Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: ext4: Fixed an out-of-bounds read when checking .dotdot dir. Mounting a corrupted filesystem with a directory containing a . dir entry where reclen == block size results in an out-of-bounds read later, when the corrupted director...

Important: kernel-livepatch-6.12.22-27.96

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir CVE-2025-37785 Affected Packages: kernel-livepatch-6.12.22-27.96 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

Important: kernel-livepatch-6.12.20-23.97

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir CVE-2025-37785 Affected Packages: kernel-livepatch-6.12.20-23.97 Issue Correction: Please ensure you have live patching enabled. Run dnf update...

CLSA-2025-1747725447 kernel: Fix of 35 CVEs

ext4: fix OOB read when checking dotdot dir CVE-2025-37785 - wifi: iwlwifi: limit printed string from FW file CVE-2025-21905 - drm/amdgpu: Fix potential out-of-bounds access in 'amdgpudiscoveryregbaseinit' CVE-2024-27042 - dm-crypt: don't modify the data when using authenticated encryption...

CentOS 9 : kernel-5.14.0-585.el9

"The remote CentOS Linux 9 host has packages installed that are affected by multiple vulnerabilities as referenced in the kernel-5.14.0-585.el9 build changelog. - In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir Mounting a corrupted...

CVE-2023-53091

In the Linux kernel, the following vulnerability has been resolved: ext4: update sjournalinum if it changes after journal replay When mounting a crafted ext4 image, sjournalinum may change after journal replay, which is obviously unreasonable because we have successfully loaded and replayed the...

CVE-2023-53101

In the Linux kernel, the following vulnerability has been resolved: ext4: zero idisksize when initializing the bootloader inode If the boot loader inode has never been used before, the EXT4IOCSWAPBOOT inode will initialize it, including setting the isize to 0. However, if the "never before used"...

CVE-2023-53100

In the Linux kernel, the following vulnerability has been resolved: ext4: fix WARNING in ext4updateinlinedata Syzbot found the following issue: EXT4-fs loop0: mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: none. fscrypt: AES-256-CTS-CBC using implementation...

CVE-2023-53137

In the Linux kernel, the following vulnerability has been resolved: ext4: Fix possible corruption when moving a directory When we are renaming a directory to a different directory, we need to update '..' entry in the moved directory. However nothing prevents moved directory from being modified an...

CVE-2023-53091

In the Linux kernel, the following vulnerability has been resolved: ext4: update sjournalinum if it changes after journal replay When mounting a crafted ext4 image, sjournalinum may change after journal replay, which is obviously unreasonable because we have successfully loaded and replayed the...

CVE-2023-53137

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CVE-2023-53091 ext4: update s_journal_inum if it changes after journal replay

In the Linux kernel, the following vulnerability has been resolved: ext4: update sjournalinum if it changes after journal replay When mounting a crafted ext4 image, sjournalinum may change after journal replay, which is obviously unreasonable because we have successfully loaded and replayed the...

CVE-2023-53091 ext4: update s_journal_inum if it changes after journal replay

In the Linux kernel, the following vulnerability has been resolved: ext4: update sjournalinum if it changes after journal replay When mounting a crafted ext4 image, sjournalinum may change after journal replay, which is obviously unreasonable because we have successfully loaded and replayed the...

CVE-2025-23150

In the Linux kernel, the following vulnerability has been resolved: ext4: fix off-by-one error in dosplit Syzkaller detected a use-after-free issue in ext4insertdentry that was caused by out-of-bounds access due to incorrect splitting in dosplit. BUG: KASAN: use-after-free in...

CVE-2025-23150

CVE-2025-23150 affects the Linux kernel ext4 filesystem. The issue stems from an off-by-one error in do_split that can cause out-of-bounds access in ext4_insert_dentry, leading to a use-after-free condition (as detected via Syzkaller). The problem can occur during directory entry creation paths t...

PT-2025-18596 · Linux +1 · Linux Kernel +1

Name of the Vulnerable Software and Affected Versions: Linux kernel affected versions not specified Description: A vulnerability in the Linux kernel has been resolved, specifically in the ext4 filesystem. The issue arises when a directory entry has an invalid rec len field, which must be a multip...

Important: kernel-livepatch-4.14.355-275.572

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential oob read in nilfsbtreecheckdelete CVE-2024-47757 In the Linux kernel, the following vulnerability has been resolved: ext4: fix double brelse the buffer of the extents path CVE-2024-49882 In t...

Important: kernel-livepatch-4.14.355-275.591

Issue Overview: In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential oob read in nilfsbtreecheckdelete CVE-2024-47757 In the Linux kernel, the following vulnerability has been resolved: ext4: fix double brelse the buffer of the extents path CVE-2024-49882 In t...

AZL-61475 CVE-2025-37785 affecting package kernel for versions less than 6.6.92.2-1

In the Linux kernel, the following vulnerability has been resolved: ext4: fix OOB read when checking dotdot dir Mounting a corrupted filesystem with directory which contains '.' dir entry with reclen == block size results in out-of-bounds read later on, when the corrupted directory is removed...

CVE-2025-37785

The CVE-2025-37785 issue affects the Linux kernel ext4 filesystem. A corrupted directory containing a '.' entry with rec_len equal to a full block could cause an out-of-bounds read when ext4_empty_dir() loads the '.' entry and derives '..' location, due to incorrect handling of directory entries ...