Astra Linux – Vulnerability in tar

GNU Tar version 1.34 has a one-byte out-of-bounds read operation, which allows for the use of uninitialized memory in a conditional jump. Exploitation to change the control flow of the program has not been demonstrated. The issue occurs in the fromheader section of the list.c file, due to a V7...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.4. In the fs/ksmbd/connection.c file of ksmbd, there is an off-by-one error in memory allocation due to ksmbdsmb2checkmessage, which may lead to out-of-bounds access...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/rds: fixed the warning in rdsconnconnectifdown. If a connection is not established yet, getmr will fail, causing the connection to be initiated after getmr...

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

In the Linux kernel, the following vulnerability has been resolved: ceph: The “use after free” error was detected by KASAN at the line cephbuffergetarg-xattrbuf;. This means that the reference count could not be incremented before the memory was freed. In the same file, in the handlecapgrant...

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

In the Linux kernel, the following vulnerabilities have been resolved: wifi: iwlwifi: fixed a memory corruption iwlfwinitriggertlv::data is a pointer to a le32; this means that if we copy data to iwlfwinitriggertlv::data + offset where offset is in bytes, we will write beyond the buffer...

Astra Linux – Vulnerability found in Linux 5.10, 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 Firefox and Thunderbird

If an attacker could control the contents of an iframe that was sandboxed using allow-popups but not allow-scripts, they could create a link that, when clicked, would cause JavaScript execution, violating the sandboxing rules. This vulnerability affects Firefox 98, Firefox ESR 91.7, and Thunderbi...

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

In the Linux kernel, the following vulnerability has been resolved: USB: Hub – Protection against access to uninitialized BOS descriptors Many functions in drivers/usb/core/hub.c and drivers/usb/core/hub.h access fields within udev-bos without checking whether they have been allocated and...

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

In the Linux kernel, the following vulnerability has been resolved: wifi: mac80211: Do not return “unset power” in ieee80211gettxpower. We may receive a UBSAN warning if ieee80211gettxpower returns the INTMIN value that mac80211 internally uses for “unset power level”. UBSAN:...

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

In the Linux kernel, the following vulnerability has been resolved: TCP: Make sure init calls the spinlocks of the acceptqueue once. When I run the reproduction C program by syz locally, it causes the following issue: pvqspinlock: Lock 0xffff9d181cd5c660 has corrupted value 0x0! WARNING: CPU: 19;...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: can: sja1000: fixed the use of “free” after memory allocation in emspcmciaaddcard. If the last channel is not available, then “dev” is freed. Fortunately, we can simply use “pdev-irq” instead. We also should check whether at leas...

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

In the Linux kernel, the following vulnerabilities have been resolved: afunix: Fixed a data race around unixtotinflight. unixtotinflight is updated under spinlockunixgclock, but unixreleasesock reads it without locking. We will use READONCE for unixtotinflight...

Astra Linux – Vulnerability in CGal

There are multiple code execution vulnerabilities in the Nef polygon-parsing functionality of CGAL libcgal CGAL-5.1.1. A specially crafted, malformed file can lead to an out-of-bounds read and type confusion, which may result in code execution. An attacker can provide malicious input to trigger a...

Astra Linux – Vulnerability in Thunderbird

It may be possible for an attacker to create an email message that causes Thunderbird to perform an out-of-bounds write operation, writing one byte when processing the message. This vulnerability affects Thunderbird versions prior to 91.6.1...

Astra Linux – Vulnerability in openjpeg2

Integer overflow in OpenJPEG v2.4.0 allows remote attackers to crash the application, causing a Denial of Service DoS attack. This occurs when the attacker uses the command line option "-ImgDir" on a directory that contains 1048576 files...

Astra Linux – Vulnerability in Firefox

If temporary “one-time” permissions, such as the ability to use the Camera, are granted to a document loaded using a file: URL, those permissions persist in that tab for all other documents loaded from the same file: URL. This is potentially dangerous if the local files come from different source...

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

In btrfsgetrootref in fs/btrfs/disk-io.c within the Linux kernel, up to version 6.7.1, there may be an assertion failure and a crash occurring because a subvolume can be read out too early after its root item is inserted during subvolume creation...

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

A out-of-bounds read vulnerability was discovered in smbCalcSize in the fs/smb/client/netmisc.c file within the Linux kernel. This issue could allow a local attacker to crash the system or leak internal kernel information...

Astra Linux – Vulnerability in Qemu

A stack-based buffer overflow was discovered in the virtio-net device of QEMU. This issue occurs when flushing the TX operation in the virtionetflushtx function, provided that the guest has enabled VIRTIONETFHASHREPORT, VIRTIOFVERSION1, and VIRTIONETFMRGRXBUF. This could allow a malicious user to...

Astra Linux – Vulnerability in ffmpeg5

It was discovered that FFmpeg version n6.1 contains a heap buffer overflow vulnerability in the drawblockrectangle function of libavfilter/vfcodecview.c. This vulnerability allows attackers to cause undefined behavior or a Denial of Service DoS attack through crafted inputs...