CVE-2021-47117

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4escacheextent as ext4splitextentat failed We got follow bugon when run fsstress with injecting IO fault: 130747.323114 kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops - BUG: 0...

UBUNTU-CVE-2021-47116

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4mbinitbackend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large sloggroupsperflex...

CVE-2021-47119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...

CVE-2021-47116

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4mbinitbackend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large sloggroupsperflex...

UBUNTU-CVE-2021-47117

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4escacheextent as ext4splitextentat failed We got follow bugon when run fsstress with injecting IO fault: 130747.323114 kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops - BUG: 0...

CVE-2021-47119

CVE-2021-47119 (Linux kernel/ext4) involves a memory leak in ext4_fill_super where buffer head references (and the page referenced by b_data) are not freed by kill_bdev. The issue arises when block sizes differ: sb_set_blocksize() kills current buffers/page cache via kill_bdev and then rereads th...

CVE-2021-47119 ext4: fix memory leak in ext4_fill_super

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...

CVE-2021-47119 ext4: fix memory leak in ext4_fill_super

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...

CVE-2021-47119

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...

CVE-2021-47117 ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4escacheextent as ext4splitextentat failed We got follow bugon when run fsstress with injecting IO fault: 130747.323114 kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops - BUG: 0...

CVE-2021-47117 ext4: fix bug on in ext4_es_cache_extent as ext4_split_extent_at failed

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4escacheextent as ext4splitextentat failed We got follow bugon when run fsstress with injecting IO fault: 130747.323114 kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops - BUG: 0...

CVE-2021-47117

In the Linux kernel, the following vulnerability has been resolved: ext4: fix bug on in ext4escacheextent as ext4splitextentat failed We got follow bugon when run fsstress with injecting IO fault: 130747.323114 kernel BUG at fs/ext4/extentsstatus.c:762! 130747.323117 Internal error: Oops - BUG: 0...

CVE-2021-47117

Technical details about CVE-2021-47117 are not provided in the connected documents. The initial description mentions ext4/extents_status and a kernel patch, but no explicit vendor/product/version mappings or remediation specifics are given in the supplied sources.

CVE-2021-47116

CVE-2021-47116 concerns the Linux kernel ext4 memory leak. According to the primary description, the vulnerability is triggered when memory leaks on the error path of ext4_mb_init_backend, occurring if a filesystem is corrupted with an illegally large s_log_groups_per_flex. The issue is resolved ...

CVE-2021-47116 ext4: fix memory leak in ext4_mb_init_backend on error path.

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4mbinitbackend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large sloggroupsperflex...

CVE-2021-47116 ext4: fix memory leak in ext4_mb_init_backend on error path.

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4mbinitbackend on error path. Fix a memory leak discovered by syzbot when a file system is corrupted with an illegally large sloggroupsperflex...

Linux kernel security vulnerabilities

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel due to a memory leak in the ext4mbinitbackend method of the ext4 module...

Linux kernel security vulnerabilities

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel due to a memory leak in the ext4fillsuper method of the ext4 module...

Linux kernel security vulnerabilities

The Linux kernel is the kernel used by the Linux Foundation's open source operating system Linux. A security vulnerability exists in the Linux kernel that stems from an error in the ext4escacheextent method of the ext4 module...

CVE-2021-47119: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: ext4: fix memory leak in ext4fillsuper Buffer head references must be released before calling killbdev; otherwise the buffer head and its page referenced by bdata will not be freed by killbdev, and subsequently that bh will be...