Astra Linux – Vulnerability in grub2

A vulnerability has been identified in the GRUB2 bootloader’s normal command, posing an immediate Denial of Service DoS risk. This flaw is a Use-after-Free issue, caused by the fact that the normal command is not properly unregistered when the module is unloaded. An attacker who can execute this...

Astra Linux – Vulnerability in WebKit2GTK

The issue was resolved by improving access restrictions to the file system. This issue is fixed in Safari 18.3, iOS 18.3, iPadOS 18.3, macOS Sequoia 15.3, and visionOS 2.3. A maliciously crafted webpage may be able to obtain user fingerprints...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: hwmon: When the current fan speed state is enforced from sysfs, a non-zero return value is generated. The minimum fan speed can be enforced from sysfs. For example, setting the current fan speed to 20 is used to ensure that the f...

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

In the Linux kernel, the following vulnerability has been resolved: f2fs: The issue was fixed by dropping all dirty pages during umount if cperror is set. The xfstest generic/361 report indicates a bug as follows: f2fsbugonsbi, sbi-fsyncnodenum; Kernel bug located at fs/f2fs/super.c:1627! RIP:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: KVM: s390: pv: fix index value of replaced ASCE The index field of the struct page corresponding to a guest ASCE should be 0. When replacing the ASCE in s390replaceasce, the index of the new ASCE should also be set to 0. Using th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a possible Use-after-Allocation UAF issue when remounting a read-only mmp-protected file system. After committing the change 618f003199c6 “ext4: fixing a memory leak in ext4fillsuper”, there is a race condition where...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Skips inactive planes within ModeSupportAndSystemConfiguration. Reason Coverity reported a memory issue involving illegal access attempts. How The inactive planes are skipped...

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

In the Linux kernel, the following vulnerability has been resolved: jfs: jfsdmap: Validates dbl2nbperpage during mounting In jfsdmap.c, on line 381, BLKTODMAP is used to obtain a logical block number within dbFree. dbl2nbperpage, which represents the log2 of the number of blocks per page, is pass...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/proc: taskmmu.c: Do not read mapcount for migration entries The syzbot reported the following bug: Kernel bug at include/linux/page-flags.h: 785 Invalid opcode: 0000 1 PREEMPT SMP KASAN CPU: 1; PID: 4392; Comm: syz-executor560...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: fix use-after-free bug in refreshcacheworker The UAF bug occurred because we were putting DFS root sessions in cifsumount while DFS cache refresher was being executed. Make DFS root sessions have same lifetime as DFS tcons ...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: ntfs: Check overflow when iterating ATTRRECORDs The kernel iterates over ATTRRECORDS in mft records in ntfsattrfind. Since ATTRRECORDS are adjacent to each other, the kernel can access the next ATTRRECORD from the end address of...

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: NFSD: NFSv4 file creation neglects setting the ACL. A NFSv4 client that sets an ACL with a named principal during file creation retrieves the ACL later. It finds that the ACL is only a default ACL based on the mode bits, not the...

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

In the Linux kernel, the following vulnerabilities have been resolved: ARM: OMAP2+: Fixed a memory leak in realtimecounterinit. The "sysclk" resource is allocated using clkget, and it is not released when the function returns...

Astra Linux – Vulnerability in Firefox

A duplicate SystemPrincipal object can be created when parsing a non-system HTML document using DOMParser::ParseFromSafeString. This could result in bypassing web security checks. This vulnerability affects Firefox versions earlier than 109...

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

In the Linux kernel, the following vulnerabilities have been resolved: fs/jfs: Added validation for dbmaxag and dbagpref. Both dbmaxag and dbagpref are used as indexes for the dbagfree array. However, there is currently no validation for these values, which can lead to errors. The following is a...

Astra Linux – Vulnerability in imagemagick

A flaw was discovered in ImageMagick, specifically in the MagickCore/visual-effects.c file. An attacker who submits a crafted file processed by ImageMagick could trigger undefined behavior, including division by zero in mathematics. The greatest threat of this vulnerability is to system...

Astra Linux – Vulnerability in Chromium

Improper input validation in the Network component of Google Chrome prior to version 152.0.7977.65 allowed a remote attacker who had compromised the renderer process to bypass system access restrictions through a crafted HTML page. Chromium security severity: Medium...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Additional checks have been added in niclear. The addition of a check for NTFSFLAGSLOGREPLAYING prevents access to the uninitialized bitmap during the replay process...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ALSA: seq: oss – Fixed race conditions during the processing of SysEx messages The OSS sequencer handles SysEx messages that are split into 6-byte packets. The ALSA sequencer’s OSS layer attempts to combine these packets...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: KVM: x86: Forcibly leave nested virtualization mode when SMM state is toggled The nested virtualization mode is forcibly exited if the user space toggles the SMM state using KVMSETVCPUEVENTS or KVMSYNCX86EVENTS. If the user space...