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...

Astra Linux - уязвимость в linux-6.1, linux-5.15, linux-5.10

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...

Astra Linux - уязвимость в linux-6.1

In the Linux kernel, the following vulnerability has been resolved: btrfs: Aborting transactions when an unexpected extent buffer generation occurs at btrfscopyroot. If we detect an unexpected generation of the extent buffer during the cloning process at btrfscopyroot, we simply call WARNON inste...

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...

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...

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...

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

CVE-2025-39800 is a Linux kernel vulnerability affecting the btrfs subsystem. When cloning the extent buffer in btrfs_copy_root(), an unexpected eb generation could trigger a WARN_ON() instead of aborting the transaction, allowing metadata with an unexpected generation to persist. The fix aborts ...

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...

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-2024-46751

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...

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...

UBUNTU-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...

PT-2024-32169

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue concerns a problem in the Linux kernel where a BUG ON condition is triggered when a 0 reference count is encountered at btrfs lookup extent info. Instead of causing a BUG ON, t...