kernel: md/raid5-cache: fix a deadlock in r5l_exit_log()

A deadlock vulnerability was found in the md RAID5 cache r5l subsystem in the Linux kernel. In r5lexitlog, flushwork is called while holding reconfigmutex, which waits for disablewritebackwork to complete. However, r5cdisablewritebackasync calls waitevent which requires conf-log to be NULL, but...

kernel: ext4: avoid deadlock in fs reclaim with page writeback

In the Linux kernel, the following vulnerability has been resolved: ext4: avoid deadlock in fs reclaim with page writeback Ext4 has a filesystem wide lock protecting ext4writepages calls to avoid races with switching of journalled data flag or inode format. This lock can however cause a deadlock...

CVE-2022-48664

A vulnerability was found in the btrfs filesystem in the Linux kernel. This issue can cause a system hang during the unmount process if the space reclaim worker is not properly stopped, possibly leading to system instability. Mitigation Mitigation for this issue is either not available or the...

SUSE CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

CVE-2024-26832

A flaw was found in the Linux kernel’s mm: zswap subsystem. The issue occurs due to missing folio cleanup in the writeback race path. This flaw can lead to resource leaks or other unintended behaviors if the kernel fails to manage memory correctly during concurrent operations. Mitigation Mitigati...

CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

DEBIAN-CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

UBUNTU-CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

CVE-2024-26832

CVE-2024-26832 affects the Linux kernel mm: zswap writeback path. The fix unlocks and releases the folio obtained from __read_swap_cache_async() before returning, preventing a potential folio from being stranded. Connected advisories confirm a patch in kernel releases (e.g., Linux kernel 6.1.82 i...

CVE-2024-26832

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

CVE-2024-26832 mm: zswap: fix missing folio cleanup in writeback race path

In the Linux kernel, the following vulnerability has been resolved: mm: zswap: fix missing folio cleanup in writeback race path In zswapwritebackentry, after we get a folio from readswapcacheasync, we grab the tree lock again to check that the swap entry was not invalidated and recycled. If it wa...

SUSE CVE-2024-26696

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix hang in nilfslookupdirtydatabuffers Syzbot reported a hang issue in migratepagesbatch called by mbind and nilfslookupdirtydatabuffers called in the log writer of nilfs2. While migratepagesbatch locks a folio and waits...

CVE-2024-26720

A vulnerability was found in the wbdirtylimits function in the Linux kernel memory management mm subsystem which can lead to a divide-by-zero error. This issue could lead to a potential kernel crash...

CVE-2024-26696

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix hang in nilfslookupdirtydatabuffers Syzbot reported a hang issue in migratepagesbatch called by mbind and nilfslookupdirtydatabuffers called in the log writer of nilfs2. While migratepagesbatch locks a folio and waits...

CVE-2024-26720

In the Linux kernel, the following vulnerability has been resolved: mm/writeback: fix possible divide-by-zero in wbdirtylimits, again struct dirtythrottlecontrol -thresh is an unsigned long, but is passed as the u32 divisor argument to divu64. On architectures where unsigned long is 64 bytes, the...

CVE-2024-26720

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...

CVE-2024-26696

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix hang in nilfslookupdirtydatabuffers Syzbot reported a hang issue in migratepagesbatch called by mbind and nilfslookupdirtydatabuffers called in the log writer of nilfs2. While migratepagesbatch locks a folio and waits...

DEBIAN-CVE-2024-26696

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix hang in nilfslookupdirtydatabuffers Syzbot reported a hang issue in migratepagesbatch called by mbind and nilfslookupdirtydatabuffers called in the log writer of nilfs2. While migratepagesbatch locks a folio and waits...

CVE-2024-26720

Rejected reason: This CVE ID has been rejected or withdrawn by its CVE Numbering Authority...