Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: scsi: core: Fixed a regression related to the removal of the procfs host directory. The scsiprochostdirrm function decreases a reference counter; therefore, it should only be called once per host that is removed. This change...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: drm: Do not allow userspace to trigger kernel warnings in drmgemchangehandleioctl Since GEM bo handles are of type u32 in the uapi, and the internal implementation uses idralloc, which uses integer ranges. Passing a new handle th...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Platform/x86: alienware-wmi-wmax: Fixed the dmisystemid array. Added a missing empty member to awccdmitable...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fsdax: Force the dirty mark to be cleared if CoW is used XFS allows CoW on non-shared extents to combat fragmentation1. The old non-shared extent can be rewritten before use; its dax entry is marked as “dirty”. This results in a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: Fixed the xid leak in cifscreate If the cifs function has already been shut down, we should release the xid before returning it; otherwise, the xid will be leaked...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: powercap: intelrapl: A NULL pointer dereference issue has been fixed. A NULL pointer dereference occurs when probing the MMIO RAPL driver on platforms where the CPU ID is not listed in the intelraplcommon CPU model list. This...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: net/smc: Resetting connections when trying to use SMCRv2 fails. We identified a crash when using SMCRv2 with 2 Mellanox ConnectX-4 devices. This issue can be reproduced by running the following commands: - smcrun nginx - smcru...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: Wifi: rtw89: Fixed a potential race condition between napiinit and napienable. A race condition can occur if netdev is registered, but NAPI is not initialized yet. Meanwhile, the user space starts the netdev that will enable...

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

In the Linux kernel, the following vulnerability has been resolved: ext4: A bug has been fixed in ext4mbreleasegrouppa. If a malicious fuzzer overwrites the ext4 superblock while it is mounted, causing sfirstdatablock to be set to a very large number, the calculation of the block group may...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: dpaa2-eth: The virtual address is retrieved before calling dmaunmap. The TSO header was unmapped via DMA before the virtual address was retrieved, and then the buffer was freed using that address. This meant that we actually...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ipv4: icmp: fix null-ptr-deref in icmpbuildprobe The ipv6stub-ipv6devfind function may return ERRPTR-EAFNOSUPPORT when the IPv6 stack is not active CONFIGIPV6=m and not loaded. Passing this error pointer to devhold will cause a...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: mm/hugememory: The issue of using NULL for folio handling in movepageshugepmd has been fixed. movepageshugepmd handles UFFDIOMOVE operations for both normal THPs and huge zero pages. For the huge zero page, srcfolio is explicitly...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cachefiles: The maximum subrequest size for cache writes has been set to MAXRWCOUNT. The maximum size of a subrequest that writes to cachefiles is now MAXRWCOUNT, ensuring that we do not exceed the maximum number of writes we can...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: net: systemport: Added global locking for the descriptor lifecycle. The descriptor list is a shared resource across all transmit queues. The locking mechanism currently used only protects concurrency within a given transmit queue...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: The fs subsystem requires passing the ATGETATTRNOSEC flag to the getattr interface function. When the vfsgetattrnosec function calls the getattr interface of a file system, the nosec flag should be propagated into this function, ...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: TCP: TX zerocopy should not access the pfmemalloc status. We received a recent syzbot report 1 indicating a possible misuse of the page status in TCP zerocopy paths. Indeed, for pages originating from user space or other layers,...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: iio: mma8452: Fixed the issue with triggering references. The mma8452 driver directly assigns a trigger to the struct iiodev. When the IIO core uses this trigger, it calls iiotriggerput to decrement the reference count by 1...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: watchdog: rzg2lwdt: Fixed the 32-bit overflow issue. The value of timercycleus can be 0 due to 32-bit overflow. For example, if we assign the counter value “0xfff” for computing maxval. This patch fixes this issue by appending...

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: Sysv: Do not call sbbread with pointerlock held. syzbot reports sleep in atomic context in the SysV filesystem 1. For sbbread, the function is called with rwspinlock held. A bug involving a “deadlock due to...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ext4: fixed a memory leak in parseapplysbmountoptions If processing the disk-mounted options fails after any memory has been allocated in the ext4FS context, such as for sqfnames, then this memory is leaked. This issue was...