Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: perf/core: The handling of buffer mapping fails correctly in perfmmap. After a buffer is successfully allocated or attached to an existing buffer, perfmmap attempts to map the buffer into the page table in read-only mode. If this...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fbdev: fbcon: Release the buffer when fbcondosetfont fails. syzbot is reporting a memory leak at fbcondosetfont, for the commit a5a923038d70 “fbdev: fbcon: Properly revert changes when vcresize fails”. It was overlooked that the...

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: Wifi: mwifiex: avoided possible dereferencing of a NULL skb pointer. In ‘mwifiexhandleuaprxforward’, always check the value returned by ‘skbcopy’ to avoid potential NULL pointer dereferencing in ‘mwifiexuapqueuebridgedpkt’. If...

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: scsi: snic: Fixed a possible memory leak if deviceadd fails. If deviceadd returns an error, the name allocated by devsetname needs to be freed. As noted in the comments for deviceadd, putdevice should be used to release the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: hinic: fixed the issue of CMDQ memory leaks. When hinicsetcmdqdepth fails in hinicinitcmdqs, the CMDQ memory is not released correctly. This issue has been fixed...

Astra Linux – Vulnerability in libvirt

A improper locking issue was detected in the virStoragePoolLookupByTargetPath API of libvirt. This issue occurs in the storagePoolLookupByTargetPath function, where a locked virStoragePoolObj object is not properly released in case of an ACL permission failure. Clients connecting to the read-writ...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: EFI: Fixed a potential NULL dereference in efememreservepersistent. When iterating over a linked list, the result of memremap is dereferenced without checking if it is NULL. This patch adds a check that falls back to allocating a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: Reverted the behavior from “scsi: core: Do not increase scsidevice’s iorequestcnt if dispatch failed”. The use of “atomicinc&cmd-device-iorequestcnt” in scsiqueuerq could cause kernel panic, as cmd-device might be freed aft...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring/rw: Potential allocated iovec in the cache may be freed after a failure. If a read/write request passes through ioreqrwcleanup, and an allocated iovec is attached to the request but fails to be placed into the rwcache, it...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iouring: fail cancellation for EXITING tasks WARNING: CPU: 1 PID: 20 at fs/iouring.c:6269 iotrycanceluserdata+0x3c5/0x640 fs/iouring.c:6269 CPU: 1 PID: 20 Comm: kworker/1:0 Not tainted 5.16.0-rc1-syzkaller 0 Workqueue: events...

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

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fixed a double-free in arfscreategroups. When the memory allocated by kvzalloc fails, arfscreategroups will free ft-g and return an error. However, arfscreatetable, the only function calling arfscreategroups, will...

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

In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fixed a double-free in sidpminit When the allocation of adev-pm.dpm.dynstate.vddcDependenceondispclk.entries fails, amdgpufreeextendedpowertable is called to free some fields of adev. However, when the control flow...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: RDMA/bnxtre: Fixed a possible memory leak. This issue occurs in bnxtresetupchipctx, when bnxtqplibmapdbbar fails; the driver does not free the memory allocated for “rdev-chipctx”...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: mailbox: zynq-ipi: fixed error handling when deviceregister fails When deviceregister fails, there are two issues: 1. The name allocated by devsetname is leaked. 2. The parent of the device is not NULL; deviceunregister is...

Astra Linux – Vulnerability in bind9

In BIND 9.0.0 - 9.11.29, 9.12.0 - 9.16.13, and versions BIND 9.9.3-S1 - 9.11.29-S1 and 9.16.8-S1 - 9.16.13-S1 of the Supported Preview Edition, as well as release versions 9.17.0 - 9.17.11 of the BIND 9.17 development branch, when a vulnerable version of named receives a query for a record that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: e100: A potential use of memory after freeing it has been fixed in e100xmitprepare. In e100xmitprepare, if we cannot map the skb, then -ENOMEM is returned. As a result, e100xmitframe will return NETDEVTXBUSY, and the upper layer...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

A flaw was discovered in the networking subsystem of the Linux kernel, particularly in the handling of the RPL protocol. This issue arises due to the improper handling of user-provided data, which can lead to an assertion failure. This could allow an unauthenticated remote attacker to create a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nvme-tcp: Remove the tag set when the second admin queue configuration fails. Commit 104d0e2f6222 “nvme-fabrics: Reset the admin connection for secure concatenation” modified nvmetcpsetupctrl to call nvmetcpconfigureadminqueue...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: NVMe: Fixed the failure to reconnect due to reserved tag allocation. We identified an issue in a production environment while using NVMe over RDMA. The reconnection of adminq failed indefinitely, even when the remote target and...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: fixed a potential double-free in fsanycreategroups. When kcalloc is called for ft-g and succeeds, but kvzalloc is called for in and fails, fsanycreategroups will free ft-g. However, its caller, fsanycreatetable, will...