Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: nfsd: fixed RELEASELOCKOWNER The test on socount in nfsd4releaselockowner is pointless and harmful. revert to using checkforlocks, and change it to not sleep. Firstly, it’s harmful. As documented in the kdoc comment for...

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

In the Linux kernel, the following vulnerability has been resolved: PM: sleep: Fixed possible deadlocks in the system-wide PM code. It is reported that in low-memory situations, the system-wide resume core code may lead to deadlocks. This occurs because asyncscheduledev executes its argument...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: netfs: Only call foliostartfscache once for each folio. If a network filesystem using netfs implements a clamplength function, it can set subrequest lengths that are smaller than the page size. When we loop through the folios in...

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

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Fixed a UAF in cifsdemultiplexthread There is a UAF when performing xfstests on cifs: BUG: KASAN: Use-after-free in smb2isnetworknamedeleted+0x27/0x160 Reading a size 4 value at address ffff88810103fc08 by task cifsd/923...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

A use-after-free flaw was discovered in the setupasyncwork function in the KSMBD implementation of the in-kernel Samba server and CIFS services in the Linux kernel. This issue could allow an attacker to crash the system by accessing freed resources...

Astra Linux – Vulnerability in Wireshark

A crash in the CMS protocol dissector in Wireshark versions 3.6.0 to 3.6.1 and 3.4.0 to 3.4.11 allows for denial of service through packet injection or malicious capture files...

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: tee: optee: Fix supplicant wait loop The OP-TEE supplicant is a user-space daemon, and it is possible for it to be hung, crashed, or terminated mid-processing an OP-TEE RPC call. This issue becomes more complex when there is...

Astra Linux – Vulnerability in cups

The vulnerability of the cupsSNMPStringToOID function in the CUPS printing server is related to the escape from the global buffer. Exploiting this vulnerability allows an attacker to access confidential data and also cause service failures...

Astra Linux – Vulnerability in Linux 5.15

A use-after-free flaw was discovered in the Linux kernel, specifically in the logreplay function within fs/ntfs3/fslog.c in the NTFS journal. This flaw allows a local attacker to crash the system and causes a kernel information leak...

Astra Linux – Vulnerability in Linux 5.15

A flaw in memory writing within the Linux kernel’s UDF file system functionality was discovered. This flaw allows a user to trigger certain file operations, which in turn triggers udfwritefi. A local user could exploit this flaw to crash the system or potentially cause other malicious actions...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw involving a null pointer dereference was discovered in the Linux kernel’s UDF file system functionality. This flaw allows a malicious UDF image to trigger the udffilewriteiter function. A local user could exploit this flaw to crash the system. The flaw is present in the Linux kernel versio...

Astra Linux – Vulnerability in Golang-1.15

Avoid versions before 1.15.13 and 1.16.x, as well as those before 1.16.5, which have functions for DNS lookups that do not validate the responses from DNS servers. As a result, a return value might contain an unsafe injection e.g., XSS, which does not conform to the RFC1035 format...

Astra Linux – Vulnerability in Firefox

Another issue in networking: the DNS component. This vulnerability has been fixed in Firefox 150 and Thunderbird 150...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not assert that we found a block group item when creating a free space tree. Currently, when building a free space tree using populatefreespacetree, if the block group tree feature is not enabled, we always expect to fi...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: char: tpm: Protect tpmpmsuspend with locks Currently, tpm transactions are executed unconditionally in the tpmpmsuspend function, which may lead to races with other tpm accessors in the system. Specifically, the hwrandom tpm driv...

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

In the Linux kernel, the following vulnerability has been resolved: nilfs2: A potential UAF Use-After-Free error in struct nilfsscinfo can be prevented in nilfssegctorthread. The finalization of nilfssegctorthread may race with nilfssegctorkillthread, which terminates that thread. This could...

Astra Linux – Vulnerability in Linux, Linux 5.10

A flaw was discovered in the Linux kernel’s implementation of Pressure Stall Information. Although this feature is disabled by default, it could allow an attacker to crash the system or cause other memory-corruption side effects...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A flaw in the use of free after the NILFS file system in the Linux kernel was discovered. This flaw causes the function security inodealloc to fail, leading to a call to the nilfsmdtdestroy function. A local user could exploit this flaw to crash the system or potentially escalate their privileges...

Astra Linux – Vulnerability in Linux 5.10, Linux

A denial-of-service DOS issue was detected in the smb2ioctlqueryinfo function of the Linux kernel, within the fs/cifs/smb2ops.c Common Internet File System. This issue arises due to an incorrect return value from the memdupuser function. This flaw allows a local, privileged attacker with...

Astra Linux – Vulnerability in Firefox and Thunderbird

When using X11, text selected by the page using the Selection API is erroneously copied into the primary selection, a temporary storage similar to the clipboard. This bug only affects Firefox on X11. Other systems are unaffected. This vulnerability affects Firefox versions earlier than 120, Firef...