Vulnerability Details : CVE-2020-25661
A Red Hat only CVE-2020-12351 regression issue was found in the way the Linux kernel's Bluetooth implementation handled L2CAP packets with A2MP CID. This flaw allows a remote attacker in an adjacent range to crash the system, causing a denial of service or potentially executing arbitrary code on the system by sending a specially crafted L2CAP packet. The highest threat from this vulnerability is to confidentiality, integrity, as well as system availability.
Vulnerability category: Denial of service
Products affected by CVE-2020-25661
- cpe:2.3:o:redhat:enterprise_linux:8.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-25661
0.26%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 67 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-25661
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
8.3
|
HIGH | AV:A/AC:L/Au:N/C:C/I:C/A:C |
6.5
|
10.0
|
NIST | |
8.8
|
HIGH | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST | |
7.5
|
HIGH | CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
1.6
|
5.9
|
Red Hat, Inc. |
CWE ids for CVE-2020-25661
-
The product allocates or initializes a resource such as a pointer, object, or variable using one type, but it later accesses that resource using a type that is incompatible with the original type.Assigned by:
- nvd@nist.gov (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2020-25661
-
https://access.redhat.com/security/cve/CVE-2020-12351
Red Hat Customer PortalMitigation;Vendor Advisory
-
https://access.redhat.com/security/vulnerabilities/BleedingTooth
BleedingTooth - Kernel Bluetooth vulnerabilities - CVE-2020-12351, CVE-2020-12352, CVE-2020-24490, CVE-2020-25661 and CVE-2020-25662 - Red Hat Customer PortalVendor Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-25661
1891483 – (CVE-2020-25661) CVE-2020-25661 kernel: Red Hat only CVE-2020-12351 regressionIssue Tracking;Mitigation;Vendor Advisory
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