CVE-2023-52811 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...

CVE-2023-52811 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...

CVE-2023-52811

In CVE-2023-52811, the Linux kernel ibmvfc driver fix removes a BUG_ON when an event pool is empty and instead returns NULL from ibmvfc_get_event(). All call sites were updated to check for NULL and handle the failure or recovery path. This prevents a potential junk pointer path and kernel crash ...

CVE-2023-52811

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...

CVE-2021-47256

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

CVE-2021-47256

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

CVE-2021-47256

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

CVE-2021-47275

CVE-2021-47275 concerns the Linux kernel w.r.t. the bcache cache-miss path. In cached_dev_cache_miss(), the calculation of the read size for missing cache data can overflow the 16-bit size field embedded in the bkey (via the sectors value), causing oversized inserts into the internal B+ tree. Thi...

CVE-2021-47256 mm/memory-failure: make sure wait for page writeback in memory_failure

In the Linux kernel, the following vulnerability has been resolved: mm/memory-failure: make sure wait for page writeback in memoryfailure Our syzkaller trigger the "BUGON!listempty&inode-iwblist" in clearinode: kernel BUG at fs/inode.c:519! Internal error: Oops - BUG: 0 1 SMP Modules linked in:...

SUSE CVE-2024-35947

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fix old BUGON in control parser Fix a BUGON from 2009. Even if it looks "unreachable" I didn't really look, lets make sure by removing it, doing prerr and return -EINVAL instead...

CVE-2024-35947

In the Linux kernel, the following vulnerability has been resolved: dyndbg: fix old BUGON in control parser Fix a BUGON from 2009. Even if it looks "unreachable" I didn't really look, lets make sure by removing it, doing prerr and return -EINVAL instead...

CVE-2024-35947 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 Fix a BUGON from 2009. Even if it looks "unreachable" I didn't really look, lets make sure by removing it, doing prerr and return -EINVAL instead...

CVE-2024-35947 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 Fix a BUGON from 2009. Even if it looks "unreachable" I didn't really look, lets make sure by removing it, doing prerr and return -EINVAL instead...

CVE-2024-26955 nilfs2: prevent kernel bug at submit_bh_wbc()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: prevent kernel bug at submitbhwbc Fix a bug where nilfsgetblock returns a successful status when searching and inserting the specified block both fail inconsistently. If this inconsistent behavior is not due to a previous...

CVE-2022-48659 mm/slub: fix to return errno if kmalloc() fails

In the Linux kernel, the following vulnerability has been resolved: mm/slub: fix to return errno if kmalloc fails In createuniqueid, kmalloc, GFPKERNEL can fail due to out-of-memory, if it fails, return errno correctly rather than triggering panic via BUGON; kernel BUG at mm/slub.c:5893! Internal...

CVE-2024-26850

In the Linux kernel, the following vulnerability has been resolved: mm/debugvmpgtable: fix BUGON with pud advanced test Architectures like powerpc add debug checks to ensure we find only devmap PUD pte entries. These debug checks are only done with CONFIGDEBUGVM. This patch marks the ptes used fo...

CVE-2024-26709 powerpc/iommu: Fix the missing iommu_group_put() during platform domain attach

In the Linux kernel, the following vulnerability has been resolved: powerpc/iommu: Fix the missing iommugroupput during platform domain attach The function spaprtceplatformiommuattachdev is missing to call iommugroupput when the domain is already set. This refcount leak shows up with BUGON during...

Spoofing

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: release page in error path to avoid BUGON Consider the following sequence of events: 1. Userspace issues a UFFD ioctl, which ends up calling into shmemmfillatomicpte. We successfully account the blocks, we...

CVE-2021-46988 userfaultfd: release page in error path to avoid BUG_ON

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: release page in error path to avoid BUGON Consider the following sequence of events: 1. Userspace issues a UFFD ioctl, which ends up calling into shmemmfillatomicpte. We successfully account the blocks, we...

CVE-2021-46988

In the Linux kernel, the following vulnerability has been resolved: userfaultfd: release page in error path to avoid BUGON Consider the following sequence of events: 1. Userspace issues a UFFD ioctl, which ends up calling into shmemmfillatomicpte. We successfully account the blocks, we...