Astra Linux – Vulnerability in DjVuLibre

DjVuLibre 3.5.27 allows attackers to carry out a denial-of-service attack application crashes due to an out-of-bounds read by creating a corrupted JB2 image file. This occurs due to improper handling of the JB2 image file in the JB2Dict::JB2Codec::getdirectcontext function in libdjvu/JB2Image.h,...

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: Avoid transmitting too many retransmitted packets. If a TCP socket uses TCPUSERTIMEOUT, and the other peer retracts its window to zero, tcpretransmittimer may transmit a packet every two milliseconds for HZ=1000, which can...

Astra Linux – Vulnerability in Wireshark

In Wireshark versions up to 3.2.7, the Facebook Zero Protocol also known as FBZERO dissector could enter an infinite loop. This issue was addressed in the epan/dissectors/packet-fbzero.c file by correcting the implementation of offset advancement...

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

In the Linux kernel, the following vulnerability has been resolved: blk-iocost: Avoid out-of-bounds shifts. UBSAN encounters undefined behavior in blk-iocost, where sometimes iocg-delay is shifted right by a number that is too large, resulting in undefined behavior on some architectures. 186.5565...

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

In the Linux kernel, the following vulnerability has been resolved: For TCP sockets with the TCPSYNRECV status, the function shutdownSENDSHUTDOWN is delayed. The TCPSYNRECV state is actually special; it is only used by cross-syn connections, and is mostly exploited by attackers. In the following...

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

In the Linux kernel, the following vulnerability has been resolved: nouveau/dmem: Fixed the vulnerability in the migratetoram function when there is a copy error. The nouveaudmemcopyone function ensures that the copy push command is sent to the device’s firmware, but it does not track whether the...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Wifi: iwlwifi: mvm – Ensure that the queue for the offloaded TID exists. The resume code path assumes that the TX queue for the offloaded TID has been configured. At the time of resuming operations, it attempts to synchronize the...

Astra Linux – Vulnerability in Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: usb: gadget: ncm: Fix handling of zero block length packets When connecting to a Linux host with CDCNCMNTBDEFSIZETX set to 65536, it was observed that we receive short packets, which sometimes occur at intervals of 5–10 seconds...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick’s MagickCore/segment.c file. An attacker who submits a crafted file processed by ImageMagick could trigger undefined behavior, specifically a division by zero in mathematics. This likely results in a disruption to the application’s functionality, but it may al...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fsdax: The infinite loop in daxiomaprw has been fixed. I encountered an infinite loop and a warning message when executing the tail command in virtiofs. Warning: CPU: 10; PID: 964; Location: fs/iomap/iter.c:34,...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: erofs/zmap.c: Corrected incorrect offset calculation The effective offset to be added to the length was incorrectly calculated, resulting in iomap-length being set to 0, which triggered a WARNON in iomapiterdone. This issue was...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ublkdrv: A NULL pointer dereference issue was fixed in ublkctrlstartrecovery. When two UBLKCMDSTARTUSERRECOVERY commands are submitted, the first one sets ‘ubq-ubqdaemon’ to NULL, and the second one triggers a WARN in...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: SCSI: UFS: Core – Flush exception handling work when RPM level is zero Ensure that exception event handling work is explicitly flushed during suspension when the runtime power management level is set to UFSPMLVL0. When the RPM...

Astra Linux – Vulnerability in libexif

LibExif through version 0.6.25 has a flaw in decoding MakerNotes. If the exifmnotedatagetvalue function receives a 0 size as input, the passed-in buffer will be overwritten due to an integer underflow...

Astra Linux – Vulnerability in Tomcat9

The “Allocation of Resources Without Limits or Throttling” vulnerability in Apache Tomcat exists. This issue affects Apache Tomcat versions from 11.0.0-M1 through 11.0.0-M20, from 10.1.0-M1 through 10.1.24, and from 9.0.13 through 9.0.89. The following versions were already reached their...

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

In the Linux kernel, the following vulnerabilities have been resolved: Firmware: armscpi: Check the DVFS OPP count returned by the firmware. A kernel crash occurs with the following call trace when the SCPI firmware returns a zero OPP count. On some platforms, dvfsinfo.oppcount may be zero during...

Astra Linux – Vulnerability in Firefox

An attacker could have written a value to the first element of a zero-length JavaScript array. Although the array was zero-length, the value was not written to an invalid memory address. This vulnerability affects Firefox versions earlier than 104...

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: HID: core: Harden s32ton to prevent conversion to 0 bits Testing conducted by the syzbot fuzzer revealed that the HID core encounters a shift-out-of-bounds exception when it attempts to convert a 32-bit quantity to a 0-bit...

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: f2fs: fixed to avoid updating zero-sized extents in the extent cache. As reported by syzbot: F2FS-fs loop0: updateextenttreerange: extent length is zero, type: 0, extent 0, 0, 0, age 0, 0. ------------ Cut here ------------ Kerne...

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: vsock: prevented null-ptr-deref in vsockhasdata|hasspace. Recent reports have shown that we sometimes call vsockhasdata when a vsock socket has been de-assigned from a transport see attached links. However, this should not be don...