Vulnerability CVE-2020-14351


Published: 2020-12-03

Description:
A flaw was found in the Linux kernel. A use-after-free memory flaw was found in the perf subsystem allowing a local attacker with permission to monitor perf events to corrupt memory and possibly escalate privileges. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

Type:

CWE-416

(Use After Free)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Redhat -> Enterprise linux 
Linux -> Linux kernel 

 References:
https://bugzilla.redhat.com/show_bug.cgi?id=1862849
https://lists.debian.org/debian-lts-announce/2020/12/msg00015.html

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