4.9
CVSSv2

CVE-2021-4203

Published: 25/03/2022 Updated: 07/11/2023
CVSS v2 Base Score: 4.9 | Impact Score: 4.9 | Exploitability Score: 6.8
CVSS v3 Base Score: 6.8 | Impact Score: 5.2 | Exploitability Score: 1.6
VMScore: 436
Vector: AV:N/AC:M/Au:S/C:P/I:N/A:P

Vulnerability Summary

A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information.

Vulnerability Trend

Vulnerable Product Search on Vulmon Subscribe to Product

linux linux kernel 5.15

linux linux kernel

netapp element software -

netapp solidfire -

netapp hci management node -

netapp active iq unified manager -

netapp e-series santricity os controller

netapp bootstrap_os -

netapp a700s_firmware -

netapp h300s_firmware -

netapp h500s_firmware -

netapp h700s_firmware -

netapp h410s_firmware -

netapp h410c_firmware -

oracle communications cloud native core binding support function 22.1.3

oracle communications cloud native core policy 22.2.0

oracle communications cloud native core network exposure function 22.1.1

Vendor Advisories

Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks CVE-2020-29374 Jann Horn of Google reported a flaw in Linux's virtual memory management A parent and child process initially share all their memory, but when either writes to a shared page, ...
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Synopsis Important: kernel security and bug fix update Type/Severity Security Advisory: Important Red Hat Insights patch analysis Identify and remediate systems affected by this advisory View affected systems Topic An update for kernel is now available for Red Hat Enterprise Linux 84 Extended Update SupportRed Hat Product Securit ...
概述 Moderate: Red Hat Advanced Cluster Management 2311 security updates and bug fixes 类型/严重性 Security Advisory: Moderate 标题 Red Hat Advanced Cluster Management for Kubernetes 2311 generalavailability release images, which provide security updates and bug fixesRed Hat Product Security has rated this update as having a sec ...
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