CVE-2023-53813 ext4: fix rbtree traversal bug in ext4_mb_use_preallocated

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

CVE-2023-53813

CVE-2023-53813 concerns linux kernel ext4 preallocation handling. The issue arises in ext4 during PA (preallocated area) search in the per-inode rb-tree: a direct traversal can miss entries because ext4_mb_discard_group_preallocation() may concurrently delete a PA, potentially causing a BUG_ON wh...

CVE-2023-53813 ext4: fix rbtree traversal bug in ext4_mb_use_preallocated

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

CVE-2023-53813

In the Linux kernel, the following vulnerability has been resolved: ext4: fix rbtree traversal bug in ext4mbusepreallocated During allocations, while looking for preallocationsPA in the per inode rbtree, we can't do a direct traversal of the tree because ext4mbdiscardgrouppreallocation can...

CVE-2022-50638

CVE-2022-50638 (Linux kernel) concerns an ext4 bug_on due to a boot loader inode corruption during ioctl-based swap of boot loader inodes, causing a kernel BUG in ext4_es_end via ext4 extents logic. The issue is triggered when boot loader inode is invalid or not a normal file (S_IFREG) and extent...

CVE-2022-50638 ext4: fix bug_on in __es_tree_search caused by bad boot loader inode

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:203! invalid opcode: 0000 1 PREEMP...

CVE-2022-50638

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bugon in estreesearch caused by bad boot loader inode We got a issue as fllows: ================================================================== kernel BUG at fs/ext4/extentsstatus.c:203! invalid opcode: 0000 1 PREEMP...

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 a post-release reuse issue in ext4orphancleanup...

PT-2025-49673

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains a flaw in the ext4 filesystem related to rbtree traversal within the ext4 mb use preallocated function. Specifically, the issue arises during memory allocation...

PT-2025-49752

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to group validation within the ext4 filesystem. Specifically, the ext4 mb good group function lacks a NULL check before performing a group...

Linux Distros Unpatched Vulnerability : CVE-2022-50673

"The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix use-after-free in ext4orphancleanup I caught a issue as follows: ================================================================== BUG: KASAN:...

Amazon Linux 2023 : bpftool, kernel, kernel-devel (ALAS2023-2025-1297)

It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2023-2025-1297 advisory. In the Linux kernel, the following vulnerability has been resolved: crypto: essiv - Check ssize for decryption and in-place encryption CVE-2025-40019 In the Linux kernel, the following...

Linux Distros Unpatched Vulnerability : CVE-2023-53861

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: correct grp validation in ext4mbgoodgroup Group corruption check will access memory of grp and will trigger kernel crash if grp is NULL. So do NULL check...

PT-2025-49699

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A flaw exists in the Linux kernel related to ext4 filesystem handling of extended attributes xattrs. A deadlock situation can occur during manipulation of xattr blocks due to mbcache ent...

Linux Distros Unpatched Vulnerability : CVE-2022-50668

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - ext4: fix deadlock due to mbcache entry corruption When manipulating xattr blocks, we can deadlock infinitely looping inside ext4xattrblockset where we constant...

EUVD-2022-55690

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...

CVE-2022-50622

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...

DEBIAN-CVE-2022-50622

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...

UBUNTU-CVE-2022-50622

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...

CVE-2022-50622 ext4: fix potential memory leak in ext4_fc_record_modified_inode()

In the Linux kernel, the following vulnerability has been resolved: ext4: fix potential memory leak in ext4fcrecordmodifiedinode As krealloc may return NULL, in this case 'state-fcmodifiedinodes' may not be freed by krealloc, but 'state-fcmodifiedinodes' already set NULL. Then will lead to...