local attacker could use this to cause a denial of service kernel memory exhaustion. CVE-2019-19046 Al Viro discovered that the vfs layer in the Linux...

Ubuntu 18.04 LTS : Linux kernel vulnerabilities (USN-4319-1)

The remote Ubuntu 18.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4319-1 advisory. It was discovered that the IPMI message handler implementation in the Linux kernel did not properly deallocate memory in certain situations. A local...

USN-4320-1 linux, linux-aws, linux-kvm, linux-raspi2, linux-snapdragon vulnerability

Al Viro discovered that the vfs layer in the Linux kernel contained a use- after-free vulnerability. A local attacker could use this to cause a denial of service system crash or possibly expose sensitive information kernel memory...

Scientific Linux Security Update : kernel on SL7.x x86_64 (20200317)

Security Fixes : - kernel: Count overflow in FUSE request leading to use-after-free issues. CVE-2019-11487 - kernel: rtlp2pnoaie in drivers/net/wireless/realtek/rtlwifi/ps.c in the Linux kernel lacks a certain upper-bound check, leading to a buffer overflow CVE-2019-17666 - Kernel: KVM: export...

kernel security and bug fix update

3.10.0-1062.12.1.OL7 - Oracle Linux certificates Alexey Petrenko - Oracle Linux RHCK Module Signing Key was compiled into kernel [email protected] - Update x509.genkey Orabug: 24817676 3.10.0-1062.12.1 - powerpc powerpc/pseries: Remove confusing warning message Gusta...

openSUSE: Security Advisory for samba (openSUSE-SU-2019:1755-1)

The remote host is missing an update for the Copyright C 2020 Greenbone Networks GmbH Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-or-later This program is free software; you can...

SUSE SLED15 / SLES15 Security Update : samba (SUSE-SU-2019:1574-1)

"This update for samba fixes the following issues : Security issues fixed : CVE-2019-12435: zone operations can crash rpc server; bso13922 C Tenable Network Security, Inc. The descriptive text and package checks in this plugin were extracted from SUSE update advisory SUSE-SU-2019:1574-1. The text...

Denial Of Service (DoS)

The kernel packages contain the Linux kernel, the core of any Linux operating system. A NULL pointer dereference flaw was found in the way the Linux kernel's Stream Control Transmission Protocol SCTP implementation handled simultaneous connections between the same hosts. A remote attacker could u...

SUSE SLED12 / SLES12 Security Update : samba (SUSE-SU-2019:1037-1)

This update for samba fixes the following issues : Security issue fixed : CVE-2019-3880: Fixed a path/symlink traversal vulnerability, which allowed an unprivileged user to save registry files outside a share bsc1131060. Non-security issues fixed: Fix vfsceph ftruncate and fallocate handling...

SUSE-SU-2019:1037-1 Security update for samba

This update for samba fixes the following issues: Security issue fixed: - CVE-2019-3880: Fixed a path/symlink traversal vulnerability, which allowed an unprivileged user to save registry files outside a share bsc1131060. Non-security issues fixed: - Fix vfsceph ftruncate and fallocate handling...

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...

The vulnerability of the kernel_read_file function in Linux kernels, related to improper memory release before deleting last references, allows a malicious actor to trigger a service failure.

The vulnerability of the kernelreadfile function in the Linux operating system’s kernel is related to a memory leak in the implementation of the vfsread handler. Exploiting this vulnerability can allow an attacker to cause a service failure using a specially crafted file...

Unbreakable Enterprise kernel security update

kernel-uek 3.8.13-118.30.1 - ext4: validate that metadata blocks do not overlap superblock Theodore Ts'o Orabug: 28220451 CVE-2018-1094 - ext4: always initialize the crc32c checksum driver Theodore Ts'o Orabug: 28220451 CVE-2018-1094 CVE-2018-1094 - vfs: Add sbrdonlysb to query the MSRDONLY flag ...

Information Disclosure

samba4 is vulnerable to information disclosure attacks. The vulnerability exists when a certain vfs shadow copy configuration is enabled, does not properly initialize the SRVSNAPSHOTARRAY response field, which allows remote authenticated users to obtain potentially sensitive information from...

Security update for samba (moderate)

Samba was updated to 4.6.14, fixing bugs and security issues: Version update to 4.6.14 bsc1093664: + vfsceph: add fake async pwrite/pread send/recv hooks; bso13425. + Fix memory leak in vfsceph; bso13424. + winbind: avoid using fstrcpydcname,... in dualinitconnection; bso13294. + s3:smb2server:...

Microsoft Windows - Desktop Bridge VFS Privilege Escalation

Windows: Windows: Desktop Bridge VFS EoP Platform: Windows 1709 not tested earlier version Class: Elevation of Privilege Summary: The handling of the VFS for desktop bridge applications can allow an application to create virtual files in system folder which can result in EoP. Description: The...

Microsoft Windows - Desktop Bridge VFS Privilege Escalation

Microsoft Windows - Desktop Bridge VFS Privilege Escalation Windows: Windows: Desktop Bridge VFS EoP Platform: Windows 1709 not tested earlier version Class: Elevation of Privilege Summary: The handling of the VFS for desktop bridge applications can allow an application to create virtual files in...

Microsoft Windows - Desktop Bridge VFS Privilege Escalation Exploit

Exploit for windows platform in category local exploits Windows: Windows: Desktop Bridge VFS EoP Platform: Windows 1709 not tested earlier version Class: Elevation of Privilege Summary: The handling of the VFS for desktop bridge applications can allow an application to create virtual files in...