7.8
CVE-2021-47566 - proc/vmcore: fix clearing user buffer by properly using clear_user()
In the Linux kernel, the following vulnerability has been resolved: proc/vmcore: fix clearing user buffer by properly using clear_user() To clear a user buffer we cannot simply use memset, we have to use clear_user(). With a virtio-mem device that registers a vmcore_cb and has some logically unpβ¦
7.8
CVE-2021-47561 - i2c: virtio: disable timeout handling
In the Linux kernel, the following vulnerability has been resolved: i2c: virtio: disable timeout handling If a timeout is hit, it can result is incorrect data on the I2C bus and/or memory corruptions in the guest since the device can still be operating on the buffers it was given while the guest β¦
7.8
CVE-2021-47553 - sched/scs: Reset task stack state in bringup_cpu()
In the Linux kernel, the following vulnerability has been resolved: sched/scs: Reset task stack state in bringup_cpu() To hot unplug a CPU, the idle task on that CPU calls a few layers of C code before finally leaving the kernel. When KASAN is in use, poisoned shadow is left around for each of thβ¦
5.5
CVE-2021-47542 - net: qlogic: qlcnic: Fix a NULL pointer dereference in qlcnic_83xx_add_rings()
In the Linux kernel, the following vulnerability has been resolved: net: qlogic: qlcnic: Fix a NULL pointer dereference in qlcnic_83xx_add_rings() In qlcnic_83xx_add_rings(), the indirect function of ahw->hw_ops->alloc_mbx_args will be called to allocate memory for cmd.req.arg, and there is a derβ¦
5.5
CVE-2021-47512 - net/sched: fq_pie: prevent dismantle issue
In the Linux kernel, the following vulnerability has been resolved: net/sched: fq_pie: prevent dismantle issue For some reason, fq_pie_destroy() did not copy working code from pie_destroy() and other qdiscs, thus causing elusive bug. Before calling del_timer_sync(&q->adapt_timer), we need to ensβ¦
4.7
CVE-2021-47507 - nfsd: Fix nsfd startup race (again)
In the Linux kernel, the following vulnerability has been resolved: nfsd: Fix nsfd startup race (again) Commit bd5ae9288d64 ("nfsd: register pernet ops last, unregister first") has re-opened rpc_pipefs_event() race against nfsd_net_id registration (register_pernet_subsys()) which has been fixed bβ¦
5.5
CVE-2021-47509 - ALSA: pcm: oss: Limit the period size to 16MB
In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Limit the period size to 16MB Set the practical limit to the period size (the fragment shift in OSS) instead of a full 31bit; a too large value could lead to the exhaust of memory as we allocate temporary buffers β¦
5.5
CVE-2021-47511 - ALSA: pcm: oss: Fix negative period/buffer sizes
In the Linux kernel, the following vulnerability has been resolved: ALSA: pcm: oss: Fix negative period/buffer sizes The period size calculation in OSS layer may receive a negative value as an error, but the code there assumes only the positive values and handle them with size_t. Due to that, a β¦
5.5
CVE-2021-47508 - btrfs: free exchange changeset on failures
In the Linux kernel, the following vulnerability has been resolved: btrfs: free exchange changeset on failures Fstests runs on my VMs have show several kmemleak reports like the following. unreferenced object 0xffff88811ae59080 (size 64): comm "xfs_io", pid 12124, jiffies 4294987392 (age 6β¦
5.3
CVE-2024-5279 - Qiwen Netdisk File Rename cross site scripting
A vulnerability was found in Qiwen Netdisk up to 1.4.0. It has been declared as problematic. Affected by this vulnerability is an unknown functionality of the component File Rename Handler. The manipulation with the input <img src="" onerror="alert(document.cookie)"> leads to cross site scripting. β¦