SUSE CVE-2024-46838

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: don't BUGON if khugepaged yanks our page table Since khugepaged was changed to allow retracting page tables in file mappings without holding the mmap lock, these BUGONs are wrong - get rid of them. We could also remo...

PT-2024-32241

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A vulnerability in the Linux kernel has been resolved, related to the btrfs file system. The issue involved the function btrfs lookup extent info in walk down proc, where an ENOMEM error...

kernel: scsi: ibmvfc: Remove BUG_ON in the case of an empty event pool

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Remove BUGON in the case of an empty event pool In practice the driver should never send more commands than are allocated to a queue's event pool. In the unlikely event that this happens, the code asserts a BUGON, a...

kernel: scsi: qedf: Make qedf_execute_tmf() non-preemptible

A vulnerability was found in the Linux kernel's qedf driver function qedfexecutetmf, where the function call smpprocessorid is done from preemptible code before acquiring a lock which can result in BUGON when running an RT kernel. This can result in system inconsistencies...

SUSE CVE-2024-46753

In the Linux kernel, the following vulnerability has been resolved: btrfs: handle errors from btrfsdecref properly In walkupproc we BUGONret from btrfsdecref. This is incorrect, we have proper error handling here, return the error...

UBUNTU-CVE-2022-48897

In the Linux kernel, the following vulnerability has been resolved: arm64/mm: fix incorrect filemapcount for invalid pmd The page table check trigger BUGON unexpectedly when split hugepage: ------------ cut here ------------ kernel BUG at mm/pagetablecheck.c:119! Internal error: Oops - BUG:...

UBUNTU-CVE-2024-42281

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix a segment issue when downgrading gsosize Linearize the skb when downgrading gsosize because it may trigger a BUGON later when the skb is segmented as described in 1,2...

PT-2024-32735

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The issue arises from the Linux kernel's handling of discard support for conventional zones on zoned block devices. The f2fs bdev support discard function checks for discard support, but...

SUSE CVE-2024-42252

In the Linux kernel, the following vulnerability has been resolved: closures: Change BUGON to WARNON If a BUGON can be hit in the wild, it shouldn't be a BUGON For reference, this has popped up once in the CI, and we'll need more info to debug it: 03240 ------------ cut here ------------ 03240...

UBUNTU-CVE-2024-42252

In the Linux kernel, the following vulnerability has been resolved: closures: Change BUGON to WARNON If a BUGON can be hit in the wild, it shouldn't be a BUGON For reference, this has popped up once in the CI, and we'll need more info to debug it: 03240 ------------ cut here ------------ 03240...

kernel: dyndbg: fix old BUG_ON in >control parser

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fix old BUGON in control parser The Linux kernel CVE team has assigned CVE-2024-35947 to this issue. Upstream advisory: https://lore.kernel.org/linux-cve-announce/2024051952-CVE-2024-35947-09bb@gregkh/T...

PT-2024-32724

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 i3c: mipi-i3c-hci driver. The issue involved the use of BUG ON during driver initialization when the condition...

kernel: scsi: ibmvfc: Remove BUG_ON in the case of an empty event pool

In the Linux kernel, the following vulnerability has been resolved: scsi: ibmvfc: Remove BUGON in the case of an empty event pool In practice the driver should never send more commands than are allocated to a queue's event pool. In the unlikely event that this happens, the code asserts a BUGON, a...

PT-2024-32170

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.52 Description The issue is related to the btrfs file system in the Linux kernel, where a BUG ON has been replaced with error handling at update ref for cow. This change is made to handle cases where an exten...

PT-2024-30774

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.50 Description The issue is related to the md/raid5 module in the Linux kernel, where a BUG ON can be triggered when attempting to revert a reshape operation while reassembling. The root cause is that the...

PT-2024-27935

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.8 Description The Linux kernel has a vulnerability that can cause rare kernel crashes due to bad page status error messages. This issue is caused by a race condition between thread A allocating an extent buffer...

kernel: ext4: fix bug_on in __es_tree_search caused by bad boot loader inode

A flaw was identified in the ext4 filesystem implementation in the Linux kernel where a malformed or improperly initialized boot loader inode could trigger a BUGON condition inside the estreesearch function. This occurs when the inode’s mode imode is an unexpected type and the code does not...

PT-2024-28512

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description A lack of check for copy-on-write COW mapping in drm gem shmem mmap allows users to call mmap with PROT WRITE and MAP PRIVATE flag, causing a kernel panic due to BUG ON in vmf insert pfn...

UBUNTU-CVE-2024-27032

In the Linux kernel, the following vulnerability has been resolved: f2fs: fix to avoid potential panic during recovery During recovery, if FAULTBLOCK is on, it is possible that f2fsreservenewblock will return -ENOSPC during recovery, then it may trigger panic. Also, if fault injection rate is 1 a...

kernel: ext4: set goal start correctly in ext4_mb_normalize_request

A flaw was found in the Linux kernel's ext4 filesystem block allocator. In ext4mbnormalizerequest, the goal start was being set incorrectly acfex instead of acgex, and boundary validation was missing. Without proper range checking, an underflow in ar-pright - size could pass an invalid value to...