CVE-2024-26803

In the Linux kernel, the following vulnerability has been resolved: net: veth: clear GRO when clearing XDP even when down veth sets NETIFFGRO automatically when XDP is enabled, because both features use the same NAPI machinery. The logic to clear NETIFFGRO sits in vethdisablexdp which is called...

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;...

DEBIAN-CVE-2024-26703

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Move hrtimerinit to timerlatfd open Currently, the timerlat's hrtimer is initialized at the first read of timerlatfd, and destroyed at close. It works, but it causes an error if the user program open and close t...

UBUNTU-CVE-2024-26703

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Move hrtimerinit to timerlatfd open Currently, the timerlat's hrtimer is initialized at the first read of timerlatfd, and destroyed at close. It works, but it causes an error if the user program open and close t...

CVE-2024-26703 tracing/timerlat: Move hrtimer_init to timerlat_fd open()

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Move hrtimerinit to timerlatfd open Currently, the timerlat's hrtimer is initialized at the first read of timerlatfd, and destroyed at close. It works, but it causes an error if the user program open and close t...

CVE-2024-26703

In the Linux kernel, the following vulnerability has been resolved: tracing/timerlat: Move hrtimerinit to timerlatfd open Currently, the timerlat's hrtimer is initialized at the first read of timerlatfd, and destroyed at close. It works, but it causes an error if the user program open and close t...

kernel: net/sched: sch_taprio: fix possible use-after-free

In the Linux kernel, the following vulnerability has been resolved: net/sched: schtaprio: fix possible use-after-free syzbot reported a nasty crash 1 in nettxaction which made little sense until we got a repro. This repro installs a taprio qdisc, but providing an invalid TCARATE attribute...

PT-2025-43113

Name of the Vulnerable Software and Affected Versions Linux kernel affected versions not specified Description The Linux kernel contains an issue where synchronous calls during a panic triggered by a high-resolution timer hrtimer interrupt can lead to system instability. Specifically, when a pani...

Important: kernel

Issue Overview: A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled?address, potentially leading to information disclosure. CVE-2023-20569 A use-after-free...

Ubuntu 22.04 LTS : Linux kernel (OEM) vulnerabilities (USN-6249-1)

The remote Ubuntu 22.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6249-1 advisory. Ruihan Li discovered that the memory management subsystem in the Linux kernel contained a race condition when accessing VMAs in certain conditions, leadi...

OESA-2023-1424 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend...

OESA-2023-1425 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend...

OESA-2023-1423 kernel security update

The Linux Kernel, the operating system core itself. Security Fixes: A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend...

DEBIAN-CVE-2023-3389

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...

CVE-2023-3389

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...

CVE-2023-3389

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...

CVE-2023-3389

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...

CVE-2023-3389 Use after free in io_uring in the Linux Kernel

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...

CVE-2023-3389: Use After Free

A use-after-free vulnerability in the Linux Kernel iouring subsystem can be exploited to achieve local privilege escalation. Racing a iouring cancel poll request with a linked timeout can cause a UAF in a hrtimer. We recommend upgrading past commit ef7dfac51d8ed961b742218f526bd589f3900a59...