UBUNTU-CVE-2021-47342

In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible UAF when remounting r/o a mmp-protected file system After commit 618f003199c6 "ext4: fix memory leak in ext4fillsuper", after the file system is remounted read-only, there is a race where the kmmpd thread can...

UBUNTU-CVE-2021-47406

In the Linux kernel, the following vulnerability has been resolved: ext4: add error checking to ext4extreplaysetiblocks If the call to ext4mapblocks fails due to an corrupted file system, ext4extreplaysetiblocks can get stuck in an infinite loop. This could be reproduced by running generic/526 wi...

CVE-2021-47406 ext4: add error checking to ext4_ext_replay_set_iblocks()

In the Linux kernel, the following vulnerability has been resolved: ext4: add error checking to ext4extreplaysetiblocks If the call to ext4mapblocks fails due to an corrupted file system, ext4extreplaysetiblocks can get stuck in an infinite loop. This could be reproduced by running generic/526 wi...

CVE-2021-47406

The CVE-2021-47406 issue affects the Linux kernel ext4: ext4_ext_replay_set_iblocks() path. If ext4_map_blocks() fails on a corrupted filesystem, ext4_ext_replay_set_iblocks() can loop infinitely, observed with inline_data and fast_commit (generic/526). The stack trace and warning show the path t...

CVE-2021-47406

In the Linux kernel, the following vulnerability has been resolved: ext4: add error checking to ext4extreplaysetiblocks If the call to ext4mapblocks fails due to an corrupted file system, ext4extreplaysetiblocks can get stuck in an infinite loop. This could be reproduced by running generic/526 wi...

CVE-2021-47406 ext4: add error checking to ext4_ext_replay_set_iblocks()

In the Linux kernel, the following vulnerability has been resolved: ext4: add error checking to ext4extreplaysetiblocks If the call to ext4mapblocks fails due to an corrupted file system, ext4extreplaysetiblocks can get stuck in an infinite loop. This could be reproduced by running generic/526 wi...

CVE-2021-47342 ext4: fix possible UAF when remounting r/o a mmp-protected file system

In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible UAF when remounting r/o a mmp-protected file system After commit 618f003199c6 "ext4: fix memory leak in ext4fillsuper", after the file system is remounted read-only, there is a race where the kmmpd thread can...

CVE-2021-47342

CVE-2021-47342 affects the Linux kernel’s ext4 filesystem. A race during remounting a read-only, mmp-protected filesystem can cause a use-after-free (UAF) when the kmmpd thread may exit and leave sbi->s_mmp_tsk pointing at freed memory, triggering an object lifetime dereference in ext4_stop_mm...

CVE-2021-47342 ext4: fix possible UAF when remounting r/o a mmp-protected file system

In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible UAF when remounting r/o a mmp-protected file system After commit 618f003199c6 "ext4: fix memory leak in ext4fillsuper", after the file system is remounted read-only, there is a race where the kmmpd thread can...

CVE-2021-47342

In the Linux kernel, the following vulnerability has been resolved: ext4: fix possible UAF when remounting r/o a mmp-protected file system After commit 618f003199c6 "ext4: fix memory leak in ext4fillsuper", after the file system is remounted read-only, there is a race where the kmmpd thread can...

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 Linux kernel that stems from a lack of error checking in the ext4 module...

Ubuntu: Security Advisory (USN-6777-2)

The remote host is missing an update for the SPDX-FileCopyrightText: 2024 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription...

USN-6777-2: Linux kernel (Azure) vulnerabilities

Zheng Wang discovered that the Broadcom FullMAC WLAN driver in the Linux kernel contained a race condition during device removal, leading to a use- after-free vulnerability. A physically proximate attacker could possibly use this to cause a denial of service system crash. CVE-2023-47233 Several...

CVE-2024-35807

A vulnerability was found in the ext4 filesystem in the Linux kernel during on-line resizing operations. When an ext4 filesystem is resized while mounted, it could lead to data corruption. Mitigation Mitigation for this issue is either not available or the currently available options do not meet...

CVE-2024-35807

In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks resizeinode is turned off by default by...

DEBIAN-CVE-2024-35807

In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks resizeinode is turned off by default by...

CVE-2024-35807

In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks resizeinode is turned off by default by...

UBUNTU-CVE-2024-35807

In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks resizeinode is turned off by default by...

CVE-2024-35807

CVE-2024-35807 pertains to a Linux kernel ext4 online resize corruption when resizing a filesystem larger than 16 TiB with 4k blocks. The issue occurs during on-line resize across an 8 GiB boundary, affecting the backup block group descriptor for non-meta_bg layouts and can corrupt data. The root...

CVE-2024-35807 ext4: fix corruption during on-line resize

In the Linux kernel, the following vulnerability has been resolved: ext4: fix corruption during on-line resize We observed a corruption during on-line resize of a file system that is larger than 16 TiB with 4k block size. With having more then 2^32 blocks resizeinode is turned off by default by...