samba security and bug fix update

An update is available for samba. This update affects Rocky Linux 8. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the CVE list Samba is an open-source implementation of the Server Message Block SMB protocol...

RLSA-2022:0332 Critical: samba security and bug fix update

Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol, which allow PC-compatible machines to share files, printers, and various information. Security Fixes: samba: Out-of-bounds heap read/write vulnerability in VF...

Critical: samba security and bug fix update

Samba is an open-source implementation of the Server Message Block SMB protocol and the related Common Internet File System CIFS protocol, which allow PC-compatible machines to share files, printers, and various information. Security Fixes: samba: Out-of-bounds heap read/write vulnerability in VF...

SUSE-SU-2022:0252-1 Security update for samba

This update for samba fixes the following issues: - CVE-2021-44142: Fixed out-of-Bound Read/Write on Samba vfsfruit module. bsc1194859...

CVE-2022-0336

A logic flaw in the Samba Active Directory Domain Controller leads to a denial of service and service impersonation. This flaw allows an attacker with the ability to write to an account to perform a denial of service attack or service impersonation by adding an SPN that matches an existing servic...

CVE-2021-44142

An out-of-bounds heap read write vulnerability was found in Samba. Due to a boundary error when processing EA metadata while opening files in smbd within the VFS Samba module vfsfruit, a remote attacker with ability to write to file's extended attributes can trigger an out-of-bounds write and...

CVE-2021-44141

A vulnerability was found in Samba due to an insecure link following. By querying a symlink inside the exported share using SMB1 with unix extensions turned on, an attacker can discover if a named or directory exists on the filesystem outside the exported share. This flaw allows a remote...

SUSE-SU-2022:0251-1 Security update for samba

This update for samba fixes the following issues: - CVE-2021-44142: Fixed out-of-Bound Read/Write on Samba vfsfruit module. bsc1194859...

Vulnerabilities fixed in Samba

Vulnerabilities have been fixed in Samba. The vulnerabilities allow a malicious person to perform attacks leading to the following categories of damage: Denial-of-Service DoS. Remote code execution Administrator/Root privileges Spoofing Access to system data The vulnerability with attribute...

CVE-2021-44141

All versions of Samba prior to 4.15.5 are vulnerable to a malicious client using a server symlink to determine if a file or directory exists in an area of the server file system not exported under the share definition. SMB1 with unix extensions has to be enabled in order for this attack to succee...

Out-of-bounds heap read/write vulnerability

Description All versions of Samba prior to 4.13.17 are vulnerable to an out-of-bounds heap read write vulnerability that allows remote attackers to execute arbitrary code as root on affected Samba installations that use the VFS module vfsfruit. The specific flaw exists within the parsing of EA...

UBUNTU-CVE-2021-44141

All versions of Samba prior to 4.15.5 are vulnerable to a malicious client using a server symlink to determine if a file or directory exists in an area of the server file system not exported under the share definition. SMB1 with unix extensions has to be enabled in order for this attack to succee...

samba -- Multiple Vulnerabilities

The Samba Team reports: CVE-2021-43566: Malicious client using an SMB1 or NFS race to allow a directory to be created in an area of the server file system not exported under the share definition. CVE-2021-44141: Information leak via symlinks of existance of files or directories outside of the...

UBUNTU-CVE-2022-0336

The Samba AD DC includes checks when adding service principals names SPNs to an account to ensure that SPNs do not alias with those already in the database. Some of these checks are able to be bypassed if an account modification re-adds an SPN that was previously present on that account, such as...

Samba 缓冲区错误漏洞

Samba is the standard Windows interoperability program suite for Linux and Unix. A security vulnerability exists in Samba that stems from a lack of proper validation of the length of user-supplied data before copying it into a fixed-length heap-based buffer. An attacker could exploit this...

samba 后置链接漏洞

Samba is the standard Windows interoperability program suite for Linux and Unix. A security vulnerability exists in samba that stems from information leakage through shares derived from the presence of symbolic links in files or directories...

CVE-2021-44142

The Samba vfsfruit module uses extended file attributes EA, xattr to provide "...enhanced compatibility with Apple SMB clients and interoperability with a Netatalk 3 AFP fileserver." Samba versions prior to 4.13.17, 4.14.12 and 4.15.5 with vfsfruit configured allow out-of-bounds heap read and wri...

KLA12440 OSI vulnerability in Samba

Information disclosure vulnerability was found in Samba. Malicious users can exploit this vulnerability to obtain sensitive information. Original advisories CVE-2021-44141 CVE list CVE-2021-44141 unknown Solution Update to the latest version Download Samba Impacts OSI Obtain sensitive information...

Samba AD users with permission to write to

Description The Samba AD DC includes checks when adding service principals names SPNs to an account to ensure that SPNs do not alias with those already in the database. Some of these checks are able to be bypassed if an account modification re-adds an SPN that was previously present on that...

Samba vfs_fruit module insecurely handles extended file attributes

Overview The Samba vfsfruit module allows out-of-bounds heap read and write via extended file attributes CVE-2021-44142. This vulnerability allows a remote attacker to execute arbitrary code with root privileges. Description The Samba vfsfruit module uses extended file attributes EA, xattr to...