Astra Linux – Vulnerability in cups

The vulnerability of the copystack function in the CUPS printing server relates to the use of memory after it is freed. Exploiting this vulnerability allows an attacker to access confidential data, compromise its integrity, and cause service failures...

Astra Linux – Vulnerability in linux-astra-modules-5.4, linux-astra-modules-5.10

The vulnerability of the pdplPut function in the linux-astra-modules kernel module is related to the assignment of a null pointer. Exploiting this vulnerability allows an attacker to cause a service failure...

Astra Linux – Vulnerability in libxml2

The vulnerability of the xmlBuildRelativeURI function in the uri.c component of the Libxml2 library is related to reading data beyond the allowable buffer size. Exploiting this vulnerability allows an attacker to cause service failures remotely...

Astra Linux – Vulnerability in Apache2

apescapequotes may write beyond the end of a buffer when given malicious input. None of the included modules passes untrusted data to these functions, but third-party/external modules may do so. This issue affects Apache HTTP Server 2.4.48 and earlier...

Astra Linux – Vulnerability in libxml2

There is a flaw in libxml2’s xmllint in versions before 2.9.11. An attacker who can submit a crafted file for processing by xmllint could trigger a use-after-free. The most significant impact of this flaw is on confidentiality, integrity, and availability...

Astra Linux – Vulnerability in dnsmasq

A vulnerability was discovered in dnsmasq prior to version 2.81. This vulnerability involves a memory leak, allowing remote attackers to cause a denial of service due to excessive memory consumption through mechanisms related to DHCP response creation...

Astra Linux – Vulnerability in Flatpak

Flatpak is a Linux application sandboxing and distribution framework. A path traversal vulnerability affects versions of Flatpak prior to 1.12.3 and 1.10.6. The flatpak-builder command applies the finish-args option last in the build process. At this point, the build directory will have full acce...

Astra Linux – Vulnerability in libxml2

In libxml2 version 2.9.13, the valid.c file contains a use-after-free issue with the ID and IDREF attributes...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/sched: schets: do not peek at classes beyond ‘nbands’ When the number of DRR classes decreases, the round-robin active list may contain elements that have already been freed in etsqdiscchange. As a result, it’s possible to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: intelpmccore – Fixed a memory leak that occurred during registration failures. In cases where device registration fails during module initialization, the platformdevice structure must be freed using...

Astra Linux – Vulnerability in Samba

The Samba vfsfruit module utilizes extended file attributes EA, xattr to enhance compatibility with Apple SMB clients and interoperability with Netatalk 3 AFP file servers. Samba versions prior to 4.13.17, 4.14.12, and 4.15.5, when vfsfruit was configured, allowed out-of-bounds heap read and writ...

Astra Linux – Vulnerability in Apache2

A properly crafted URI sent to httpd, configured as a forward proxy with ProxyRequests enabled, can cause a crash NULL pointer dereference. In configurations that mix forward and reverse proxy declarations, it can also allow requests to be directed to a declared Unix Domain Socket endpoint...

Astra Linux – Vulnerability in Linux, Linux 5.10

There is a use-after-free in the Linux kernel’s tcnewtfilter module, which could allow a local attacker to gain privilege escalation. This vulnerability requires unprivileged user namespaces for exploitation. We recommend upgrading to a version after commit 04c2a47ffb13c29778e2a14e414ad4cb5a5db4b...

Astra Linux – Vulnerability in libxml2

In libxml2 versions before 2.9.14, several buffer handling functions in buf.c xmlBuf and tree.c xmlBuffer do not check for integer overflows. This can lead to out-of-bounds memory writes. Exploitation requires a victim to open a crafted, multi-gigabyte XML file. Other software that uses libxml2’s...

Astra Linux – Vulnerability in Linux

In the Linux kernel before version 5.11.14, there is a use-after-free issue in the cipsov4genopt module, located in net/ipv4/cipsoipv4.c. This issue arises due to improper handling of the CIPSO and CALIPSO reference counts related to DOI definitions. As a result, an arbitrary value is written to...

Astra Linux – Vulnerability in Apache2

The Apache HTTP Server protocol handler for the HTTP/2 protocol checks the received request headers against the size limitations configured for the server. These restrictions are also applied to the HTTP/1 protocol. If any violations occur, an HTTP response is sent to the client with a status cod...

Astra Linux – Vulnerability in klibc

A issue was discovered in klibc before version 2.0.9. Additions in the malloc function may lead to an integer overflow, followed by a heap buffer overflow...

Astra Linux – Vulnerability in libxml2

There is a flaw in the XML entity encoding functionality of libxml2 in versions prior to 2.9.11. An attacker who can provide a crafted file for processing by an application that utilizes the affected functionality of libxml2 may trigger an out-of-bounds read. The most likely impact of this flaw i...

Astra Linux – Vulnerability in Apache2

Apache HTTP Server versions 2.4.0 to 2.4.46: A specially crafted Digest nonce can cause a stack overflow in modauthdigest. There is no report of this overflow being exploitable, nor can the Apache HTTP Server team have created such a report. However, certain compilers and/or compilation options...

Astra Linux – Vulnerability in Xen

A issue was discovered in Xen versions 4.9 through 4.14.x. On the ARM architecture, a guest can control whether memory accesses bypass the cache. This means that Xen needs to ensure that all writes such as those during scrubbing have reached the memory before handing over the page to the guest...