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CVE-2020-27825

Status Candidate

Overview

A use-after-free flaw was found in kernel/trace/ring_buffer.c in Linux kernel (before 5.10-rc1). There was a race problem in trace_open and resize of cpu buffer running parallely on different cpus, may cause a denial of service problem (DOS). This flaw could even allow a local attacker with special user privilege to a kernel information leak threat.

Related Files

Debian Security Advisory 4843-1
Posted Feb 28, 2021
Authored by Debian | Site debian.org

Debian Linux Security Advisory 4843-1 - Several vulnerabilities have been discovered in the Linux kernel that may lead to a privilege escalation, denial of service or information leaks.

tags | advisory, denial of service, kernel, vulnerability
systems | linux, debian
advisories | CVE-2020-27815, CVE-2020-27825, CVE-2020-27830, CVE-2020-28374, CVE-2020-29568, CVE-2020-29569, CVE-2020-29660, CVE-2020-29661, CVE-2020-36158, CVE-2021-20177, CVE-2021-3347
SHA-256 | b63fae8d21eadd6fb015db055e5e8e2055c3653fa769dcd8d9d46a56af24ab72
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