Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Staging: vchiqcore: handling of NULL results from findservicebyhandle. In the event of an invalid handle, the function findservivebyhandle returns NULL. Therefore, this issue needs to be addressed to avoid dereferencing of a NULL...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Do not leak a resource on an eviction error. For eviction errors other than -EMULTIHOP, we were leaking a resource. This issue has been fixed. Version 2: Avoid using goto again. By Andi Shyti...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel, a high-performance in-kernel SMB server. The specific flaw resides in the handling of SMB2SESSIONSETUP commands. The problem arises due to a lack of control over resource consumption. An attacker can exploit this vulnerability to...

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

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: Fix to perform sanity checks on iextraisize in isalive syzbot identified a bug in f2fs: BUG: KASAN: Out-of-bounds access to slab data in datablkaddr, fs/f2fs/f2fs.h:2891 inline BUG: KASAN: Out-of-bounds access to slab da...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net: removed two BUG functions from skbchecksumhelp. I have a syzbot report that managed to cause a crash in skbchecksumhelp. If syzbot can trigger these BUGs, it makes sense to replace them with more friendly WARNONONCE function...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/meson: Reordered the driver deinit sequence to fix a use-after-free bug. Unloading the driver triggers the following KASAN warnings: +0.006275 ============================================================= +0.000029 BUG:...

Astra Linux – Vulnerability in Linux 5.15

A flaw was discovered in the ksmbd component of the Linux kernel. A memory leak may occur if a client sends a session setup request with an unknown NTLMSSP message type, potentially leading to resource exhaustion...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: fixed the dereferencing of a null pointer in hcisyncconnCompleteEvt. This event is only specified for SCO and eSCO link types. Upon receiving a HCISynchronousConnectionComplete event for a BDADDR of an existing LE...

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: Bluetooth: L2CAP: Fixed use-after-free issue Fixed a potential use-after-free in l2caplecommandrej...

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

Linux Kernel nftables Out-of-bounds Read/Write Vulnerability; nftbyteorder improperly handles the contents of VM registers when CAPNETADMIN is present in any user or network namespace...

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

A NULL pointer dereference vulnerability was discovered in the vmwgfx driver, located in the file vmwgfxexecbuf.c within the GPU component of the Linux kernel. The vulnerability affects device files such as '/dev/dri/renderD128' or 'Dxxx'. This flaw allows a local attacker with a user account on...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: dmaengine: sf-pdma: Added multithread support for a DMA channel. When we obtain a DMA channel and attempt to use it across multiple threads, it can lead to errors and cause the system to hang. bash % echo 64...

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

In the Linux kernel, the following vulnerability has been resolved: Wifi: ath11k – Fix for htt.pktlog locking. The ath11k active PDevs are protected by RCUs, but the code that handles htt.pktlog, namely ath11kmacgetarbypdevid, was not marked as a read-side critical section. Mark the relevant code...

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

In the Linux kernel, the following vulnerability has been resolved: clk: mediatek: clk-mt6797 – Added a check for the return value of mtkallocclkdata. The check is added to avoid dereferencing a NULL pointer...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: btrfs: fixed a race condition between quota rescan and disabling quotas, which could lead to a NULL pointer derefrence. If one task attempts to start the quota rescan worker while another task attempts to disable quotas, we can e...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: - tty: serial: Fixed a refcount leak issue in uccuart.c In socinfo, offindnodebytype will return a node pointer with the refcount incremented. We should use ofnodeput when it is no longer needed...

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: devlink: Report devlinkporttypewarn source device. devlinkporttypewarn is intended to be reported for ports that do not have a port type set. However, it is not easy to determine which device driver does not have a devlink por...

Astra Linux – Vulnerability found in Linux 5.15, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: qedi: Fixed a use-after-free bug in qediremove. In qediprobe, we call qediprobe, which initializes &qedi-recoverywork with qedirecoveryhandler and &qedi-boarddisablework with qediboarddisablework. When...

Astra Linux – Vulnerability found in Linux 5.15, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: Platform/x86: dell-sysman: Fixed reference leak If a duplicate attribute is found using ksetfindobj, a reference to that attribute is returned. This means that we need to dispose of the duplicate attribute accordingly. Use...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A known cache speculation vulnerability, known as Branch History Injection BHI or Spectre-BHB, reappears in the new hw AmpereOne. Spectre-BHB is similar to Spectre v2, except that malicious code uses the shared branch history stored in the CPU Branch History Buffer, or BHB to influence mispredict...