UBUNTU-CVE-2024-40953

In the Linux kernel, the following vulnerability has been resolved: KVM: Fix a data race on lastboostedvcpu in kvmvcpuonspin Use READ,WRITEONCE to access kvm-lastboostedvcpu to ensure the loads and stores are atomic. In the extremely unlikely scenario the compiler tears the stores, it's...

CVE-2024-41005 netpoll: Fix race condition in netpoll_owner_active

In the Linux kernel, the following vulnerability has been resolved: netpoll: Fix race condition in netpollowneractive KCSAN detected a race condition in netpoll: BUG: KCSAN: data-race in netrxaction / netpollsendskb write marked to 0xffff8881164168b0 of 4 bytes by interrupt on cpu 10: netrxaction...

CVE-2024-41005

In the Linux kernel, the following vulnerability has been resolved: netpoll: Fix race condition in netpollowneractive KCSAN detected a race condition in netpoll: BUG: KCSAN: data-race in netrxaction / netpollsendskb write marked to 0xffff8881164168b0 of 4 bytes by interrupt on cpu 10: netrxaction...

CVE-2024-40953 KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin()

In the Linux kernel, the following vulnerability has been resolved: KVM: Fix a data race on lastboostedvcpu in kvmvcpuonspin Use READ,WRITEONCE to access kvm-lastboostedvcpu to ensure the loads and stores are atomic. In the extremely unlikely scenario the compiler tears the stores, it's...

CVE-2024-40953 KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin()

In the Linux kernel, the following vulnerability has been resolved: KVM: Fix a data race on lastboostedvcpu in kvmvcpuonspin Use READ,WRITEONCE to access kvm-lastboostedvcpu to ensure the loads and stores are atomic. In the extremely unlikely scenario the compiler tears the stores, it's...

CVE-2024-40953

In the Linux kernel, the following vulnerability has been resolved: KVM: Fix a data race on lastboostedvcpu in kvmvcpuonspin Use READ,WRITEONCE to access kvm-lastboostedvcpu to ensure the loads and stores are atomic. In the extremely unlikely scenario the compiler tears the stores, it's...

CVE-2024-40953

CVE-2024-40953: In the Linux kernel KVM path, a data race on last_boosted_vcpu in kvm_vcpu_on_spin() was fixed. The underlying issue allowed non-atomic loads/stores of kvm->last_boosted_vcpu, potentially causing an out-of-bounds vCPU access with very large vCPU counts (e.g., 257). The patch in...

CVE-2024-39508 io_uring/io-wq: Use set_bit() and test_bit() at worker->flags

In the Linux kernel, the following vulnerability has been resolved: iouring/io-wq: Use setbit and testbit at worker-flags Utilize setbit and testbit on worker-flags within iouring/io-wq to address potential data races. The structure ioworker-flags may be accessed through various data paths, leadi...

CVE-2024-39508

CVE-2024-39508 affects the Linux kernel’s io_uring io-wq path. The advisory details data-race issues on io_worker->flags exposed under concurrency (io_worker_handle_work and io_wq_activate_free_worker) and shows that the fix refactors flag manipulation to atomic operations using set_bit() and ...

SUSE CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

DEBIAN-CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

UBUNTU-CVE-2024-38596

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596 af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596 af_unix: Fix data races in unix_release_sock/unix_stream_sendmsg

In the Linux kernel, the following vulnerability has been resolved: afunix: Fix data races in unixreleasesock/unixstreamsendmsg A data-race condition has been identified in afunix. In one data path, the write function unixreleasesock atomically writes to sk-skshutdown using WRITEONCE. However, on...

CVE-2024-38596

CVE-2024-38596 is a Linux kernel vulnerability in af_unix data races between unix_release_sock/unix_stream_sendmsg. The races occur because sk_shutdown is written atomically by unix_release_sock() (WRITE_ONCE) but read non‑atomically by unix_stream_sendmsg(), triggering a KCSAN data race (BUG: KC...

SUSE-SU-2024:2008-1 Security update for the Linux Kernel

The SUSE Linux Enterprise 15 SP5 RT kernel was updated to receive various security bugfixes. The following security bugs were fixed: - CVE-2021-47548: Fixed a possible array out-of=bounds bsc1225506 - CVE-2022-48689: Fixed data-race in lruaddfn bsc1223959 - CVE-2022-48691: Fixed memory leak in...

kernel: net: bridge: data races indata-races in br_handle_frame_finish()

In the Linux kernel, the following vulnerability has been resolved: net: bridge: use DEVSTATSINC syzbot/KCSAN reported data-races in brhandleframefinish 1 This function can run from multiple cpus without mutual exclusion. Adopt SMP safe DEVSTATSINC to update dev-stats fields. Handles updates to...