Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFSD: Deferred sub-object cleanup in export put callbacks The svcexportput function calls pathput and authdomainput immediately when the last reference is dropped, before the RCU grace period. RCU readers in eshow and cshow...

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

In the Linux kernel, the following vulnerability has been resolved: IB/IPoIB: Fix legacy IPoIB due to wrong number of queues The cited commit creates child PKEY interfaces over netlink will multiple tx and rx queues, but some devices doesn't support more than 1 tx and 1 rx queues. This causes to ...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: Audit: Improved robustness of audit queue handling If the audit daemon becomes stuck in a stopped state, the kauditdthread function in the kernel might get blocked while attempting to send audit records to the audit daemon in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/panthor: Fix for dma-fence safe access rules Commit 506aa8b02a8d6 “dma-fence: Add safe access helpers and document the rules” details the dma-fence safe access rules. The most common issue is that...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: macb: Shuffle the tx ring before enabling tx Quanyang observed that when using an NFS rootfs on an AMD ZynqMp board, the rootfs may take an extended time to recover after a suspend. Upon investigation, it was determined that...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: xen/netback: Avoid entering xenvifrxnextskb with an empty rx queue. xenvifrxnextskb expects the rx queue not to be empty. However, if the loop in xenvifrxaction performs multiple iterations, the availability of another skb in the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iavf: Fixed NULL pointer dereferencing in iavfgetlinkksettings. Fixed a potential NULL pointer dereferencing issue, caused by freeing adapter-vfres in iavfinitgetresources. The previous commit introduced a regression, where...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: Net: If sock is not available, do not access sock's skwq in skstreamwaitmemory. The following NULL pointer dereferences have been fixed: ... 14.471200 Call Trace: 14.471562 14.471882 lockacquire+0x245/0x2e0 14.472416 ?...

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: scsi: qla2xxx: Unused nvmelswaitq wait queue has been removed. A system crash occurs when qla2x00startspsp returns an error code EGAIN, and the wakeup function is called for an uninitialized wait queue sp-nvmelswaitq. - qla2xx...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: The ctx variable is initialized to avoid a memory allocation error. It is possible that the ctx variable in nfqnlbuildpacketmessage could be used before it is properly initialized. This initialization i...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: hcisync: fixed a memory leak in hciupdateadvdata. When hcicmdsyncqueue fails in hciupdateadvdata, the instptr is not freed, which can lead to a memory leak. To address this issue, ERRPTR/PTRERR was used instead of...

Astra Linux – Vulnerability in Linux 5.10, Linux

A use-after-free issue was discovered in the driver/firewire component, specifically in the outbound PhyPacketCallback function within the Linux kernel. In this flaw, a local attacker with special privileges could cause a use-after-free error when queueevent fails...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: io-wq: Check for wq exit after adding a new worker taskwork. We check the IOWQBITEXIT flag before attempting to create a new worker. The wq exit cancels any pending tasks if there are any. However, it’s possible for a race...

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

In the Linux kernel, the following vulnerability has been resolved: s390/dasd: Protection was added to the device queue against concurrent access. In the dasdprofilestart function, the number of requests on the device queue is counted. However, access to the device queue is not protected against...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: blk-mq: The issue of tag leaks during the shrink nrhwqueues operation has been fixed. Although we don’t need to reallocate the set-tags array when performing shrink nrhwqueues, we still need to free those tags. Otherwise, these...

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 in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: netfilter: nfnetlinkqueue: The hash table is now created per queue. Sharing a global hash table among all queues is tempting, but it can lead to crashes. Bug: KASAN: A “slab-use-after-free” issue exists in...

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

In the Linux kernel, the following vulnerability has been resolved: can: j1939: prevents deadlock by changing j1939sockslock to rwlock. The following 3 locks may race against each other, causing a deadlock situation in the Syzbot bug report: - j1939sockslock - activesessionlistlock -...

Astra Linux – Vulnerability in exim4

Exim 4 before 4.94.2 allowed a heap-based buffer overflow in the queuerun function, through two sender options: -R and -S. This could lead to privilege escalation from the exim user to the root user...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: net/net Failover: Fixed the issue where the TX queue exceeded the allowed limit. The failover TX queue is initialized as 16 queues. When a packet is transmitted from the failover device, the failover device will select the queue...