Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds read, caused by an invalid attribute in ntfsattrfindinattrdef, in NTFS-3G 2021.8.22...

Astra Linux – Vulnerability in Chromium

Insufficient data validation in the File System API of Google Chrome prior to 106.0.5249.62 allowed a remote attacker to bypass File System restrictions through a crafted HTML page and malicious file. Chromium security severity: Low...

Astra Linux – Vulnerability in Chromium

Before version 101.0.4951.41, using the "after free" mechanism in the File System API in Google Chrome allowed a remote attacker to potentially exploit heap corruption through a crafted HTML page...

Astra Linux – Vulnerability in ntfs-3g

A properly crafted NTFS image can lead to a out-of-bounds access vulnerability, caused by an unsanitized attribute length in ntfs inodelookupbyname, in NTFS-3G 2021.8.22...

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

In the Linux kernel, the following vulnerabilities have been resolved: jfs: fixed an array-index-out-of-bounds issue in diNewExt Syz report UBSAN: array-index-out-of-bounds in fs/jfs/jfsimap.c:2360:2 Index -878706688 is out of range for the type 'struct iagctl128' CPU: 1 PID: 5065 Comm:...

Astra Linux – Vulnerability in Linux 6.1, Linux, Linux 5.15

In the Linux kernel, the following vulnerability has been resolved: cifs: fixed a underflow issue in parseserverinterfaces. In this loop, we iterate through the buffer. After processing each item, we check whether the sizeleft is greater than the minimum size required. However, the problem arises...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs: init flagsvalid before calling vfsfileattrget syzbot reported a uninit-value bug in 1. Similar to the “get” context, where the kernel’s filekattr structure is initialized before calling vfsfileattrget, we should use the same...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: A memory leak was fixed when using fscache. If the condition “index == nextcached” is encountered, a reference count of the struct page is leaked. This issue is fixed by using readaheadfolio, which handles the reference cou...

Astra Linux – Vulnerability found in Linux 5.10, Linux 5.15

In the Linux kernel, the following vulnerabilities have been resolved: gfs2: Always check the inode size of inline inodes. Check whether the inode size of inline inodes is within the allowed range when reading inodes from the disk gfs2dinodein. This prevents on-disk corruption. The two checks in...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: cifs: potential buffer overflow in handling symlinks Smatch printed a warning: arch/x86/crypto/poly1305glue.c:198 poly1305updatearch error: memcpy 'dctx-buf' too small 16 vs u32max This issue arises because Smatch marks ‘linklen’...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: cifs: The xid leak in cifscopyfilerange has been fixed. If the file is used by swap, before returning -EOPNOTSUPP, the xid should be freed. Otherwise, the xid will be leaked...

Astra Linux – Vulnerability in Linux 5.10, Linux

In the Linux kernel, the following vulnerability has been resolved: NFSv4: Do not hold the layoutget locks across multiple RPC calls When performing layoutget as part of the open compound, we must be careful to release the layout locks before calling any further RPC calls, such as setattr. The...

Astra Linux – Vulnerabilities in Linux 5.10, Linux 5.15

A vulnerability related to out-of-bounds memory access was discovered in the Linux kernel’s XFS file system, regarding how a user restores an XFS image after a failure with a dirty log journal. This vulnerability allows a local user to crash the system or potentially escalate their privileges on...

Astra Linux – Vulnerability in Linux 5.10

A use-after-free flaw was discovered in the Linux kernel’s Ext4 File System, where a user can trigger multiple file operations simultaneously using the overlay FS mechanism. This flaw allows a local user to crash the system or potentially escalate their privileges on the system. Only if patch...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: F2FS: fixed potential corruption when moving a directory. F2FS also has the same issue in ext4rename, which causes a crash, as revealed by xfstests/generic/707. See also commit 0813299c586b “ext4: Fix possible corruption when...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: NFSD: The encoder for NFSv2 GETACL results has been completed. The xdrstream conversion inadvertently left some code that set the pagelen of the send buffer. The XDR stream encoders should now handle this automatically. This...

Astra Linux – Vulnerability in Chromium

Insufficient data validation in the File System API of Google Chrome prior to version 88.0.4324.96 allowed a remote attacker to bypass filesystem restrictions through a crafted HTML page...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: f2fs: Synchronize atomic write aborts To address the race condition between atomic write aborts, I use the inode lock and ensure that the COW inode can be reused throughout the entire lifetime of the atomic file inode...

Astra Linux – Vulnerability in Linux 5.10

In the Linux kernel, the following vulnerability has been resolved: fs/ntfs3: Validated rec-used in the journal-replay file record check. The checkfilerecord function validates rec-total against the record size, but never validates rec-used. The doaction journal-replay handlers read rec-used from...

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 filesystem restrictions through a crafted HTML page...