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CVE-2020-26088

Good to know:

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Date: September 24, 2020

A missing CAP_NET_RAW check in NFC socket creation in net/nfc/rawsock.c in the Linux kernel before 5.8.2 could be used by local attackers to create raw sockets, bypassing security mechanisms, aka CID-26896f01467a.

Language: C

Severity Score

Related Resources (12)

https://security-tracker.debian.org/tracker/CVE-2020-26088
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00021.html
https://lists.debian.org/debian-lts-announce/2020/10/msg00032.html
https://usn.ubuntu.com/4578-1/
https://github.com/torvalds/linux/commit/26896f01467a28651f7a536143fe5ac8449d4041
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-26088
https://lists.debian.org/debian-lts-announce/2020/10/msg00034.html
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00001.html
https://nvd.nist.gov/vuln/detail/CVE-2020-26088
https://cdn.kernel.org/pub/linux/kernel/v5.x/ChangeLog-5.8.2
https://lists.debian.org/debian-lts-announce/2020/09/msg00025.html
https://www.mend.io/vulnerability-database/CVE-2020-26088

Severity Score

Weakness Type (CWE)

Incorrect Default Permissions

CWE-276

Top Fix

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Upgrade Version

Upgrade to version linux-yocto - 4.8.26+gitAUTOINC+1c60e003c7_27efc3ba68;linux-libc-headers - 5.10

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CVSS v3.1

Base Score:
Attack Vector (AV): LOCAL
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): NONE
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): LOCAL
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): NONE
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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