CVE-2021-47656

In the Linux kernel, the following vulnerability has been resolved: jffs2: fix use-after-free in jffs2clearxattrsubsystem When we mount a jffs2 image, assume that the first few blocks of the image are normal and contain at least one xattr-related inode, but the next block is abnormal. As a result...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from cachefilessetvolumexattr not properly using the actual length of the volume consistency data, which could le...

Linux kernel 安全漏洞

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that originates from post-release reuse in the jffs2clearxattrsubsystem function...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ksmbd: A out-of-bounds write vulnerability has been fixed in ksmbdvfsstreamwrite. The offset from the client can be a negative value, which may allow writing data beyond the boundaries of the allocated buffer...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: A strict bound check was performed before using memcmp in ocfs2xattrfindEntry. The xattr function in ocfs2 might be “non-indexed”, which requires additional space for storage. It’s better to check whether the memory is out...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed the erefcnt leak in ext4xattrblockcachefind. Syzbot reports the following warning: ============================================ WARNING: CPU: 0, PID: 5075, at fs/mbcache.c:419, module mbcachedestroy+0x224/0x290. Linke...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: jfs: Fixed the uninit-value access to newea in eabuffer syzbot reports that lzo1x1docompress uses uninit-value: ===================================================== BUG: KMSAN: Uninit-value in lzo1x1docompress+0x19f9/0x2510,...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: jffs2: Prevent the xattr node from overflowing the eraseblock. A check has been added to ensure that the requested xattr node size is not larger than the eraseblock minus the cleanmarker. Unlike traditional inode nodes, xattr...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: ext4: Avoid out-of-bounds access when the system.data function calls xattr to modify xattrs under the filesystem. When searching for an entry in an inline directory, if the evalueoffs parameter is changed under the filesystem due...

SUSE CVE-2024-56626

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Write in ksmbdvfsstreamwrite An offset from client could be a negative value, It could allows to write data outside the bounds of the allocated buffer. Note that this issue is coming when setting 'vfs...

PT-2026-2866

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.17.0-rc4 Description The Linux kernel had an issue in the f2fs file system related to the management of slab caches for extended attributes. Specifically, the system was creating per-superblock slab caches, whi...

DEBIAN-CVE-2024-56626

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Write in ksmbdvfsstreamwrite An offset from client could be a negative value, It could allows to write data outside the bounds of the allocated buffer. Note that this issue is coming when setting 'vfs...

DEBIAN-CVE-2024-56627

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Read in ksmbdvfsstreamread An offset from client could be a negative value, It could lead to an out-of-bounds read from the streambuf. Note that this issue is coming when setting 'vfs objects = streamsxat...

CVE-2024-56626 ksmbd: fix Out-of-Bounds Write in ksmbd_vfs_stream_write

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Write in ksmbdvfsstreamwrite An offset from client could be a negative value, It could allows to write data outside the bounds of the allocated buffer. Note that this issue is coming when setting 'vfs...

CVE-2024-56627 ksmbd: fix Out-of-Bounds Read in ksmbd_vfs_stream_read

In the Linux kernel, the following vulnerability has been resolved: ksmbd: fix Out-of-Bounds Read in ksmbdvfsstreamread An offset from client could be a negative value, It could lead to an out-of-bounds read from the streambuf. Note that this issue is coming when setting 'vfs objects = streamsxat...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerabilities have been resolved: jfs: xattr: fixed buffer overflow for invalid xattr values. When the xattr size is not as expected, it is printed out to the kernel log in hexadecimal format as a form of debugging. However, when that xattr size is larger than...

SUSE CVE-2024-50265

In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove entry once instead of null-ptr-dereference in ocfs2xaremove Syzkaller is able to provoke null-ptr-dereference in ocfs2xaremove: 57.319872 a.out,1161,7:ocfs2xaremove:2028 ERROR: status = -12 57.320420...

AZL-53769 CVE-2024-50265 affecting package kernel for versions less than 5.15.173.1-1

In the Linux kernel, the following vulnerability has been resolved: ocfs2: remove entry once instead of null-ptr-dereference in ocfs2xaremove Syzkaller is able to provoke null-ptr-dereference in ocfs2xaremove: 57.319872 a.out,1161,7:ocfs2xaremove:2028 ERROR: status = -12 57.320420...

CLSA-2024-1731430561 kernel: Fix of 31 CVEs

driver core: bus: Fix double free in driver API busregister CVE-2024-50055 - net: tun: Fix use-after-free in tundetach CVE-2022-49014 - memcg: fix possible use-after-free in memcgwriteeventcontrol CVE-2022-48988 - ppp: fix pppasyncencode illegal access CVE-2024-50035 - drivers: media:...

kernel: ext4: fix mb_cache_entry's e_refcnt leak in ext4_xattr_block_cache_find()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix mbcacheentry's erefcnt leak in ext4xattrblockcachefind Syzbot reports a warning as follows: ============================================ WARNING: CPU: 0 PID: 5075 at fs/mbcache.c:419 mbcachedestroy+0x224/0x290 Modules...