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

In the Linux kernel, the following vulnerability has been resolved: ALSA: Timer – Setting a lower limit on the start tick time Currently, the ALSA timer does not have a lower limit for the start tick time. It allows a very small size, for example, 1 tick with a resolution of 1 ns for the hrtimer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Net: Bridge: MST: Fixed vlan use-after-free The syzbot reported a suspicious RCU usage1 in the MST code of the bridge. While fixing this issue, I noticed that nothing prevents vlan data from being freed while walking the list fro...

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

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Fixed the buffer overflow in showrcutasksTracegpkthread. There is a possibility of buffer overflow in showrcutasksTracegpkthread if the counters passed to sprintf are very large. The counter values used for this functi...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed soft lockups in fib6selectpath under high next hop changes. Soft lockups were observed on a cluster of Linux-based edge routers located in a highly dynamic environment. Using the bird service, these routers continuous...

Astra Linux – Vulnerability in cyrus-sasl2

In Cyrus SASL 2.1.17 through 2.1.27 up to 2.1.28, the plugins/sql.c file does not escape the password used in SQL INSERT or UPDATE statements...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: sock: The protection check for psock vs. ULP needs to be reimplemented. Commit 8a59f9d1e3d4 “sock: Introduce sk-skprot-psockupdateskprot” has moved the inetcskhasulpsk check from skpsockinit to the new tcpbpfupdateproto function....

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: octeontx2-pf: Fixed potential use after free in otx2tcaddflow This code calls kfreercunewnode, rcu, then dereferences newnode, and then derefs it again in the next line. After two lines, a mutex is acquired; therefore, I don’t...

Astra Linux – Vulnerability in Containerd

In containerd a industry-standard container runtime, before versions 1.3.10 and 1.4.4, containers launched through containerd’s CRI implementation via Kubernetes, crictl, or any other pod/container client that uses the containerd CRI service that share the same image might receive incorrect...

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

In the Linux kernel, the following vulnerabilities have been resolved: IB/hfi1: Fixed a possible panic during hotplug remove. During hotplug remove, it is possible that the update counters’ operations might still be pending, and they may execute after memory has been freed. Cancel the update...

Astra Linux – Vulnerability in Linux 5.10, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: powerpc/rtasflash: Allow user copy to flash block cache objects With hardened usercopy enabled CONFIGHARDENEDUSERCOPY=y, using the /proc/powerpc/rtas/firmwareupdate interface to prepare a system firmware update results in a BUG: ...

Astra Linux – Vulnerability in Vim

A vulnerability was discovered in Vim and is classified as problematic. The issue affects the qfupdatebuffer function in the quickfix.c file of the autocmd Handler component. This manipulation leads to memory corruption after the function is called. The attack can be launched remotely. Upgrading ...

Astra Linux – Vulnerability in PostgresSQL 11

A flaw was discovered in PostgreSQL. By using an INSERT...ON CONFLICT...DO UPDATE command on a specially crafted table, an authenticated database user could read arbitrary bytes of server memory. The most significant threat of this vulnerability is to data confidentiality...

Astra Linux – Vulnerability in Firefox and Thunderbird

If a user installed an extension of a particular type, the extension might automatically update itself. During this process, it could bypass the prompt that grants the new version the newly requested permissions. This vulnerability affects Firefox 97, Thunderbird 91.6, and Firefox ESR 91.6...

Astra Linux – Vulnerability in OpenLDAP

In OpenLDAP versions 2.4.57 and 2.5.x through 2.5.1alpha, an assertion failure in slapd can occur in the issuerAndThisUpdateCheck function due to a malicious packet. This leads to a denial of service daemon exits caused by a short timestamp. This issue is related to the schemainit.c file and the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iio: adc: ad7923: Fixed buffer overflow issues for txbuf and ringxfer. The AD7923 was updated to support devices with 8 channels, but the sizes of txbuf and ringxfer were not adjusted accordingly, resulting in a potential buffer...

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

In the Linux kernel, the following vulnerabilities have been resolved: ovl: Fixed a UAF Use-After-Free in ovldentryupdatereval by moving the dput function within ovllinkup. The issue arose because dputupper was called before ovldentryupdatereval, while upper-dflags was still accessed in...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: mm/migrate: fixed the issue where shmem xarray updates occur during migration. A shmem folio can be either in the page cache or in the swap cache, but not both at the same time. Specifically, once it is in the swap cache,...

Astra Linux - Vulnerability in linux-5.10, linux-6.1, linux, linux-5.15

In the Linux kernel, the following vulnerability has been resolved: arp: Use RCU protection in arpxmit arpxmit can be called without RTNL or RCU protection. Use RCU protection to prevent a potential use-after-free UAF...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: inet: Sk-skrxdst was converted to RCU rules. The syzbot reported various issues related to early demux processing. One of these issues is included in this changelog 1. Sk-skrxdst uses RCU protection without proper documentatio...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: CFI: Fixed the use of cfislowpathdiag with cpuidle. The use of RCUNONIDLE during cfislowpathdiag can result in an invalid RCU state in the cpuidle code path. WARNING: CPU: 1; PID: 0; at kernel/rcu/tree.c:613; rcueqsenter+0xe4/0x1...