CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

DEBIAN-CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

DEBIAN-CVE-2021-47038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: avoid deadlock between hcidev-lock and socket lock Commit eab2404ba798 "Bluetooth: Add BTPHY socket option" added a dependency between socket lock and hcidev-lock that could lead to deadlock. It turns out that...

Design/Logic Flaw

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47038

In the Linux kernel, the following vulnerability has been resolved: Bluetooth: avoid deadlock between hcidev-lock and socket lock Commit eab2404ba798 "Bluetooth: Add BTPHY socket option" added a dependency between socket lock and hcidev-lock that could lead to deadlock. It turns out that...

UBUNTU-CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

Race condition

In the Linux kernel, the following vulnerability has been resolved: hfsplus: prevent corruption in shrinking truncate I believe there are some issues introduced by commit 31651c607151 "hfsplus: avoid deadlock on file truncation" HFS+ has extent records which always contains 8 extents. In case the...

CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47041 nvmet-tcp: fix incorrect locking in state_change sk callback

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47041 nvmet-tcp: fix incorrect locking in state_change sk callback

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47041

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

CVE-2021-47041

Technical details for CVE-2021-47041 are not publicly available in the provided documents; monitor for updates.

CVE-2021-46921

In the Linux kernel, the following vulnerability has been resolved: locking/qrwlock: Fix ordering in queuedwritelockslowpath While this code is executed with the waitlock held, a reader can acquire the lock without holding waitlock. The writer side loops checking the value with the...

CVE-2021-47041: Improper Locking

In the Linux kernel, the following vulnerability has been resolved: nvmet-tcp: fix incorrect locking in statechange sk callback We are not changing anything in the TCP connection state so we should not take a writelock but rather a read lock. This caused a deadlock when running nvmet-tcp and...

Linux kernel security vulnerabilities

Linux kernel is the kernel used by Linux, the open source operating system of the Linux Foundation in the United States. A security vulnerability exists in the Linux kernel that stems from incorrect locking in the statechange sk callback...

PT-2024-21630

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.8.0-rc6+ Description The vulnerability is related to the nouveau driver in the Linux kernel. It appears that the client object tree has no locking, which can cause races around adding or removing client objects...

CVE-2021-46939

In the Linux kernel, the following vulnerability has been resolved: tracing: Restructure traceclockglobal to never block It was reported that a fix to the ring buffer recursion detection would cause a hung machine when performing suspend / resume testing. The following backtrace was extracted fro...

CVE-2021-46921

In the Linux kernel, the following vulnerability has been resolved: locking/qrwlock: Fix ordering in queuedwritelockslowpath While this code is executed with the waitlock held, a reader can acquire the lock without holding waitlock. The writer side loops checking the value with the...

CVE-2021-46921

In the Linux kernel, the following vulnerability has been resolved: locking/qrwlock: Fix ordering in queuedwritelockslowpath While this code is executed with the waitlock held, a reader can acquire the lock without holding waitlock. The writer side loops checking the value with the...

CVE-2021-46921 locking/qrwlock: Fix ordering in queued_write_lock_slowpath()

In the Linux kernel, the following vulnerability has been resolved: locking/qrwlock: Fix ordering in queuedwritelockslowpath While this code is executed with the waitlock held, a reader can acquire the lock without holding waitlock. The writer side loops checking the value with the...