Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: drm/shmem-helper: The erroneous “put” operation has been removed from the error path. The drmgemshmemmmap function does not have a reference in the error code path, resulting in the dma-buf shmem GEM object being freed...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: net: ipv4: fixed the issue where deleting routes with a nexthop object triggered a warning. The FRR team encountered a kernel warning1 while deleting routes2. This issue occurred when attempting to delete a route that pointed ...

Astra Linux – Vulnerability in libxstream-java

XStream is a Java library for serializing objects to XML and back again. In XStream before version 1.4.16, there was a vulnerability where the processed stream contained type information at the time of unmarshaling, allowing new instances to be created based on those type information. Attackers...

Astra Linux – Vulnerability in PostgresSQL 11

A flaw was discovered in PostgreSQL versions prior to 13.1, before 12.5, before 11.10, before 10.15, before 9.6.20, and before 9.5.24. An attacker who has permission to create non-temporary objects in at least one schema can execute arbitrary SQL functions under the identity of a superuser. The...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: wwan: iosm: A memory leak has been fixed in the ipcpciereadbioscfg function. The ipcpciereadbioscfg function uses acpievaluatedsm to obtain the wwan power state configuration from the BIOS. However, it does not free the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/nouveau: Avoid a use-after-free when BO init fails nouveauboinit is backed by ttmboinit and passes its return value back to the caller. In case of failures, ttmboinit invokes the provided destructor, which should...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: mpt3sas: A kernel panic occurred during the drive powercycle test. While iterating through Shost’s sdev list, it is possible that one of the drives is being removed, and its sastarget object is freed, but its sdev object...

Astra Linux – Vulnerability in Mariadb 10.3

MariaDB CONNECT Storage Engine Use-After-Free Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected MariaDB installations. Authentication is required to exploit this vulnerability. The specific flaw exists within the processing of SQL...

Astra Linux – Vulnerability in libfastjson

JSON-C version 0.14 has an integer overflow issue, and there is a risk of out-of-bounds write operations through a large JSON file, as demonstrated by the printbufmemappend function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: RDMA/efa: Fixed the incorrect order of resource deallocation. When attempting to destroy a QP or CQ, we first reduce the reference count and potentially free the memory regions allocated for the object. Then, we request the devic...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: slab: Avoid race conditions in allocslabobjexts. If two competing threads enter allocslabobjexts, and one of them fails to allocate the object extension vector, it may override the valid slab-objexts allocated by the other thread...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: drm/panfrost: Fixed corruption of the shrinker list caused by the madvise IOCTL. Calling the madvise IOCTL twice on BO causes corruption of the memory shrinker list, leading to a kernel crash. This occurs because BO is already on...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv6: Fixed another slab-out-of-bounds issue in fib6nhflushexceptions While running the self-tests on a KASAN-enabled kernel, I observed a slab-out-of-bounds issue that was very similar to the one reported in commit 821bbf79fe46...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: “Revert ‘drm/gem-dma: Use dmabuf from GEM object instance’” This change is reflected in commit e8afa1557f4f963c9a511bd2c6074a941c308685. The dmabuf field in the struct drmgemobject is not stable throughout the lifetime of the...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: drm/i915: Fixed the potential double-free of the bit17 bitmask. A userspace environment where multiple threads compete to set the tiling to I915TILINGNONE could lead to a double-free of the bit17 bitmask. Or, conversely, memory...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: drm/i915/ttm: fixed handling of CCS Crucible + recent Mesa sometimes causes the following issue: GEMBUGONnumccsblks NUMCCSBLKSPERXFER It seems that this issue can also be triggered with gemlmemswapping, if we modify the tests ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: This issue prevents concurrent access to the IPSec ASO context. The querying or updating of IPSec offload objects occurs through the Access ASO WQE. The driver uses a single mlx5eipsecaso structure for each PF, which...

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

In the Linux kernel, the following vulnerability has been resolved: virtio-mmio: Do not break the lifecycle of vmdev. vmdev has a separate lifecycle because it has a struct device embedded within it. Therefore, having a release callback for it is correct. However, allocating the vmdev structure...

Astra Linux – Vulnerability found in Linux 5.10, Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: drm/i915/vma: Fixed a UAF issue during destruction that could lead to a race condition. Object debugging tools occasionally reported illegal attempts to free an i915 VMA object when parking a GT that was believed to be idle...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm/xe: Fixed a bo leak in intelfbboframebufferinit. Added a unreference of “bo” in the error path to prevent the leakage of a “bo” reference. Return 0 on success to clarify the success path. Cherry-picked from commit...