Astra Linux – Vulnerability in libgit2

libgit2 is a portable C implementation of the Git core methods, provided as a linkable library with a robust API. It allows for integrating Git functionality into your application. However, using properly crafted inputs to gitindexadd can lead to heap corruption, which may be exploited for...

Astra Linux – Vulnerability in openjpeg2

A flaw was discovered in the opj2decompress program within openjpeg2 2.4.0, particularly in its handling of an input directory containing a large number of files. When it fails to allocate a buffer to store the filenames of the input directory, it calls free on an uninitialized pointer, resulting...

Astra Linux – Vulnerabilities in Linux, Linux-5.10, Linux-5.15, Linux-6.1

In the Linux kernel, the following vulnerabilities have been resolved: nilfs2: Fixed the misjudgment in nilfsemptydir and the long loop that occurred due to I/O errors. The error handling in nilfsemptydir when reading a directory’s folio/page fails is incorrect. In the old ext2 implementation, if...

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 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 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix for a use-after-free in ext4renamedirprepare. We encountered the following issue: EXT4-fs loop0: Mounted a filesystem without a journal. Options: , errors=continue. ext4getfirstdirblock: bh-bdata=0xffff88810bee6000,...

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 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...

Astra Linux – Vulnerability in Ruby-Rack

Rack is a modular Ruby web server interface. Prior to versions 2.2.22, 3.1.20, and 3.2.5, Rack::Directory generated an HTML directory index where each file entry was rendered as a clickable link. If a file existed on the disk whose basename started with “javascript:”, such as “javascript:alert1”,...

Astra Linux – Vulnerability in Apache2

There is a cross-site scripting vulnerability in the HTML directory list generation of modproxyftp in Apache HTTP Server 2.4.67 and earlier, when listing FTP directory contents through either forward or reverse proxy configurations. Users are recommended to upgrade to version 2.4.68, which fixes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: MIPS: pgalloc: fixed a memory leak caused by pgdfree The pgd page is freed by the generic implementation pgdfree since commit f9cb654cb550 „asm-generic: pgalloc: provides a generic pgdfree”, however, there are scenarios in which...

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 Bouncycastle

The Bouncy Castle For Java version prior to 1.74 is affected by an LDAP injection vulnerability. This vulnerability only affects applications that use the LDAP CertStore provided by Bouncy Castle to validate X.509 certificates. During the certificate validation process, Bouncy Castle inserts the...

Astra Linux – Vulnerability in Samba

A design flaw was identified in Samba’s DirSync control implementation, which exposes passwords and secrets in Active Directory to privileged users and Read-Only Domain Controllers RODCs. This flaw allows RODCs and users with the GETCHANGES permission to access all attributes, including sensitive...

Astra Linux – Vulnerability in Samba

The fixes in 4.6.16, 4.7.9, 4.8.4, and 4.9.7 for CVE-2018-10919, which address the issue of confidential attributes being disclosed via LDAP filters, were insufficient. An attacker may be able to obtain confidential BitLocker recovery keys from a Samba AD DC...

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 the 389-DS-base

When using a syncrepl client in 389-ds-base, an authenticated attacker can cause a NULL pointer dereference using a specially crafted query, resulting in a crash...