Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: nvme: fixed the SRCU protection for the nvmenshead list The process of walking the nvmenshead siblings list is protected by the head’s srcu in nvmensheadsubmitbio, but not in nvmempathrevalidatePaths. Removing namespaces from...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: scsi: core: sysfs: Fix a hang issue when the device state is set via sysfs This fix addresses a regression introduced in the commit f0f82e2476f6 “scsi: core: Fix capacity setting to zero after offlineizing a device”. The problem...

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 6.1

In the Linux kernel, the following vulnerabilities have been resolved: mctp i2c: handling of NULL header addresses daddr can be NULL if there is no neighbour table entry present; in that case, the TX packet should be discarded. saddr is usually set by the MCTP core, but NULL values are also...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: btrfs: Fixed a use-after-free in btrfsencodedreadendio. Shinichiro reported the following use-after-free that sometimes occurs in our CI system when running fstests' btrfs/284 on a TCMU runner device: BUG: KASAN:...

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: icmp6: Fixed the null-ptr-deref of ip6nullentry-rt6iidev in icmp6dev. With some IPv6 Ext Hdr RPL, SRv6, etc., we can send a packet that has the link-local address as src and dst IP, and it will be forwarded to an external IP in t...

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: mlxsw: spectrumacltcam: A memory leak has been fixed when canceling the rehash operation. The rehash operation is rescheduled with a delay if the number of credits at the end of the operation is not negative—this indicates that t...

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

In the Linux kernel, the following vulnerabilities have been resolved: Bluetooth: btusb: Added a NULL check for “date-evtskb”. Fixed a crash due to NULL pointers. 6104.969662 BUG: NULL pointer dereferencing in the kernel; address: 00000000000000c8 6104.969667 PF: Supervisor read access in kernel...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: xfs: Do not wander off the end of a directory data block This fix adds sanity checks for xfsdir2dataunused and xfsdir2dataentry to ensure that the code does not go beyond the valid memory region. Before the patch, the loop simply...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: nfsd: Do not replace a page in the rqpages array if it is a continuation of the last page. The splice read function calls nfsdspliceactor to place the pages containing file data into the svcrqst-rqpages array. However, it is...

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: netsched: prio: fix a race in priotune Gerrard Tai reported a race condition in PRIO, whenever the SFQ perturb timer fires at the wrong time. The race occurs as follows: CPU 0 CPU 1 1: lock root 2: qdisctreeFlushBacklog 3: unlock...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: iommu/omap: Fixed a regression in the probe for NULL pointer dereferencing. The commit 3f6634d997db “iommu: Use the correct method to retrieve iommuops” started causing a NULL pointer dereference for some omap variants:...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: - media: cx25821: Fixed a resource leak in cx25821devsetup - Added releasememregion if ioremap fails to release the memory region obtained by cx25821getresources...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: vhost-scsi: Fixed the handling of multiple calls to vhostscsisetendpoint. If vhostscsisetendpoint is called multiple times without a vhostscsiclearendpoint between them, we may encounter several bugs identified by Haoran Zhang...

Astra Linux – Vulnerability found in Linux 6.1, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/ttm: Avoid NULL pointer dereferencing for evicted BOs It is possible for a BO to exist that is not currently associated with a resource, for example, because it has been evicted. When devcoredump attempts to read the contents...

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

A issue was discovered in l2capsockrelease in net/bluetooth/l2capsock.c in the Linux kernel before version 6.4.10. There is a use-after-free issue, as the children of a sk object are handled incorrectly...

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: nexthop: All fields in the dumped nexthops structures need to be initialized. The struct nexthopgrp structure contains two reserved fields that are not initialized by nlaputnhgroup. These fields contain garbage values. This...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: The denominator pbndiv is checked before being used. WHAT & HOW The denominator cannot be 0, and this check is performed before it is used. This fix addresses a Divide-by-zero issue reported by Coverity...

Astra Linux – Vulnerability in Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: spi: tegra20-slink: Fixed a UAF Use-after-Allocation issue in tegraslinkremove. After calling spiunregistermaster, the refcount of the master will decrease to 0, and it will be freed in spicontrollerrelease. The device data 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: ACPI: LPIT – Avoid u32 multiplication overflow. In the function lpitupdateresidency, there is a possibility of overflow during multiplication, if tsckhz is large enough UINTMAX/1000. The multiplication operation should be replace...