Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: “landlock”: Fixed the “dparent” walk. The WARNONONCE function in “collectdomainaccesses” can be triggered when trying to link a root mount point. This does not actually work in practice because this directory is already mounted,...

Astra Linux – Vulnerability in sudo

The “sudoedit” personality of Sudo before version 1.9.5 might allow a local unprivileged user to perform arbitrary directory existence tests by exploiting a race condition in the “sudoedit.c” code, which allows a user-controlled directory to be replaced with a symlink pointing to an arbitrary pat...

Astra Linux – Vulnerability in the 389-DS-base

A double-free was detected in the way that 389-ds-base handles virtual attribute contexts during persistent searches. An attacker could send a series of search requests, causing the server to behave unexpectedly and potentially crashing it...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Do not free the qgroup space unless specified. Boris noticed during his simple quota testing that there was a leak caused by Sweet Tea’s change to the subvol create function, which would stop a transaction commit. This...

Astra Linux – Vulnerability found in Python 3.11, Python 3.7, and Python 2.7

The ‘zipfile’ module does not check the validity of the offset value specified in the ZIP64 End of Central Directory EOCD Locator record. Instead, the ZIP64 EOCD record is assumed to be the previous record in the ZIP archive. This behavior could be exploited to create ZIP archives that are...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: The BUG function call has been removed after failing to insert a delayed directory index entry. Instead of calling BUG when we fail to insert a delayed directory index entry into the delayed node’s tree, we can simply...

Astra Linux – Vulnerability in Perl

Perl threads have a working directory race condition where file operations may target unintended paths. If a directory handle is open at thread creation, the process-wide current working directory is temporarily changed in order to clone that handle for the new thread, which is visible from any...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: usb: ulpi: Fix for the debugfs directory leak The ULPI per-device debugfs root is named after the parent of the ulpi device. However, ulpiunregisterinterface attempts to remove a debugfs directory named after the ulpi device...

Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba’s libldb. Multiple consecutive leading spaces in an LDAP attribute can lead to an out-of-bounds memory write, causing the LDAP server process handling the request to crash. The greatest threat of this vulnerability is to system availability...

Astra Linux – Vulnerability in Git

Git is a distributed revision control system. Versions of Git prior to 2.37.1, 2.36.2, 2.35.4, 2.34.4, 2.33.4, 2.32.3, 2.31.4, and 2.30.5 were vulnerable to privilege escalation on all platforms. A careless user could still be affected by the issue reported in CVE-2022-24765, for example, when...

Astra Linux – Vulnerability in SQLite

The osunix.c file in SQLite before version 3.13.0 improperly implements the temporary directory search algorithm. This may allow local users to obtain sensitive information, cause a denial of service application crash, or have unspecified other impacts by leveraging the current working directory...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cgroup: The cgroupgetfromid function must check that the looked-up key is a directory. The cgroup object must be a kernfs directory; otherwise, a kernel panic will occur, especially when the cgroup ID is provided from the user...

Astra Linux – Vulnerability in Heimdal

All Samba versions 4.x.x before 4.9.17, 4.10.x before 4.10.11, and 4.11.x before 4.11.3 have a issue where the S4U MS-SFU Kerberos delegation model includes a feature that allows a subset of clients to be opt-out from constrained delegation in either S4U2Self or regular Kerberos authentication...

Astra Linux – Vulnerability in Samba

Since the Windows Kerberos RC4-HMAC Elevation of Privilege Vulnerability was disclosed by Microsoft on November 8, 2022, and according to RFC8429, it is assumed that RC4-HMAC is weak. Vulnerable Samba Active Directory Domain Controllers will issue RC4-HMAC encrypted tickets, even though the targe...

Astra Linux – Vulnerability in the 389-DS-base

A access control bypass vulnerability was discovered in version 389-ds-base. This issue arises from improper handling of filters, which can lead to incorrect results. However, further analysis revealed that it actually constitutes an access control bypass. This vulnerability could allow any remot...

Astra Linux – Vulnerability in TIF format

A vulnerability was discovered in the TIFFReadDirectory function of libtiff before version 4.4.0, which allows attackers to cause a denial of service through a crafted TIFF file...

Astra Linux – Vulnerability in the 389-DS-base

A flaw was discovered in RHDS 11 and RHDS 12. While browsing entries using LDAP, the system attempts to decode the userPassword attribute instead of the userCertificate attribute, which could lead to sensitive information being leaked. An attacker with a local account where cockpit-389-ds is...

Astra Linux – Vulnerability in ruby-sinatra

In versions of Sinatra before 2.2.0, it does not validate that the expanded path matches publicdir when serving static files...

Astra Linux – Vulnerability in Samba

A flaw was discovered in Samba’s WINS server component when running as an Active Directory Domain Controller. The WINS protocol handlers for certain request types did not properly validate incoming packets, allowing an unauthenticated remote attacker to trigger a NULL pointer dereference and caus...

Astra Linux – Vulnerability in docker.io

Moby is an open-source project created by Docker to enable software containerization. A bug was discovered in Moby Docker Engine, where the data directory /var/lib/docker, which typically has restricted permissions, contained subdirectories with insufficiently restricted permissions. This allowed...