Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Avoid writeback threads getting stuck in mempoolalloc In situations with low memory availability, allow the NFS writeback code to fail without getting stuck in infinite loops in mempoolalloc...

Astra Linux – Vulnerability in Qemu

A flaw was discovered in qemu. A host privilege escalation issue was identified in the virtio-fs shared file system daemon, where a privileged guest user can create a device-specific special file in the shared directory and use it to gain read/write access to host devices...

Astra Linux – Vulnerability in Chromium

Insufficient policy enforcement in the File System API of Google Chrome prior to version 88.0.4324.96 allowed a remote attacker to bypass the file extension policy through a crafted HTML page...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: nfs: fixed the acl memory leak in posixaclcreate When reviewing another nfs xfstests report, I found that errors related to acl and defaultACL in nfs3proccreate and nfs3procmknod might be leaked. These issues need to be...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Initialize the struct nfsd4copy earlier. Ensure that the refcount and asynccopies fields are initialized early. The cleanupasynccopy function will reference these fields if an error occurs in nfsd4copy. If these fields are...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds access in ntfs inode syncstandardinformation in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerabilities have been resolved: cifs: Return the correct error code from smb2getenckey Avoid a warning if the error is passed back up: 440700.376476 CIFS VFS: \otters.example.com cryptmessage: Could not get encryption key 440700.386947 ------------ Cut here...

Astra Linux – Vulnerability in Linux 5.10, Linux

A NULL pointer dereference flaw exists in the diFree function in the fs/jfs/inode.c file of the Journaled File System JFS in the Linux kernel. This flaw could allow a local attacker to crash the system or leak internal kernel information...

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

In the Linux kernel, the following vulnerabilities have been resolved: fs/jfs: Added validation for dbmaxag and dbagpref. Both dbmaxag and dbagpref are used as indexes for the dbagfree array. However, there is currently no validation for these values, which can lead to errors. The following is a...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can cause a heap-based buffer overflow in the ntfsmftrecalloc function within NTFS-3G from version 2021.8.22 onwards...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFS: Fixed an error in nfsdautomount When mounting from an NFSv4 reference, path-dentry may end up being a negative dentry. Therefore, the struct nfsserver structure is derived from the dentry itself instead...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can cause a heap-based buffer overflow in ntfscompressedpwrite in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: ocfs2: Fix for crashes when mounting with quota enabled There is a reported crash when mounting ocfs2 with quota enabled. Stack Trace: RIP: 0010:ocfs2qinfolockresinit+0x44/0x50 ocfs2 Call Trace: ocfs2localreadinfo+0xb9/0x6f0 ocfs...

Astra Linux – Vulnerability in Linux

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Fixed a NULL pointer dereference in pnfsmarkmatchinglsegsreturn. The commit de144ff4234f fixes the issue by changing pnfsreturnlayout to call pnfsmarkmatchinglsegsreturn, with NULL passed as the argument to the...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: fixed to avoid NULL pointer dereferencing in f2fscheckquotaconsistency. The syzbot reported the following f2fs bug: Oops: gen 107.736417T5848. Oops: general protection fault, likely due to a non-canonical address...

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: btrfs: Handled the chunk tree lookup error in btrfsrelocatesyschunks. The unhandled case in the btrfsrelocatesyschunks loop is a corruption. This can only occur under two impossible conditions: - First, the search key is set t...

Astra Linux – Vulnerability in Linux, Linux 5.10

In the Linux kernel, the following vulnerabilities have been resolved: NFS: Fixed a use-after-free in nfs4initclient. KASAN reported a use-after-free when attempting to mount two different exports through two different NICs that belong to the same server. Olga was able to exploit this issue with...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Fixed the behavior of the READ operation near OFFSETMAX. Dan Aloni reports: Due to commit 8cfb9015280d “NFS: Always provide aligned buffers to RPC read layers” on the client, a read of 0xfff is aligned up to the server’s...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: Protection against send buffer overflow in NFSv2 READ Since the time before the advent of Git, NFSD has managed the number of pages held by each nfsd thread by combining the RPC receive and send buffers into a single array ...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerabilities have been resolved: f2fs: fixed the sanity check on the destination blkaddr during recovery. As Wenqing Liu reported in Bugzilla: https://bugzilla.kernel.org/showbug.cgi?id=216456 loop5: detected a change in capacity from 0 to 131072. F2FS-fs...