CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26737

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26737 bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26737

CVE-2024-26737 refers to a race in the Linux kernel’s BPF timers where a race between bpf_timer_cancel_and_free and bpf_timer_cancel could produce a use-after-free of timer->timer. The fix adds freeing of timer->timer after an RC U grace period and introduces an rcu_head in struct bpf_hrtim...

CVE-2024-26737 bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26737 bpf: Fix racing between bpf_timer_cancel_and_free and bpf_timer_cancel

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26737

In the Linux kernel, the following vulnerability has been resolved: bpf: Fix racing between bpftimercancelandfree and bpftimercancel The following race is possible between bpftimercancelandfree and bpftimercancel. It will lead a UAF on the timer-timer. bpftimercancel; spinlock; t = timer-time;...

CVE-2024-26731 bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready()

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731

CVE-2024-26731 affects the Linux kernel’s BPF sockmap path. The issue is a NULL pointer dereference in sk_psock_verdict_data_ready() that can occur when sk_psock_verdict_data_ready() and sk_psock_stop_verdict() run concurrently, leaving psock->saved_data_ready NULL. The fix calls the appropria...

CVE-2024-26731

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

CVE-2024-26731 bpf, sockmap: Fix NULL pointer dereference in sk_psock_verdict_data_ready()

In the Linux kernel, the following vulnerability has been resolved: bpf, sockmap: Fix NULL pointer dereference in skpsockverdictdataready syzbot reported the following NULL pointer dereference issue 1: BUG: kernel NULL pointer dereference, address: 0000000000000000 ... RIP: 0010:0x0 ... Call Trac...

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,...

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,...

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,...

AZL-58761 CVE-2023-52621 affecting package kernel for versions less than 5.15.182.1-1

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,...

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,...

CVE-2023-52621 bpf: Check rcu_read_lock_trace_held() before calling bpf map helpers

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,...