Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net: ipa: Hash tables are only reset when supported. Last year, the code that manages GSI channel transactions switched from using spinlock-protected linked lists to using indexes in the ring buffer used for a channel. Recently,...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: chips-media: wave5: Fixed an issue where the runtime usage count of PM was underflowing. Replace pmruntimeputsync with pmruntimedontuseautosuspend in the remove path, so that it can properly pair with pmruntimeuseautosuspend in t...

Astra Linux – Vulnerability in Linux 5.15

A issue was discovered in the Linux kernel before version 6.3.8. The file fs/smb/server/smb2pdu.c in ksmbd contains an integer underflow and an out-of-bounds read during the deassemblenegcontexts function...

Astra Linux – Vulnerability in xrdp

XRDPT is an open-source remote desktop protocol RDP server. In affected versions, an integer underflow leading to a heap overflow in the SESMAN server allows any unauthenticated attacker who can access the SESMAN server locally to execute code as root. This vulnerability has been patched in versi...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: vfio/type1: prevents underflow of lockedvm via exec When a vfio container is preserved during execution, the task does not change. Instead, a new memory page is allocated with lockedvm=0, and the counter from existing DMA mapping...

Astra Linux – Vulnerability in OpenLDAP

An integer underflow was discovered in OpenLDAP before version 2.4.57, which led to slapd crashes during the Certificate Exact Assertion processing, resulting in a denial of service schemainit.c serialNumberAndIssuerCheck...

Astra Linux – Vulnerability in Tiff

The tiffcrop utility in libtiff has a uint32t underflow, which can lead to out-of-bounds read and write operations. An attacker who provides a crafted file to tiffcrop likely by tricking a user into running tiffcrop with certain parameters could cause a crash or, in some cases, lead to further...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: remoteproc: Fixed the count check in rproccoredumpwrite. The check for the count being 0 was corrected to avoid a potential underflow. The check is identical to that in rprocrecoverywrite...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: mac80211: Fixed an underflow in staticbranchdec for aqldisable. syzbot reported an underflow in staticbranchdec in aqlenablewrite. 0 The issue arises because aqlenablewrite does not serialize concurrent write operations ...

Astra Linux – Vulnerability in Qemu

QEMU prior to version 8.2.0 has an integer underflow issue, which can lead to a buffer overflow. This occurs due to a TI command, where a transfer length that is not a DMA transfer is processed, even though that length is shorter than the length of the available FIFO data. This issue arises in th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: fscrypt: fixed an underflow issue during left shift when inode-iblkbits PAGESHIFT When simulating an nvme device on qemu with both logicalblocksize and physicalblocksize set to 8 KiB, an error trace appears during partition...

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

In the Linux kernel, the following vulnerability has been resolved: cifs: fixed a underflow issue in parseserverinterfaces. In this loop, we iterate through the buffer. After processing each item, we check whether the sizeleft is greater than the minimum size required. However, the problem arises...

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: nfs: fixed UAF in direct writes In production, we have been encountering the following warnings consistently: ------------ cut here ------------ refcountt: underflow; use-after-free. WARNING: CPU: 17 PID: 1800359 at...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: mt7601u: Fix an integer underflow An integer underflow caused by a null pointer dereference occurred in mt7601urxskbfromseg. The variable dmalen in the URB packet could be manipulated, which could trigger an integer underfl...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Avoid unregistering PSP twice. PSP is unregistered twice in the following paths: mlx5eremove - mlx5epspunregister mlx5eniccleanup - mlx5epspunregister This leads to a refcount underflow under certain conditions:...

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

In the Linux kernel, the following vulnerability has been resolved: In ext4, the “set goal start” operation is performed correctly in ext4mbnormalizerequest. We need to set acgex to notify the goal start used in ext4mbfindbygoal. Instead of using acfex, we should use acgex in...

Astra Linux – Vulnerability in TIF format

The tiffcrop tool in libtiff has a uint32t underflow issue, which can lead to out-of-bounds read and write operations in the extractContigSamples8bits routine. An attacker who provides a crafted file to tiffcrop could exploit this flaw, likely by tricking a user into opening the crafted file with...

Astra Linux - уязвимость в u-boot

A issue was discovered in Das U-Boot during the period from 2019.07. There is an unbounded memcpy operation when parsing a UDP packet, due to an underflow of the netprocessreceivedpacket integer value during the ncinputpacket call...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: schedext: Redundant cssput calls have been removed from scxcgroupinit. The iterator cssforeachdescendantpre iterates through the cgroup hierarchy under cgrouplock. This iteration does not increment the reference counts of css...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: iouring/net: The overflow check in iorecvmsgmshotprep has been fixed. The controllen variable is of type sizet unsigned long. Casting it to int could lead to an integer underflow. The checkaddoverflow function considers the type ...