SUSE CVE-2023-52621

In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld before calling bpf map helpers These three bpfmaplookup,update,deleteelem helpers are also available for sleepable bpf program, so add the corresponding lock assertion for sleepable bpf program,...

DEBIAN-CVE-2023-52621

In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld before calling bpf map helpers These three bpfmaplookup,update,deleteelem helpers are also available for sleepable bpf program, so add the corresponding lock assertion for sleepable bpf program,...

UBUNTU-CVE-2023-52621

In the Linux kernel, the following vulnerability has been resolved: bpf: Check rcureadlocktraceheld before calling bpf map helpers These three bpfmaplookup,update,deleteelem helpers are also available for sleepable bpf program, so add the corresponding lock assertion for sleepable bpf program,...

SUSE CVE-2023-52493

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

DEBIAN-CVE-2023-52493

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

UBUNTU-CVE-2023-52493

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

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 a security flaw in the read lock and write lock of the channel...

SUSE 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-2023-52493 bus: mhi: host: Drop chan lock before queuing buffers

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

CVE-2023-52493

In the Linux kernel, the following vulnerability has been resolved: bus: mhi: host: Drop chan lock before queuing buffers Ensure read and write locks for the channel are not taken in succession by dropping the read lock from parsexferevent such that a callback given to client can potentially queu...

CVE-2023-52483

In the Linux kernel, the following vulnerability has been resolved: mctp: perform route lookups under a RCU read-side lock Our current route lookups mctproutelookup and mctproutelookupnull traverse the net's route list without the RCU read lock held. This means the route lookup is subject to...

UBUNTU-CVE-2023-52483

In the Linux kernel, the following vulnerability has been resolved: mctp: perform route lookups under a RCU read-side lock Our current route lookups mctproutelookup and mctproutelookupnull traverse the net's route list without the RCU read lock held. This means the route lookup is subject to...

CVE-2023-52483 mctp: perform route lookups under a RCU read-side lock

In the Linux kernel, the following vulnerability has been resolved: mctp: perform route lookups under a RCU read-side lock Our current route lookups mctproutelookup and mctproutelookupnull traverse the net's route list without the RCU read lock held. This means the route lookup is subject to...

CVE-2023-52483: Use After Free

In the Linux kernel, the following vulnerability has been resolved: mctp: perform route lookups under a RCU read-side lock Our current route lookups mctproutelookup and mctproutelookupnull traverse the net's route list without the RCU read lock held. This means the route lookup is subject to...

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...

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...

Spoofing

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-2023-52438

In the Linux kernel, the following vulnerability has been resolved: binder: fix use-after-free in shinker's callback The mmap read lock is used during the shrinker's callback, which means that using alloc-vma pointer isn't safe as it can race with munmap. As of commit dd2283f2605e "mm: mmap: zap...

UBUNTU-CVE-2023-6932

A use-after-free vulnerability in the Linux kernel's ipv4: igmp component can be exploited to achieve local privilege escalation. A race condition can be exploited to cause a timer be mistakenly registered on a RCU read locked object which is freed by another thread. We recommend upgrading past...

PT-2023-9102

Name of the Vulnerable Software and Affected Versions Linux kernel versions prior to 6.6.0-rc5 Description The issue is related to a use-after-free vulnerability in the binder driver's shrinker callback. The mmap read lock is used during the shrinker's callback, which can lead to a race condition...