Unity Linux 20.1050e Security Update: kernel (UTSA-2026-021639)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2026-021639 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUGON when 0 reference count at btrfslookupextentinfo Instead of doing a BUGON handl...

Unity Linux 20.1060a / 20.1070a Security Update: kernel (UTSA-2025-992927)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-992927 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which...

Astra Linux – Vulnerability found in Linux 6.1, Linux 6.12

In the Linux kernel, the following vulnerability has been resolved: btrfs: The transaction aborts due to an unexpected generation of extents at btrfscopyroot. If we detect an unexpected generation of the extent buffer during the cloning process at btrfscopyroot, we simply call WARNON instead of...

Unity Linux 20.1070e Security Update: kernel (UTSA-2025-986474)

The Unity Linux 20 host has a package installed that is affected by a vulnerability as referenced in the UTSA-2025-986474 advisory. In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which...

EUVD-2025-29186

Malicious code in bioql PyPI...

CVE-2025-39800

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

DEBIAN-CVE-2025-39800

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

UBUNTU-CVE-2025-39800

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

CVE-2025-39800 btrfs: abort transaction on unexpected eb generation at btrfs_copy_root()

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

CVE-2025-39800 btrfs: abort transaction on unexpected eb generation at btrfs_copy_root()

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

CVE-2025-39800

CVE-2025-39800 affects the Linux kernel’s btrfs subsystem, specifically the btrfs_copy_root() path. The issue occurs when cloning an extent buffer with an unexpected eb generation: instead of aborting the transaction, the code would WARN_ON() and allow metadata to persist with the unexpected gene...

CVE-2025-39800: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: abort transaction on unexpected eb generation at btrfscopyroot If we find an unexpected generation for the extent buffer we are cloning at btrfscopyroot, we just WARNON and don't error out and abort the transaction, meanin...

Astra Linux – Vulnerability in Linux 6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Do not call BUGON when the reference count is 0 at btrfslookupextentinfo. Instead of calling BUGON, handle the error by returning -EUCLEAN, aborting the transaction, and logging an error message...

SUSE CVE-2024-46840

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

DEBIAN-CVE-2024-46840

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

UBUNTU-CVE-2024-46840

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

CVE-2024-46840: Undefined Security Weakness

In the Linux kernel, the following vulnerability has been resolved: btrfs: clean up our handling of refs == 0 in snapshot delete In reada we BUGONrefs == 0, which could be unkind since we aren't holding a lock on the extent leaf and thus could get a transient incorrect answer. In walkdownproc we...

CVE-2024-46751

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUGON when 0 reference count at btrfslookupextentinfo Instead of doing a BUGON handle the error by returning -EUCLEAN, aborting the transaction and logging an error message...

DEBIAN-CVE-2024-46751

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUGON when 0 reference count at btrfslookupextentinfo Instead of doing a BUGON handle the error by returning -EUCLEAN, aborting the transaction and logging an error message...

AZL-49734 CVE-2024-46751 affecting package kernel for versions less than 5.15.184.1-1

In the Linux kernel, the following vulnerability has been resolved: btrfs: don't BUGON when 0 reference count at btrfslookupextentinfo Instead of doing a BUGON handle the error by returning -EUCLEAN, aborting the transaction and logging an error message...