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CVE-2021-0920

Status Candidate

Overview

In unix_scm_to_skb of af_unix.c, there is a possible use after free bug due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation.Product: AndroidVersions: Android kernelAndroid ID: A-196926917References: Upstream kernel

Related Files

Red Hat Security Advisory 2022-0629-01
Posted Feb 23, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0629-01 - The kernel-rt packages provide the Real Time Linux Kernel, which enables fine-tuning for systems with extremely high determinism requirements. Issues addressed include privilege escalation and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2021-0920, CVE-2021-4028, CVE-2021-4155
SHA-256 | 47b3dc904a7204faf6e15c69e500933b4ff798e5f889a832814df22cc9905008
Red Hat Security Advisory 2022-0636-01
Posted Feb 23, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0636-01 - The kernel packages contain the Linux kernel, the core of any Linux operating system. Issues addressed include privilege escalation and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2021-0920, CVE-2021-4028, CVE-2021-4155
SHA-256 | bda529498837213cadd6b42e364bdc151826b39e673be9a80a83c24a1160ac94
Red Hat Security Advisory 2022-0592-01
Posted Feb 22, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0592-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Issues addressed include privilege escalation and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2020-0466, CVE-2021-0920, CVE-2021-4155, CVE-2022-0330, CVE-2022-22942
SHA-256 | 309b102eb4c93fc5c0e75351bfa6ae9f099da900cb14257534fb1df97107605f
Red Hat Security Advisory 2022-0590-01
Posted Feb 22, 2022
Authored by Red Hat | Site access.redhat.com

Red Hat Security Advisory 2022-0590-01 - This is a kernel live patch module which is automatically loaded by the RPM post-install script to modify the code of a running kernel. Issues addressed include privilege escalation and use-after-free vulnerabilities.

tags | advisory, kernel, vulnerability
systems | linux, redhat
advisories | CVE-2021-0920, CVE-2021-4028, CVE-2021-4155
SHA-256 | 0938412c0f6a72492867ad9c15b093af2fe77335328f5d59beb7ae9e9c61656f
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