CVE-2020-25643

CVE Details

Release Date:2021-05-22

Description


A flaw was found in the HDLC_PPP module of the Linux kernel in versions before 5.9-rc7. Memory corruption and a read overflow is caused by improper input validation in the ppp_cp_parse_cr function which can cause the system to crash or cause a denial of service. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

See more information about CVE-2020-25643 from MITRE CVE dictionary and NIST NVD


CVSS v3.0 metrics


NOTE: The following CVSS v3.0 metrics and score provided are preliminary and subject to review.

Base Score: Base Metrics:
Access Vector: Undefined Attack Complexity: Undefined
Privileges Required: None User Interaction: None
Scope: Unchanged Confidentiality Impact: Undefined
Integrity Impact: Undefined Availability Impact: Undefined

Errata information


PlatformErrataRelease Date
Oracle Linux version 6 (kernel-uek)ELSA-2020-59122020-11-06
Oracle Linux version 7 (kernel)ELSA-2020-54372020-12-16
Oracle Linux version 7 (kernel-uek)ELSA-2020-59122020-11-06
Oracle Linux version 7 (kernel-uek)ELSA-2020-59132020-11-10
Oracle Linux version 8 (kernel)ELSA-2021-15782021-05-25
Oracle VM version 3.4 (kernel-uek)OVMSA-2020-00472020-11-06



This page is generated automatically and has not been checked for errors or omissions. For clarification or corrections please contact the Oracle Linux ULN team

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