Important: Red Hat Security Advisory: kernel security and bug fix update

An update for kernel is now available for Red Hat Enterprise Linux 7.6 Advanced Update Support, Red Hat Enterprise Linux 7.6 Telco Extended Update Support, and Red Hat Enterprise Linux 7.6 Update Services for SAP Solutions. Red Hat Product Security has rated this update as having a security impac...

PT-2024-11319 · Linux +3 · Linux Kernel +3

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A memory leak issue has been resolved in the Linux kernel, specifically in the posix acl create function. The leak occurs in the error paths of nfs3 proc create and nfs3 proc mknod whe...

SUSE: Security Advisory (SUSE-SU-2019:1574-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2021 Greenbone AG 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-only ifdescription...

CVE-2016-7097

It was found that when file permissions were modified via chmod and the user modifying them was not in the owning group or capable of CAPFSETID, the setgid bit would be cleared. Setting a POSIX ACL via setxattr sets the file permissions as well as the new ACL, but doesn't clear the setgid bit in ...

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...

openSUSE Security Update : samba (openSUSE-2019-2458)

This update for samba fixes the following issues : Security issues fixed : - CVE-2019-14847: User with 'get changes' permission can crash AD DC LDAP server via dirsync bsc1154598. - CVE-2019-10218: Client code can return filenames containing path separators bsc1144902. - CVE-2019-14833: Fixed...

Security update for samba (important)

openSUSE Security Update: Security update for samba Announcement ID: openSUSE-SU-2019:2458-1 Rating: important References: 1125601 1127153 1130245 1134452 1144902 1154289 1154598 Cross-References: CVE-2019-10218 CVE-2019-14833 CVE-2019-14847 Affected Products: openSUSE Leap 15.0 An update that...

SUSE SLED15 / SLES15 Security Update : samba (SUSE-SU-2019:2868-1)

This update for samba fixes the following issues : Security issues fixed : CVE-2019-14847: User with 'get changes' permission can crash AD DC LDAP server via dirsync bsc1154598. CVE-2019-10218: Client code can return filenames containing path separators bsc1144902. CVE-2019-14833: Fixed Accent wi...

kernel: overlayfs: NULL pointer dereference in ovl_posix_acl_create function in fs/overlayfs/dir.c

A vulnerability was found in Linux kernel's implementation of overlayfs. An attacker with local access can create a denial of service situation via NULL pointer dereference in ovlposixaclcreate function in fs/overlayfs/dir.c. This can allow attackers with ability to create directories on overlayf...

openSUSE Security Update : samba (openSUSE-2019-1755)

"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 openSUSE Security Update openSUSE-2019-1755. The...

OPENSUSE-SU-2019:1755-1 Security update for samba

This update for samba fixes the following issues: Security issues fixed: - CVE-2019-12435: zone operations can crash rpc server; bso13922; bsc1137815. Other issues fixed: - Fix cephwrapflistxattr debug message; bso13940; bsc1134697. - Add cephsnapshots VFS module; jscSES-183. - Fix vfsceph...

SUSE-SU-2019:1574-2 Security update for samba

This update for samba fixes the following issues: Security issues fixed: - CVE-2019-12435: zone operations can crash rpc server; bso13922; bsc1137815. Other issues fixed: - Fix cephwrapflistxattr debug message; bso13940; bsc1134697. - Add cephsnapshots VFS module; jscSES-183. - Fix vfsceph...

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...

SUSE-SU-2019:1574-1 Security update for samba

This update for samba fixes the following issues: Security issues fixed: - CVE-2019-12435: zone operations can crash rpc server; bso13922; bsc1137815. Other issues fixed: - Fix cephwrapflistxattr debug message; bso13940; bsc1134697. - Add cephsnapshots VFS module; jscSES-183. - Fix vfsceph...

PT-2019-5609 · Linux +2 · Linux Kernel +2

Name of the Vulnerable Software and Affected Versions: Linux kernel versions up to 3.10 Description: A denial of service situation can be created by an attacker with local access via a NULL pointer dereference in the ovl posix acl create function in fs/overlayfs/dir.c. This allows attackers who c...

kernel: out-of-bound access in fs/posix_acl.c:get_acl() causes crash with crafted ext4 image

The Linux kernel is vulnerable to an out-of-bound access bug in the fs/posixacl.c:getacl function. An attacker could trick a legitimate user or a privileged attacker could exploit this to cause a system crash or other unspecified impact with a crafted ext4 image. Due to the nature of the flaw,...

kernel: Setting a POSIX ACL via setxattr doesn't clear the setgid bit

It was found that when file permissions were modified via chmod and the user modifying them was not in the owning group or capable of CAPFSETID, the setgid bit would be cleared. Setting a POSIX ACL via setxattr sets the file permissions as well as the new ACL, but doesn't clear the setgid bit in ...

kernel: Setting a POSIX ACL via setxattr doesn't clear the setgid bit

It was found that when file permissions were modified via chmod and the user modifying them was not in the owning group or capable of CAPFSETID, the setgid bit would be cleared. Setting a POSIX ACL via setxattr sets the file permissions as well as the new ACL, but doesn't clear the setgid bit in ...

Ubuntu 15.10 AUFS - allow_userns Fuse/Xattr User Namespaces Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2016/AufsPrivilegeEscalationInUserNamespaces/ Introduction Problem description: Aufs is a union filesystem to mix content of different underlying filesystems, e.g. read-only medium with r/w RAM-fs. That ...

Ubuntu 14.04/15.10 - User Namespace Overlayfs Xattr Setgid Privilege Escalation Vulnerability

Exploit for linux platform in category local exploits Source: http://www.halfdog.net/Security/2016/UserNamespaceOverlayfsXattrSetgidPrivilegeEscalation/ Introduction Problem description: Linux user namespace allows to mount file systems as normal user, including the overlayfs. As many of those...