Astra Linux – Vulnerability in Apache Log4j2

The Log4j1XmlLayout from the Apache Log4j 1-to-Log4j 2 bridge fails to escape characters prohibited by the XML 1.0 standard, resulting in malformed XML output. Compatible XML parsers are required to reject documents containing such characters with a fatal error, which may cause downstream log...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: nilfs2: Fixing the use-after-free bug of nswriter when remounting the filesystem. If a nilfs2 filesystem is downgraded to read-only due to metadata corruption on the disk, and it is remounted with read/write access, or if an...

Astra Linux – Vulnerability in Mariadb 10.3

MariaDB Server versions 10.4 through 10.5., 10.6 through 10.6., 10.7 through 10.11., and 11.0 through 11.0. may sometimes crash when the backtrace log is empty. This may be related to the makeaggrtablesinfo and optimizestage2 functions...

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

In the Linux kernel, the following vulnerability has been resolved: tpm: Changed to kvalloc in eventlog/acpi.c The following failure was reported on HPE ProLiant D320: 10.693310 T1 tpmtis STM0925:00: 2.0 TPM device-id 0x3, rev-id 0 10.848132 T1 ------------ Cut here ------------ 10.853559 T1...

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: printk: Fixed signed integer overflow when defining LOGBUFLENMAX. Shifting 1 31 on a 32-bit integer causes signed integer overflow, leading to undefined behavior. To prevent this, 1 was cast to u32 before the shift operation is...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Fixed a race condition between rename operations and directory logging. We have a race condition between a rename operation and directory inode logging. If this race condition occurs, and the system crashes or loses power...

Astra Linux – Vulnerability in Tomcat9

The vulnerability involving the insertion of sensitive information into log files in the cloud membership of the clustering component of Apache Tomcat exposed the Kubernetes bearer token. This issue affects Apache Tomcat versions from 11.0.0-M1 through 11.0.20, from 10.1.0-M1 through 10.1.53, and...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: BPF: The unnecessary user-triggable WARNONCE message in the verifier log was removed. It is trivial for a user to trigger the “verifier log line truncated” warning. The verifier has a fixed-size buffer of 1024 bytes currently...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: xfs: Fixed the allocation of the log recovery buffer for the legacy hsize parameter. The commit a70f9fe52daa “xfs: detects and handles invalid iclog size settings provided by mkfs“” added a fix for incorrect hsize values used ...

Astra Linux – Vulnerability in Zabbix

Setting the SMS media allows for setting the GSM modem file. This file is later used as a Linux device. But since everything is a file for Linux, it’s possible to set another file, such as a log file. In this case, Zabbixserver will attempt to communicate with it as a modem. As a result, the log...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: md/raid5-cache: fixed a deadlock in r5lexitlog. The commit b13015af94cf “md/raid5-cache: Clear conf-log after finishing work” introduced a new problem: // The caller holds reconfigmutex r5lexitlog flushwork&log-disablewritebackwo...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: stmmac: Ensure that ptprate is not 0 before configuring timestamping The stmmac platform drivers that do not open-code the clkptprate value after retrieving the default value from the device-tree may end up setting clkptprat...

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

In the Linux kernel, the following vulnerabilities have been resolved: vhost-scsi: Protect vq-logused with vq-mutex The vhost-scsi completion path may access vq-logbase when vq-logused is already set to false. vhost-thread QEMU-thread vhostscsicompletecmdwork - vhostaddused - vhostaddusedn If...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: dm: Fixed unconditional IO throttling caused by REQPREFLUSH When a bio with REQPREFLUSH is submitted to dm, sendemptyflush generates a flushbio with REQOPWRITE | REQPREFLUSH | REQSYNC, which causes the flushbio to be throttled by...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfs: Save the ailp pointer before releasing the AIL lock during push callbacks. In xfs inodeitempush and xfsqmdquotlogitempush, the AIL lock is released to perform buffer I/O operations. Once the cluster buffer no longer protects...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drbd: fixed the “LOGIC BUG” in drbdalbeginiononblock Although we ensure that we can perform lcgetcumulative while holding the device-allock spinlock, it may still fail if some other code path decides to use lctrylock at the wrong...

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

In the Linux kernel, the following vulnerability has been resolved: Nilfs2: Do not write dirty data after degrading to read-only. According to the syzbot report, the call to markbufferdirty from nilfssegctordoconstruct generates a warning with certain patterns after nilfs2 detects metadata...

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

In the Linux kernel, the following vulnerability has been resolved: For the m68k architecture, the bus error is only forced if the PC is not in the exception table. The getkernelnofault function copies data in supervisor mode when forcing a task backtrace log through /proc/sysrqtrigger. This is...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability related to out-of-bounds memory access was discovered in the Linux kernel’s XFS file system, regarding how a user restores an XFS image after a failure with a dirty log journal. This vulnerability allows a local user to crash the system or potentially escalate their privileges on...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Fixed an out-of-bounds access in rpage. When PAGESIZE is 64K, if logreadrst calls readlogpage for the first time, the size of buffer will be equal to DefaultLogPageSize4K. However, for buffer operations like memcpy, if...