CVE-2020-27825
Summary
| CVE | CVE-2020-27825 |
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| State | PUBLIC |
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| Assigner | [email protected] |
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| Source Priority | CVE Program / NVD first with legacy fallback |
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| Published | 2020-12-11 19:15:00 UTC |
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| Updated | 2023-11-07 03:21:00 UTC |
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| Description | 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. |
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NVD Known Affected Configurations (CPE 2.3)
References
| Reference | Source | Link | Tags |
|---|
| [SECURITY] [DLA 2557-1] linux-4.19 security update |
MLIST |
lists.debian.org |
|
| CVE-2020-27825 Linux Kernel Vulnerability in NetApp Products | NetApp Product Security |
CONFIRM |
security.netapp.com |
|
| [SECURITY] [DLA 2586-1] linux security update |
MLIST |
lists.debian.org |
|
| Debian -- Security Information -- DSA-4843-1 linux |
DEBIAN |
www.debian.org |
|
| 1905155 – (CVE-2020-27825) CVE-2020-27825 kernel: use-after-free in the ftrace ring buffer resizing logic due to a race condition |
MISC |
bugzilla.redhat.com |
Issue Tracking, Patch, Third Party Advisory |
| CVE Program record |
CVE.ORG |
www.cve.org |
canonical |
| NVD vulnerability detail |
NVD |
nvd.nist.gov |
canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 353131 Amazon Linux Security Advisory for kernel : ALAS2KERNEL-5.4-2022-020
- 377055 Alibaba Cloud Linux Security Update for cloud-kernel (ALINUX2-SA-2021:0027)
- 610337 Google Pixel Android May 2021 Security Patch Missing
- 6140043 AWS Bottlerocket Security Update for kernel (GHSA-8wv2-7mxp-c8x5)
- 750376 OpenSUSE Security Update for RT kernel (openSUSE-SU-2021:0242-1)
- 750428 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:0075-1)
- 750434 OpenSUSE Security Update for the Linux Kernel (openSUSE-SU-2021:0060-1)
- 751654 SUSE Enterprise Linux Security Update for the Linux Kernel (SUSE-SU-2022:0197-1)
