Package · Ubuntu

linux-dell300x

336 known vulnerabilities.

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High 7.9

CVE-2023-0266 Exploited Public exploit

Use after free in SNDRV_CTL_IOCTL_ELEM in Linux Kernel

A use after free vulnerability exists in the ALSA PCM package in the Linux Kernel. SNDRV_CTL_IOCTL_ELEM_{READ|WRITE}32 is missing locks that can be used in a use-after-free that can result in a priviledge escalation to gain ring0 access from the system user. …

Linux linux_kernel linux-raspi2 linux-hwe Linux Debian Ubuntu Azure Linux

Jan 30, 2023
KEV Mar 30, 2023
High 7.8

CVE-2022-0492 Exploited Public exploit

A vulnerability was found in the Linux kernel’s cgroup_release_agent_write in the kernel/cgroup/cgroup-v1.c function. T…

linux-raspi2 linux-hwe linux-azure linux-riscv Debian Ubuntu Azure Linux

Mar 3, 2022
KEV Jun 2, 2026
High 8.3

CVE-2021-22555 Exploited Public exploit EPSS 79%

Heap Out-Of-Bounds Write in Netfilter IP6T_SO_SET_REPLACE

A heap out-of-bounds write affecting Linux since v2.6.19-rc1 was discovered in net/netfilter/x_tables.c. This allows an attacker to gain privileges or cause a DoS (via heap memory corruption) through user name space

linux-raspi2 linux-hwe linux-azure linux-riscv Linux Debian Ubuntu

Jul 7, 2021
KEV Oct 6, 2025
High 8.8

CVE-2021-3493 Exploited Public exploit EPSS 49%

The overlayfs implementation in the linux kernel did not properly validate with respect to user namespaces the setting …

Ubuntu Linux kernel linux-raspi2 linux-hwe Linux Debian Ubuntu

Apr 17, 2021
KEV Oct 20, 2022