SUSE CVE-2023-53614

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix race with VMA iteration and mmstruct teardown exitmmap will tear down the VMAs and maple tree with the mmaplock held in write mode. Ensure that the maple tree is still valid by checking ksmtestexit after taking the...

SUSE CVE-2025-39941

In the Linux kernel, the following vulnerability has been resolved: zram: fix slot write race condition Parallel concurrent writes to the same zram index result in leaked zsmalloc handles. Schematically we can have something like this: CPU0 CPU1 zramslotlock zsfreehandle zramslotlock zramslotlock...

CVE-2023-53593

In the Linux kernel, the following vulnerability has been resolved: cifs: Release folio lock on fscache read hit. Under the current code, when cifsreadpageworker is called, the call contract is that the callee should unlock the page. This is documented in the readfolio section of...

CVE-2023-53581

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Check for NOTREADY flag state after locking Currently the check for NOTREADY flag is performed before obtaining the necessary lock. This opens a possibility for race condition when the flow is concurrently removed from...

CVE-2023-53558

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

CVE-2022-50498

In the Linux kernel, the following vulnerability has been resolved: eth: alx: take rtnllock on resume Zbynek reports that alx trips an rtnl assertion on resume: RTNL: assertion failed at net/core/dev.c 2891 RIP: 0010:netifsetrealnumtxqueues+0x1ac/0x1c0 Call Trace: alxopen+0x230/0x570 alx...

CVE-2022-50490

In the Linux kernel, the following vulnerability has been resolved: bpf: Propagate error from htablockbucket to userspace In htabmaplookupanddeletebatch if htablockbucket returns -EBUSY, it will go to next bucket. Going to next bucket may not only skip the elements in current bucket silently, but...

UBUNTU-CVE-2023-53581

In the Linux kernel, the following vulnerability has been resolved: net/mlx5e: Check for NOTREADY flag state after locking Currently the check for NOTREADY flag is performed before obtaining the necessary lock. This opens a possibility for race condition when the flow is concurrently removed from...

UBUNTU-CVE-2023-53549

In the Linux kernel, the following vulnerability has been resolved: netfilter: ipset: Rework long task execution when adding/deleting entries When adding/deleting large number of elements in one step in ipset, it can take a reasonable amount of time and can result in soft lockup errors. The patch...

UBUNTU-CVE-2023-53608

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminates that thread, potentially causing a use-after-free BUG as KASAN...

UBUNTU-CVE-2022-50498

In the Linux kernel, the following vulnerability has been resolved: eth: alx: take rtnllock on resume Zbynek reports that alx trips an rtnl assertion on resume: RTNL: assertion failed at net/core/dev.c 2891 RIP: 0010:netifsetrealnumtxqueues+0x1ac/0x1c0 Call Trace: alxopen+0x230/0x570 alx...

UBUNTU-CVE-2023-53593

In the Linux kernel, the following vulnerability has been resolved: cifs: Release folio lock on fscache read hit. Under the current code, when cifsreadpageworker is called, the call contract is that the callee should unlock the page. This is documented in the readfolio section of...

UBUNTU-CVE-2023-53580

In the Linux kernel, the following vulnerability has been resolved: USB: Gadget: core: Help prevent panic during UVC unconfigure Avichal Rakesh reported a kernel panic that occurred when the UVC gadget driver was removed from a gadget's configuration. The panic involves a somewhat complicated...

UBUNTU-CVE-2023-53558

In the Linux kernel, the following vulnerability has been resolved: rcu-tasks: Avoid prinfo with spin lock in cblistinitgeneric prinfo is called with rtp-cbsgbllock spin lock locked. Because prinfo calls printk that might sleep, this will result in BUG like below: 0.206455 cblistinitgeneric:...

CVE-2023-53614 mm/ksm: fix race with VMA iteration and mm_struct teardown

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix race with VMA iteration and mmstruct teardown exitmmap will tear down the VMAs and maple tree with the mmaplock held in write mode. Ensure that the maple tree is still valid by checking ksmtestexit after taking the...

CVE-2023-53614

Summary: CVE-2023-53614 affects the Linux kernel in the mm/ksm path, where exit_mmap() may teardown VMAs and the maple tree while mmap_lock is held, risking a destroyed maple tree being dereferenced. The fix ensures maple tree validity by checking ksm_test_exit() after obtaining mmap_lock in read...

CVE-2023-53614 mm/ksm: fix race with VMA iteration and mm_struct teardown

In the Linux kernel, the following vulnerability has been resolved: mm/ksm: fix race with VMA iteration and mmstruct teardown exitmmap will tear down the VMAs and maple tree with the mmaplock held in write mode. Ensure that the maple tree is still valid by checking ksmtestexit after taking the...

CVE-2023-53608 nilfs2: fix potential UAF of struct nilfs_sc_info in nilfs_segctor_thread()

In the Linux kernel, the following vulnerability has been resolved: nilfs2: fix potential UAF of struct nilfsscinfo in nilfssegctorthread The finalization of nilfssegctorthread can race with nilfssegctorkillthread which terminates that thread, potentially causing a use-after-free BUG as KASAN...

CVE-2023-53593

CVE-2023-53593 – Linux kernel (CIFS): The issue arises in the CIFS readpath when fscache cache hits occur, leaking a folio lock. The fix releases the folio lock after read completion in cifs_readpage_worker. The problem occurred because the callee was expected to unlock the folio, but in certain ...

CVE-2023-53593 cifs: Release folio lock on fscache read hit.

In the Linux kernel, the following vulnerability has been resolved: cifs: Release folio lock on fscache read hit. Under the current code, when cifsreadpageworker is called, the call contract is that the callee should unlock the page. This is documented in the readfolio section of...