5.7

CVE-2020-27825

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.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Linux ≫ Linux Kernel Version 5.10 Update rc1
Redhat ≫ Enterprise Linux Version 7.0
Redhat ≫ Enterprise Linux Version 8.0
Redhat ≫ Enterprise Mrg Version 2.0
Debian ≫ Debian Linux Version 9.0
Debian ≫ Debian Linux Version 10.0
Netapp ≫ Cloud Backup Version -
Netapp ≫ H410c Firmware Version -
   Netapp ≫ H410c Version -
VulnDex Vulnerability Enrichment
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EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 0.28% 0.191
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
NIST 5.7 0.5 5.2
CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:N/A:H
NIST 5.4 3.4 7.8
AV:L/AC:M/Au:N/C:P/I:N/A:C
CWE-362 Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

The product contains a concurrent code sequence that requires temporary, exclusive access to a shared resource, but a timing window exists in which the shared resource can be modified by another code sequence operating concurrently.

https://lists.debian.org/debian-lts-announce/2021/03/msg00010.html
Third Party Advisory
Mailing List
https://lists.debian.org/debian-lts-announce/2021/02/msg00018.html
Third Party Advisory
Mailing List
https://www.debian.org/security/2021/dsa-4843
Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1905155
Patch
Third Party Advisory
Issue Tracking
https://security.netapp.com/advisory/ntap-20210521-0008/
Third Party Advisory